Heyboer Transformers

The Heyboer transformer set is really good and usually it would be an upgrade as many kits come with Chinese transformers. Is there a standard scheme for interstage coupling (such as phase inverter) transformer wire colors?. Heyboer Transformers, Inc is a privately held company in Grand Haven, MI and is a Headquarters business. Transcendar Transformers High Quality Audio Output Transformers For High Fidelity Tube Amplifiers. I found one version of Fender Champ schematic that had a cathode voltage of 19 VDC with a 470 ohms cathode resistor. The new power transformers available on eBay, etc. The output tranny built for me by heyboer with the 8k primary plate load is optimal for the kt-66 power tubes. Heyboer Transformers has been designing and building the highest quality transformers for the electronics industry since 1958, serving customers worldwide. The amp is offered as a head or a 1x12 combo. I built a 12 series plexi with Merren Transformers and choke, they sound great. These can be used as an upgrade for these amplifiers or in higher wattage, single ended amplifier projects that requires up to. The Hot Mama is a EL84 based, tube rectified, class A amplifier. EPD seems to be primarily a CB shop and the specs Ive gone thru seem suspicious so Ive never used him. Alden of Heyboer transformers has never failed me. A hybrid coil (or bridge transformer, or sometimes hybrid) is a transformer that has three windings, and which is designed to be configured as a circuit having four ports that are conjugate in pairs. Audio Frequency (AF) Transformers work at frequencies between about 20Hz to 20kHz and are used in audio amplifier circuits, they were essential in valve (tube) designs for matching the high impedance outputs of theses amplifiers to low impedance loudspeakers, but transistor amplifiers have much less need for output transformers. It will now be the standard OT for the 10W Chihuahua. [just my opinion]. I believe they are made by Heyboer and they are first class transformers. The transformer is recommended for 6V6, 7C5 and 6BQ5. Handmade in the USA. The Vintage Sound : Marshall Style - Cabinets Vacuum Tubes Speakers Tolex and Tweed GrillCloth Transformers Test Equipment Vacuum Tube Accessories Chassis Baffles Adhesives / Glues Capacitors Resistors Turret / Eyelet Boards Back Panels Cabinet Hardware Amplifier Kits Bias Testers Faceplates Knobs Capacitor Kits Covers Logos Pilot Lights Pots Reverb Accessories Reverb Tanks Capacitor Pans. Email and I can give you more details what the $400 full chassis rebuild includes. There's a lot of iron in a power transformer, so these tend to be the most expensive part in an amp and thus can potentially be the weakest link in the signal chain that contributes to quality and tone…. Hi, I'm looking to replace the transformers in my DSL50, as well as installing a choke. 2008-2008ish IIRC i priced out classic tone v. All work performed by David Allen, EE and guaranteed. transformer, but instead would consider an upgrade. Heyboer vs Mercury Magnetics. It has a master volume, tone and volume with high and low inputs. Description and pack size will be displayed. The new power transformers available on eBay, etc. Enter Heyboer transformers. Amplifier Transformers: Magnetic Components, Inc. Heyboer Audio Transformers 17382 Hayes Street Grand Haven, MI 49417-9305 616) 842-5830. Because transformers are the most expensive component of an amplifier, it is common for amp manufacturers to cut costs on the size and quality of them. Overview Transformers are an integral part of the electricity transmission and distribution network throughout the world. The power transformer is the old standard we've been been using for years. Categorized under Mechanical Contractors. "Click" on thumbnail photos below for a full size photo of each part. My Splawn has a Heyboer (sp?) in it IIRC and I feel pretty certain that Scott probably tried everything to find what he felt was best. Heyboer Transformers is a dependable source for single phase and 3-phase power transformers, complete prototype design, product testing, custom power applications and high voltage, medical and power amplifications. Weber Speakers Homepage --- Loudspeakers, components, and equipment for the vintage musical instrument enthusiast. 19/470 = 0. In 1965, Marshall began migrating to the Drake transformers. Ships to USA for $13. The F026554 transformer has exactly the same output taps, but can be wired for 100/120/240 voilt input. The current was then varied to see if it made a difference. org – Living Waters Village. heyboertransformers. Description and pack size will be displayed. Many of the parts that were tore down and documented came from Brian. Hammond Power Transformer 290BX Hammond items are not stocked but ordered as we get orders and are usually drop shipped via U. Heyboer transformers for Eico HF 81 - Mossback - Vintage Asylum. Heyboer Mechanical, LLC is a privately held company in Grand Rapids, MI and is a Single Location business. Classic Tone and Heyboer USA made transformers ; Fan cooling> The Blumentritt Amplification Texas Tone™ Ranger all tube guitar amplifier. Alden of Heyboer transformers has never failed me. The original part is F026477. Transform your sound with Marstran Transformers. Starting out life as a rewinding house for service replacements we have transformed over the years into a leading manufacturer of new electrical transformers, chokes and associated power supplies, custom built to specification. We are currently integrating the Peter W. 85th Street Wauwatosa, WI 53226-4601 Heyboer Transformers 17382 Hayes St. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. He is the man! Just want to give credit where it is very deserved. Contact them and ask for a quote on part number HTS-4664. When Jim Garland, W8ZR rebuilt his Collins 516-F2 (solid-state w/new Heyboer transformers), he used the spare 8-pin Octal for mounting the Relay. Single phase and three phase power transformers Small printed circuit to 30 KVA Complete prototype design and product testing Custom power applications and tube type audio High voltage, medical, and power amplifications Large machine tool and control type UL, CSA, VDE, CE, and IEC specifications. He also made the four chokes. A huge chunk of iron,very nice. HT Transformers for Valve Amplifiers. 04A = 40 mA. That's why a clone is a clone. Just to let you know, nothing was more satisfying than having my amp power up and work perfectly the first time!. My shop rate is $50/hr and I have a $100 minimum billing for chassis shipped in for repair. Push-pull Output Transformers. Carson Manufacturing discontinued production of transformers as of January 1, 2002. heyboertransformers. Replacement Heyboer power transformer but otherwise mostly stock and sounding excellent. All work performed by David Allen, EE and guaranteed. Find great deals on eBay for heyboer and heyboer transformer. Get reviews, hours, directions, coupons and more for Heyboer Transformers at 17382 Hayes St, Grand Haven, MI 49417. monolithmagnetics Audio Transformers 185 N. Contact Alden at Heyboer. Additional information is available at www. Plate transformer was missing. I believe Speedracer helped with having those made up. From me back to Heyboer. These units can be finished fully shrouded for top chassis mounting or half shrouded for drop through chassis mounting. Vintage Asylum. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. MERREN AUDIO has been providing 30 years of custom electrical design and engineering for HI-FI audio enthusiast, musicians and experimenters. High Current Transformers are used for many applications such as circuit breaker testing, heating element for electric ovens, and melting of Aluminum. Heyboer Transformers is an electrical/electronic manufacturing company based out of 17382 Hayes St, Grand Haven, Michigan, United States. That's why a clone is a clone. Physically, parts were designed to look similar to original factory units (where possible). I have no experience with Classic Tones, but I can vouch for Heyboer's quality and exemplary tone. Genuine Fender Tele, Strat, Jazzmaster, Jaguar, P-Bass, Jazz Bass, and more parts at the lowest prices. The product is enclosed in the square case on the left. After getting rewind quotes last year I went with this option. Plastic Wound Transformers Featuring "OT Shootout" "I have read and have been told by many knowledgeable and reliable sources within the amplifier industry that paper layer wound transformers (a. A custom Magnetic components power transformer, mercury or magnetic components choke and always heyboer output transformers. Power is supplied by our custom designed power transformer that is manufactured for us by Heyboer Transformers. heyboer hts-9411, hy 022772 hts 9411 Is Similar To: For Eico Hf-81 Heyboer Power (31. 85th Street Wauwatosa, WI 53226-4601 Heyboer Transformers 17382 Hayes St. Heyboer also supplies Greg Germino with the transformers for a number of his models. Chris was very helpful and always replied to emails and phone calls when I had questions. Also, the earliest. Output Transformer Heyboer & ClassicTone 18watt OTs provide a really authentic & great sounding tone with 16, 8 & 4 Ohms taps. I wouldn't both with Mercury unless they offer something you can't get elsewhere, generally they're twice the price with no added benefit. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. These are relatively low gain amps with plenty of punch and headroom, and are great with pedals. Prices and. All Top Hat Amps are able to be customized with a wide variety of tolex and grill cloth options. 20 USPS Flat Rate. Who is online. Plexi 50 and JCM 800 100 watt amps Does not fit the JCM 900 amps. Vintage Asylum. Transformers for Marshall Amplifiers. Transformers-> (35) Heyboer Reverb Drivers (1) Mercury Magnetic Power Tansforme Mercury Magnetic Output Transfor (6) Mercury Magnetic Chokes and Driv Heyboer Power Transformers (12) Heyboer Output Transformers (14) Heyboer Chokes (2) Tubes and Tube Accessories-> (36) Wire (11) Fuseholders (3) Jacks and Plugs (10). Does anyone have any experience with Heyboer. All reproduction transformer are hand wound to the exact original specifications of winding geometry, steel laminations, materials, varnishes and of course sound. Other mounting options are available. A typical one for a BA or old radio will go for $55-65. Based on the performance I am getting from the 1625 amps (who made all the iron), I figured that the Heyboer iron would sound as good as the lundhal (at a MUCH better price point). Far more than tubes, speakers or other amp components, the transformers establish the platform for shaping your amp’s unique sound. It is lacking in that department. Replacement transformers are not always identical, so if you get squeals or other odd sounds when hooking up a new output transformer, try reversing the output leads. Contact: [email protected] 3) Vintagewindings. The power transformer is the old standard we've been been using for years. Physically, parts were designed to look similar to original factory units (where possible). Friendly right out of the box. Our transformers are wound in the USA by Heyboer. Heyboer Mechanical, LLC is a privately held company in Grand Rapids, MI and is a Single Location business. Transformers and chokes form various manufacturers. Transformers are rewound by Ed Dinning (England) and Heyboer Transformer. The metro spec Heyboer transformers are great also. com, a great place to find hard to locate parts from Heyboer Transformers authorized distributors. i got a proper chassis and faceplate set from mojotone also. Contact them and ask for a quote on part number HTS-4664. RW-40-5 Single-Ended 3K / 5K ohms 40W type Audio Output Transformer. Guitar Replacement Hammond manufactures direct replacement transformers for popular tube amps from Fender, Marshall, Vox, Ampeg, Orange, and Yorkville / Traynor. * This phone number available for 3 min is not the recipient's number but a number from a service which will put you through to that person. Custom hand-wound Heyboer transformers used exclusively 12" WGS Blackhawk Alnico speaker standard in our combo, 2x10" Weber option also available. Current estimates show this company has an annual revenue of. org – Living Waters Village. 17382 Hayes Street Grand Haven, MI 49417 Phone: (616) 842-5830 Fax: (616) 842-3731 www. Heyboer 11415 TW-OT Output Transformer for Trainwreck amps $100 shipped CONUS From Ampgarage: Heyboer 5199 is rated 300-260--260-300 Or better yet, HV-LV--LV-HV HV taps for Express, LV taps for Liverpool I got these from Doug Jenkins of Je. The earlier Marshall amplifiers used the Radiospares transformers. AMPEG 60’s SVT Power Transformer $455 AMPEG 60’s SVT Output Transformer $440. Output transformers marked UPGRADE (below) allow for more versatility by added secondary connections that did not exist on the original units. For valve amplifiers we make a range of Mains Transformers, Output Transformers and Chokes. Home Page and Contact Details. i'd see if an improvement was made and if not i had other plans for the circuit- afterall, i did love the clean channel. Giza Two channels. Heyboer Power transformer for older style 100 watt Marshall's. Grid Coupling Transformers. The new replacement transformer and filter chokes were designed and sold by Bill Abate K3PGB and manufactured by Heyboer Transformer Co of Grand Haven, MI. But Im wondering for some of the mass produced amps. org – Living Waters Village. I was waiting for you to see this post, Tung. Actually, there is another seller of transformers I have used for special applications including some of my personal builds, Allen/Heyboer. Based on the performance I am getting from the 1625 amps (who made all the iron), I figured that the Heyboer iron would sound as good as the lundhal (at a MUCH better price point). heyboertransformers. Custom hand-wound Heyboer transformers used exclusively 12" WGS Blackhawk Alnico speaker standard in our combo, 2x10" Weber option also available. The has been restored with following work completed: a complete bare chassis restoration. Heyboer has been supplying Watts with wonderful product for over 10 years. What other options are available?. Top quality American transformer manufacturer based out of Grand Haven, Michagin. Heyboer Transformers is located in Grand Haven, Michigan (Lake Michigan, eastern shore). It does point up however that when it comes to output transformers, frequency response is one thing, while power response is quite another. Far more than tubes, speakers or other amp components, the transformers establish the platform for shaping your amp’s unique sound. authentic construction wound on paper bobbin 8k primary impedance 4, 8 and 16 ohm secondaries 2 1/2" x 2 1/2" mounting centers Please allow up to two weeks for this item to ship. For Plexi style amps, PTP handwired Cmg check out: http. Heyboer will custom wind for you as well. Heyboer Mechanical, LLC is a privately held company in Grand Rapids, MI and is a Single Location business. heyboer hts-9411, hy 022772 hts 9411 Is Similar To: For Eico Hf-81 Heyboer Power (31. Enter Heyboer transformers. Contact them and ask for a quote on part number HTS-4664. Some of these transformers are 3K ohm, and some are 5K ohm. 17382 Hayes Street Grand Haven, MI 49417 Phone: (616) 842-5830 Fax: (616) 842-3731 www. Heyboer Transformers were the original Eico manufacturer of these units amd can build a new one which looks identical, can handle the higher AC voltages. The Heyboer is a well made component. NAMM 2020: UDO has brought the Super 6 polysynth to Winter NAMM to show off the synth’s new functions, and how they help offer more sonic versatility than the last time we encou. Grid Coupling Transformers. The output transformer was also supplied by Triwec and carried four (or more) part numbers: 3778, T-3778, E-3778A and 340-3778. We start will fulfilling orders again on Jan 21. Carson Manufacturing discontinued production of transformers as of January 1, 2002. It has a master volume, tone and volume with high and low inputs. Transformer sets are often misunderstood, yet vital musical components. We will also continue to work with a few other top North American manufactures in our custom designs, such as Heyboer (Mercury) of USA, Edcor of USA, and ANK of Canada. Plexi 50 and JCM 800 100 watt amps Does not fit the JCM 900 amps. Prednisone Cost Per Pill - No Prescription Needed. He is the man! Just want to give credit where it is very deserved. That's why a clone is a clone. Trinity Amps Tweed Deluxe 5E3 w/ Edge Mods & for sale w/ Custom Heyboer Transformers and high quality parts. Heyboer Power transformer for older style 100 watt Marshall's. South Vietnam AF later large proportion went as the fistula as a transcription of the operon. Audio Frequency (AF) Transformers work at frequencies between about 20Hz to 20kHz and are used in audio amplifier circuits, they were essential in valve (tube) designs for matching the high impedance outputs of theses amplifiers to low impedance loudspeakers, but transistor amplifiers have much less need for output transformers. Use the search box at the top of the page to check stock of all Heyboer Transformers authorized distributors participating in ECIAauthorized. 20 USPS Flat Rate. Far more than tubes, speakers or other amp components, the transformers establish the platform for shaping your amp's unique sound. I've read the MM makes a good product but are some what over priced. Between 320 and 350 VDC HT for 6V6's and 340-380 VDC for 6L6's will make a great-sounding 1484 clone, and the small Deluxe Reverb-style output transformer will live longer with 6V6's than it will with 6L6's. All transformers were auditioned at 60mA of current. Transformers : Due to the shortage of HiFi transformers supplies, HAMMONDS of CANADA and HASHIMOTO (Sansui) of JAPAN will be our main two HiFi transformers supplier. All work performed by David Allen, EE and guaranteed. It has a master volume, tone and volume with high and low inputs. Also, the earliest. Heyboer transformers for Eico HF 81 - Mossback - Vintage Asylum. It was about twice the size of the C30's stock OT. 18watt: Manufacturer: Power: Output: Choke: ClassicTone: 40-18035: 40-18037: Mojotone: 18watt Power. Transformers are out of stock. Search for other Transformers on The Real Yellow Pages®. It was somewhat less expensive than some other brands at the time and the only thing I did after I received the correct transformer was to use the original end bells from the OEM transformer. Hoping to get back to it soon but most parts are in stock including other circuit board supplies such as turrets and stakers. We have successfully upgraded transformers to models with global power wiring as supplied by Mercury Magnetics, Heyboer, Magnetic Components, Mojo, Hammond and so on. Update 4/27/19: Due to popular demand, Hallman Labs finally have a few sound clips of my amplifier. I just bought a 1974 Hiwatt DR103 for dirt cheap that needed an output transformer, so have recently done some research in this area. David Allen has developed some neat stuff for useful mods to common amps. 40-18113 ClassicTone # 40-18113, Fender Style, 100W, 2K to 4 / 8 Ohm, Output Transformer with Vintage Style Raised & Offset Mounting 40-18113 $96. They are a little pricey but well worth it. Both they and Edcor do custom work, and take those needs seriously. I realized today that it's been nearly a year since this blog has been updated, but that doesn't mean that Wombat Amps hasn't been busy! On the contrary, we've now launched an improved web site, I've established a formal Wombat Amps workspace in a building that also houses dozens of bands -- as a consequence I've been doing a fair amount of repair work -- more than I had really intended actually. Heyboer also seemed willing, but again, my results with them fall behind the other two. Since 1958, we have been bringing worldwide satisfaction to our customers. Marshall Transformers Marshall used Radiospares, Drake and Dagnall brand transformers and chokes. A typical one for a BA or old radio will go for $55-65. For multiple Heyboer Transformers Inc NSN parts requirement, upload your part number list through our upload RFQ form. A new one of these would cost $99. Another reason is for aesthetics in tone. Dave Allen's custom Heyboer "Deluxe" tranny provides a whopping 180ma on the high voltage. HT Transformers for Valve Amplifiers. Meticulously handwired and constructed of top shelf components the Lerxst Omega is a rock and roll tone machine. Beyond the explosion proof component choices, you find a hand-wired, point-to-point all tube circuit designed for perfect sound. Output transformer has the ability to accept a wide range of tubes from EL-34, 6CA7, KT-77, 6L6GC, 5881, KT-66 and 6V6’s without need to impedance mismatch. Transformers and chokes form various manufacturers. Reproduction power transformers for the solid state rectified model are available from Heyboer. Exact replacements for audio output transformers in old tube radios are often hard to find. The choice of solid state or valve is a personal one, with supporters in both camps. Single Ended Output Transformers. Products & Services. Contact: [email protected] 3) Vintagewindings. Heyboer are supposed to be a big step up from those cheap tranformers used in low cost amps from Fender and Marshall. The new transformers also have larger tap windings than can handle more current,. Allen To20 Output Transformer Jethro S Gear Emporium. You can and must order direct from Heyboer. Physically, parts were designed to look similar to original factory units (where possible). EDCOR also has a full line of classic audio transformer for the tube industry. Hey All! We are currently unable to supply circuit boards. The original power transformer was the Dyna's weakest link. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. I've heard great things about Heyboer and Hammond. Transformers-> (35) Heyboer Reverb Drivers (1) Mercury Magnetic Power Tansforme Mercury Magnetic Output Transfor (6) Mercury Magnetic Chokes and Driv Heyboer Power Transformers (12) Heyboer Output Transformers (14) Heyboer Chokes (2) Tubes and Tube Accessories-> (36) Wire (11) Fuseholders (3) Jacks and Plugs (10). General Amp Use Hammond puts a century of experience into manufacturing high quality. Prednisone Cost Per Pill - No Prescription Needed. [just my opinion]. For the price you can't beat the Mojo. authentic construction wound on paper bobbin 8k primary impedance 4, 8 and 16 ohm secondaries 2 1/2" x 2 1/2" mounting centers Please allow up to two weeks for this item to ship. The output transformer was also supplied by Triwec and carried four (or more) part numbers: 3778, T-3778, E-3778A and 340-3778. Enter Heyboer transformers. Tone capacitors for Fender Stratocaster, Fender Telecaster, Gibsons Since 1977 we've specialized in only the highest quality items at the lowest prices anywhere. I can't pen-point exactly what it is but the Mojo was'nt there. Genuine Fender Tele, Strat, Jazzmaster, Jaguar, P-Bass, Jazz Bass, and more parts at the lowest prices. They’re integral to the nuances of your guitar amp’s sound. Please email us with your tolex and grill cloth specs. The output transformers were made by Heyboer, based on the the lundhal spec sheet and this circuit diagram. heyboertransformers. Search for other Transformers on The Real Yellow Pages®. Heyboer Transformers Inc, Grand Haven, MI. The leads are tinned, multi-strand and the insulating jacket material very tough. Current estimates show this company has an annual revenue of. Not much, but still And from what I gather, the TO20 manufactured by Heyboer for Allen Amps (with the help of BillM) may deliver some improvement in that department. The new transformers also have larger tap windings than can handle more current,. Heyboer is a well-respected company and folks have been using their transformers for a long time wiht great success. * This phone number available for 3 min is not the recipient's number but a number from a service which will put you through to that person. I highly recommend going with one of them. The LOWATT is a careful reproduction of the amps made by Dave Reeves in the early 1970s. VHR is a good retail outlet for these. TransformerSuppliers. The Custom 12 is made right here in the USA and are completely hand-wired, utilizing turret board construction, Heyboer transformers and laser etched faceplates. Metro-Spec Plexi Replica Transformers Sort by Featured Best Selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, new to old Date, old to new Our historically accurate transformers are available once again!. Heyboer Transformers is located in Grand Haven, Michigan (Lake Michigan, eastern shore). The transformer was a bit under specs so it wouldn't get full output power as designed. 5/10uF-LL1673/10H CCMR mode-100uF/550V Mlytic HV+–LL1673/10H CMMR mode – 220uF/550V Mlytic HV+–. That's why a clone is a clone. CE component certified. Custom Heyboer Transformers , made in the USA; 12ga custom laser-machined chassis; Premium matched and tested tubes from Ruby Tubes with unparalleled 6 month warranty; 50W and 100W models utilizing your choice of EL34 or 6L6 output tubes, and 200W models featuring a quad of KT88 output tubes. It was somewhat less expensive than some other brands at the time and the only thing I did after I received the correct transformer was to use the original end bells from the OEM transformer. Categorized under Power Transmission Equipment Manufacturers. Dahl series of custom transformers & chokes to our transformer offering. TRANSFORMER Datasheet, TRANSFORMER PDF, TRANSFORMER Data sheet, TRANSFORMER manual, TRANSFORMER pdf, TRANSFORMER, datenblatt, Electronics TRANSFORMER, alldatasheet. EDCOR Electronics Corporation - Manufacture of high quality audio transformers. Replacement transformers are not always identical, so if you get squeals or other odd sounds when hooking up a new output transformer, try reversing the output leads. A custom Magnetic components power transformer, mercury or magnetic components choke and always heyboer output transformers. The new output transformer is being built at Heyboer Transformer Co. Rockitt Retro RR50a 50 watt 1987 model plexi replica. We are happy to consider modification of any of the designs in this listing, suggest an alternative product, design specially to suit your requirements or engage in cooperative development. were kept as close as possible to the original part to preserve. Guitar Replacement Hammond manufactures direct replacement transformers for popular tube amps from Fender, Marshall, Vox, Ampeg, Orange, and Yorkville / Traynor. Only at Sweetwater! 0% Financing for your Lerxst Omega Alex Lifeson Autographed 50-watt Handwired Head Sweetwater Exclusive!. In 1965, Marshall began migrating to the Drake transformers. Trans-Tronic produce numerous products for Audio applications. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. the A470S 35 W for the ST70 (6CA7) is $115 or about E85. I contacted them and asked if they would have an interest in building these for our customers. Heyboer Transformers is located in Grand Haven, Michigan (Lake Michigan, eastern shore). Ships to USA for $13. CUSTOM CLASSIC GUITAR AMPLIFIERS AND PEDALS. Giza Two channels. Heyboer has been supplying Watts with wonderful product for over 10 years. The new part # for units sourced through Heyboer is HTS-5504-1. The original power transformer was the Dyna's weakest link. A couple of years ago I acquired an excellent, newly designed replacement power transformer and pair of filter chokes for the 516F-2. Telephone hybrid transformer at the interface of the four-wire long-distance trunk and the two-wire local loop. The transformer was a bit under specs so it wouldn't get full output power as designed. EL84 happy-load tends to be near 8K. Amp builders will know all about these - very high quality transformers for a Marshall style build. Marshall 1968 Plexi Output Transformer Change From A Classic Tone To A Marstran/Heyboer. That said, if your amp already has an amazing transformer stock, then upgrading might not do much for you. Shop with confidence on eBay!. Hot glue sticks in many colors, useful for rebuilding capacitors and transformers, are available from glu-stix. Our transformers are wound in the USA by Heyboer. Plexi 50 and JCM 800 100 watt amps Does not fit the JCM 900 amps. For example, an OP transformer for my 205C will cost $170 from MM. This company offers the installation, service & repair of commercial HVAC equipment for restaurants. VHR is a good retail outlet for these. Transformers : Due to the shortage of HiFi transformers supplies, HAMMONDS of CANADA and HASHIMOTO (Sansui) of JAPAN will be our main two HiFi transformers supplier. , the JETTA offers features such as Metro Zero Loss effects loop to maintain signal clarity with even the longest effects chain and is built with premium components like the UK-made Celestion H30 speaker, Heyboer and Triad transformers, and Jupiter signal capacitors. 04A = 40 mA. All tube, hand wired amplifiers, built on vintage style turret boards, with custom wound transformers from Mercury Magnetics and Heyboer! Top quality components, AMAZING tones!. The power transformer has an open primary and must be replaced. I've had excellent results with them too. Guitar Replacement Hammond manufactures direct replacement transformers for popular tube amps from Fender, Marshall, Vox, Ampeg, Orange, and Yorkville / Traynor. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. It will now be the standard OT for the 10W Chihuahua. Our records show it was established in 2002 and incorporated in MI. 18W push pull output transformer Designed for amps with a pair of EL84; 8k ohms primary, 8 and 16 ohm speaker outputs The latest version of this transformer is a direct clone of the transformer originally made by Danbury (who has since retired, unfortunately). , the JETTA offers features such as Metro Zero Loss effects loop to maintain signal clarity with even the longest effects chain and is built with premium components like the UK-made Celestion H30 speaker, Heyboer and Triad transformers, and Jupiter signal capacitors. Meticulously handwired and constructed of top shelf components the Lerxst Omega is a rock and roll tone machine. The F026554 transformer has exactly the same output taps, but can be wired for 100/120/240 voilt input. I see alot of surplus gear motors, actuators, and other goodies cheap but they are 12 volt, where is a cheap source for step up transformers. You can examine his modified schematic (2010), where he inserted the Magnecraft relay. I contacted them and asked if they would have an interest in building these for our customers. Hammond power transformer Heyboer reverb transformer Magnetic Components ClassicTone output transformer and choke Eminence Legend 151 15″ ceramic speaker Bias pot for easy power tube swaps Two spring, full-size MOD reverb tank Smooth bias-modulated tremolo Solid pine finger-jointed cabinet 2-button footswitch Vinyl cover. We start will fulfilling orders again on Jan 21. I found one version of Fender Champ schematic that had a cathode voltage of 19 VDC with a 470 ohms cathode resistor. you are essentially recreating an earlier Marshall as the old Marshalls employed the same kind of transformers and used a choke.