Heyboer Transformers

Heyboer Transformers in Michigan, USA, is now making Hiwatt-style OTs, using high-grade lams and winding patterns like the original. 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. I really really don't want the "character" of my amp to be dependent on an underrated transformer no matter how "vintage correct" that's supposed to be. The new output transformer is an Allen/Heyboer “TO-20. Details about Guitar Amplifier Power Transformer New Heyboer High Output for Tube Amp builders. Discover more Power, Distribution, and Specialty Transformers companies in Grand Haven on Manta. Please note that we cannot accept returns or exchanges for Heyboer products. Premium guitar amplifier power transformers, output transformers and chokes. The right on the photo is the R core output transformer in bare condition. It is a unique amp in that is has an EF86 preamp tube, like the Cyclone, an extra gain stage and a single EL84 output stage. It is the same as the above TO11C but mounted on its side the short way to prevent transformer coupled hum. We did a shootout with a transformer switcher that Suhr built that let us listen to 2 transformers back to back, instantly. Ringing can be seen as overshoot at the corners of a squarewave, as illustrated in the figures above. • American Made Heyboer Transformers throughout • Patented HybridMASTER volume management technology • Citizen Loop all-tube FX loop (pedal optimized) • 8 ohm or 4 ohm speaker impedance selector switch feeds two speaker output jacks • Power and Standby switches on the front panel • Mallory and Orange Drop capacitors. the problem is, i cant find a schematic or wiring diagram or even color calues anywhere! no one seems to have them not even weber where i ordered them. Description and pack size will be displayed. Current estimates show this company has an annual revenue of 44207839 and employs a staff of approximately 181. Who is online. Energy is transmitted from substation to substation through transformers that either step up voltage (for long distance transmission) or step down voltage (for consumer use). you are essentially recreating an earlier Marshall as the old Marshalls employed the same kind of transformers and used a choke. Custom Heyboer Transformer Speaker- Celestion G12H30 8 Ohms, many other options available. Images on instagram about heyboertransformers. If you bought a Porsche 911, you wouldn't fill it with 86-octane fuel from Joe's Gas O'Rama. Grand Haven, Michigan 49417 Phone: (616) 842-5830 Fax: (616) 842-3731 Send E-mail. It is a unique amp in that is has an EF86 preamp tube, like the Cyclone, an extra gain stage and a single EL84 output stage. The only thing is the lows you know. OT is a Trainwreck/Stancor replica wound to 35 watts. General Amp Use Hammond puts a century of experience into manufacturing high quality. 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. i'm a very casual builder and i don't mind getting the 'best' parts for my builds since i don't do many. The speaker itself limits the bandwidth of the amp. I recently had a power transformer go out on my 1985 50 watt JCM800 2204 head. Supports the use of 6L6 AND EL34 power tubes (power tube sockets must be rewired for use with EL34 power tubes). Maybe less. TO11S Heyboer output transformer rated 4,000 ohms primary to 4 or 8 ohms secondary. This reduced the drain on the power transformer with consequent reduction of temperature rise in the amp cabinet. For A Tone Comparison And Overview. Commentaires. If you have a tech replace the transformer, you might be able to send the stock unit to Heyboer and have them wind you a better sound duplicate that will match the mounting bolt pattern. Heyboer Transformers has been designing and building the highest quality transformers for the electronics industry since 1958, serving customers worldwide. Get reviews, hours, directions, coupons and more for Heyboer Transformers at 17382 Hayes St, Grand Haven, MI 49417. We did a shootout with a transformer switcher that Suhr built that let us listen to 2 transformers back to back, instantly. Transformer ringing All transformers have limitations due to the inevitable capacitance between windings, leakage inductance etc. Output transformers marked UPGRADE (below) allow for more versatility by added secondary connections that did not exist on the original units. Heyboer Transformer - Top Heyboertransformers. Prices start at $55 (last year). Search for other Transformers in Grand Haven on The Real Yellow Pages®. Find Heyboer Transformers Inc manufacturer part numbers 14299, 730725 database at ASAP NSN Parts. Four El34, 6L6 or 6550 power tubes. Both in price and performance. All products are constructed according to your. I can’t seem to find a power transformer for less than ~$80 shipped (NY); does anyone have any advice? Is that just the lowest price I’m going to. Many of the parts that were tore down and documented came from Brian. Inductances measured at rated D. Secondaries 4,8,16 ohms. com For maps and directions to Heyboer Transformers Inc view the map to the right. I've supplied them with the original blueprints so that they could make an electrical equivalent. Marshall Plexi, 50 watt 1987 Marshall clone, Van Halen Brown sound, Sozo caps, hand wired plexi, Wired point to point, vintage Marshall amp tone, best plexi clone, Heyboer transformers, Plexi clone, best plexi clone, Marshall plexi clone, Marshall amps, the best Plexi reproductions, Vintage Marshall amp reproductions, Best sounding Marshall. hallicrafters fpm-300-mkii power transformer. Featuring the most accurate Drake and Dagnall audio output and power transformers. 5 style #) 06 e-i laminated core. "Click" on thumbnail photos below for a full size photo of each part. This was the first & only amp that used a mixed transformer set. Guitar Amplifier Power Transformer New Heyboer High Output for Tube Amp builders. I would suggest referring to the spec sheets and wiring diagram included on this page to see if our power transformer will work based on the information provided. I will be buying more of these. The primary impedance is 5k ohms and it has 4, 8 and 16 ohm speaker taps. Musical Power Supplies, Inc. All products are constructed according to your. 1 · Amplification. I have built many tweeds with fatstack power transformers, and loved the results. Plate transformer was missing. I use them in Fender tweed amps such as the Deluxe. Does anyone have any experience with Heyboer. I pulled it from my 210 Sixty-five, and replaced it with a Heyboer. CE component certified. 5-8H @ 125ma, 125 ohms, Note that this choke has a mounting spacing of 2-3/4", while the Weber and the original Fender 014684 chokes have a mounting spacing of 3-9/16". Heyboer has 1 job listed on their profile. Physically, parts were designed to look similar to original factory units (where possible). Heyboer Transformers in Michigan, USA, is now making Hiwatt-style OTs, using high-grade lams and winding patterns like the original. Some designers say the output transformer must be changed if you want to use different output. Description and pack size will be displayed. HEYBOER TRANSFORMERS INC is an Active Manufacturer with the Cage Code 50404 and is tracked by Dun & Bradstreet under DUNS Number 006022396. VHR is a good retail outlet for these. I contacted them and asked if they would have an interest in building these for our customers. I am probably going to replace the original Mojo power trans with the Heyboer when I get the time in a few months. I love that MM make so many variations on classic transformers. ) are better because they help provide an amplifier with that ultimate tone. DIYTube Dynaco ST35 Tube DIY Amp Kit - NEW REV. Use for: Jets, Reverberockets, Echo Twins, AC12, Gemini 1 and more. I've read the MM makes a good product but are some what over priced. Knobs for postwar sets can be found at antique radio swap meets, and from Dave Frush. 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. Using the 40-18016 power transformer with the lower voltage 660V winding will give the amplifier less headroom (breaks up earlier), and a smoother treble response. Reviews (616) 842-5830. A couple of years ago I acquired an excellent, newly designed replacement power transformer and pair of filter chokes for the 516F-2. The two transformers put out the same signal. @autospec Will, please give Classic Tone Transformers a call as well. Physically, parts were designed to look similar to original factory units (where possible). Plitron Manufacturing Inc is an ISO 9001:2015 company established in 1983 Plitron offers standard products for power supply, including toroidal medical isolation transformers, and high quality audio output toroidal transformers, in applications which can be ordered and shipped anywhere. The amp itself is actually vibrating. I am often asked how upgrading an amplifier's transformers will improve tone. I swapped the mercury power transformer for a weber 22772 that i had and everything was right in spec. Photo shows a 166N6 6. Heyboer Transformers is located in Grand Haven, Michigan (Lake Michigan, eastern shore). Found 200 records in Search of Tubes Asylum he uses Heyboer transformers which are fabulous and the VTA board is Vacuum tube audio based on the VTL design and you. I have seen this with both Pacific and Heyboer transformers far too often in recent times with a slightly higher incidence in the Export versions. Power transformer supplies 370vdc in GZ-34 tube rectifier mode or 380vdc in ss mode. RW-40-5 Single-Ended 3K / 5K ohms 40W type Audio Output Transformer. I haven't used Schumacher transformers myself - and I would be interested to know why they are so much better than MM - but have used MM and Heyboer many times. What is a battle. No one has mentioned Heyboer Transformer - they will do custom one-offs. harbach electronics/peter w. both of my splawns are heyboer. Keywords: Inc. Weber Speakers Homepage --- Loudspeakers, components, and equipment for the vintage musical instrument enthusiast. Heyboer transformers inject the Lerxst Omega with all the volume, tone, dynamics, and harmonics you’d expect from a top-shelf, handmade amp. Site search Tool. is located at the address 17382 Hayes St. I can’t seem to find a power transformer for less than ~$80 shipped (NY); does anyone have any advice? Is that just the lowest price I’m going to. We are listed in the category and you can phone us at 616-842-5830. These companies offer a comprehensive range of Power Transformers, as well as a variety of related products and services. Tube box not included. Solid Pine Inner Cabinet and Birch Plywood Baffle Board - add $75. Before visiting Heyboer Transformers, be sure to verify its address and hours of operation. Heyboer also sells a good set with choke. Edcor vs hammond transformers keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. All products are constructed according to your. Our history runs deeper than any other audio transformer maker in the world. Both of the 36W transformers fit the 18W chassis perfectly so it is possible to modify the 18W chassis to build a 36W amp. The color coding of the wires is the same as the original units. Custom designed & hand-made Heyboer Power and Output Transformers. It’s a simple enough question, but the answer is a little complex. Replace the power transformer You should not have to do this unless the original is dead. These are for a JTM or variant (I used them in an Egnater “seminar” amp, a JCM800 clone). PLEASE FOLLOW ADEQUATE SAFETY PROCEDURES. I was waiting for you to see this post, Tung. 3V at 6A + 5V at 3A; ideal for 30-36W amplifier builds: This power transformer was specified for the PP-36 amp kit, but would suit other amplifiers requiring 340V or so on the power valve plates. Heyboer Transformers 17382 Hayes St Grand Haven MI 49417. Miltech Industries was established in 1991 in Nagpur, India to manufacture and supply plastic components. It is the same as the above TO11C but mounted on its side the short way to prevent transformer coupled hum. It is time to mount the transformers and make this puppy look like an amp. See BBB rating, reviews, complaints, & more. Amplifier and amplifier modification kits. L/C Magnetics is a specialist in high current transformers. I think in general they make very good products and I don't hesitate to recommend them. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. Heyboer JTM 45 power transformer color code. Choke for Tweed Fenders. in Grand Haven, Michigan 49417. By considering the time period in which the H-15-5 was produced, this transformer must be a little brother of those on the most popular Sansui tube amplifiers and receivers, such as Sansui Model AU-70, AU-111, 500, 500A, 1000, and 1000A. Weber Speakers Homepage --- Loudspeakers, components, and equipment for the vintage musical instrument enthusiast. And I'm sure anyone can get the impedance specs with a phone call. Good as an upgrade for a Blackheart Little Giant or Valve Jr. Solid Pine Inner Cabinet and Birch Plywood Baffle Board - add $75. Four El34, 6L6 or 6550 power tubes. Transformer sets are often misunderstood, yet vital musical components. Welcome to the premier industrial source for Power Transformers in Michigan. with this transformer. Grand Transformers is a privately held company in Grand Haven, MI and is a Headquarters business. Every thing form microphone input transformers to large speaker distribution transformers. But the one you referenced, the AB15N-P data sheet specifies the high voltage as 800VAC CT with a 120VAC line voltage. Handmade in the USA. Shipped with USPS Priority Mail. For Plexi style amps, PTP handwired Cmg check out: http. Using the 40-18016 power transformer with the lower voltage 660V winding will give the amplifier less headroom (breaks up earlier), and a smoother treble response. BBB accredited since 1/16/2014. I will be going heyboer for that little price difference. HTS-5912 Output Transformer; HTS-8206 Power Transformer; Closeup of the M27 PT lam stack. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. Custom designed & hand-made Heyboer Power and Output Transformers. All products are constructed according to your. i chatted with one of their guys on the phone. 17382 Hayes St. For now, here are some pictures of the build in progress. Heavy duty casters and vintage grill. Shirdi airport flights 1. Price: $1,979. Heyboer also supplies Greg Germino with the transformers for a number of his models. the problem is, i cant find a schematic or wiring diagram or even color calues anywhere! no one seems to have them not even weber where i ordered them. you are essentially recreating an earlier Marshall as the old Marshalls employed the same kind of transformers and used a choke. 320V-0-320V at 180ma, 5V at 3A and 6. I've read that these are pretty good quality transformers, equal in quality to MM but a lot cheaper. Solid Pine Inner Cabinet and Birch Plywood Baffle Board - add $75. 275-0-275V at 200mA + 6. I've supplied them with the original blueprints so that they could make an electrical equivalent. First off, let's examine what an output transformer is and why someone would inquire about replacing it. sorry for long delay in responding to your enquiries. These options make the amplifiers virtual audio chameleons that you can tweak to fit. They'll also wind one-off transformers to your specs, essentially for no extra charge. 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. Kit version a TW Express style amplifier. Combo dimensions: 24”L x 20”H x 9”D. They are Heyboer’s from Mojotone. Facebook gives people the power to share and makes. 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. We build transformers with a primary and a secondary winding and also build transformers with primary winding only, so that the secondary winding is the toroid hole for customer bus bars or high current cables. See BBB rating, reviews, complaints, & more. Musical Power Supplies, Inc. 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. 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. Another reason is for aesthetics in tone. Output transformer OT151A, Ot151B used on most vintage Ampeg combos using cathode biased 6V6 and 7868 and 7591A power tubes. Will let the list know how it all turns out. Output transformers marked UPGRADE (below) allow for more versatility by added secondary connections that did not exist on the original units. Both of the 36W transformers fit the 18W chassis perfectly so it is possible to modify the 18W chassis to build a 36W amp. The main transformer you should care about, is the output transformer. heyboer's high on my list. Even after putting the correct taper bass and treble pots in it as well as some correct value caps I cannot get this amp to not sound harsh and super bright. Heyboer is one of the transformer companies I used/use for my amps. Hope you enjoy this pic! Trace Davis – President / Founder. These companies offer a comprehensive range of Power Transformers, as well as a variety of related products and services. See BBB rating, reviews, complaints, & more. 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). Heyboer Transformers has a revenue of $36. Who is online. 2008-2008ish IIRC i priced out classic tone v. Heyboer also seemed willing, but again, my results with them fall behind the other two. RW-40-5 Single-Ended 3K / 5K ohms 40W type Audio Output Transformer. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. When designing and building our products, no compromises are made. Output Transformer Shootout: Comparison between Stock and Hammond transformer in a Jet City tube amp. Best Output Transformer For JCM 800. [just my opinion]. In fact, the other output transformers I had made were rated for 120 watts at 6. See BBB rating, reviews, complaints, request a quote & more. Heyboer are supposed to be a big step up from those cheap tranformers used in low cost amps from Fender and Marshall. Science amplifiers are designed to be the most toneful utilitarian high powered amplifiers made today. I've had excellent results with them too. Best Output Transformer For JCM 800. 40-18113 ClassicTone # 40-18113, Fender Style, 100W, 2K to 4 / 8 Ohm, Output Transformer with Vintage Style Raised & Offset Mounting 40-18113 $96. This is transformer is available from Mojotone for $59. IE: After this amp was made we began exclusively using Mercury Magnetics transformers. com provides numerous search tools, including location, certification and keyword filters, to help you refine your results. Heyboer will make whatever you ask them to regarding wattage, output taps, impedance, etc. Find a Hilti Authorized Distributor or Rental Location Take the first step - and make your next job better. Hand-built in Nashville, TN, The Wooly Coats Spanky MKII features HybridMASTER and Studio-quality Reverb. Transformers. The legal address of the company is 17382 Hayes Street Grand Haven, MI 49417. This comes with a new Heyboer extra heavy duty power transformer, which has more metal core and the heaters can handle a few extra amps than their regular replacement version. From now on its Heyboer for new transformer builds and Gary Brown for rewinds. Just in case my wires were crossed i tried taking readings across the other wires on the ot but it seem as i have the right wires. For example their fatstack power transformers for tweed amps are amazing. PT113A power transformer for vintage Ampegs such as Gemini II, IV, V, VI with 7591 power tubes. WARNING: Transformers should always be installed by a professional electronics technician since there are high voltages involved and may result in serious physical harm to yourself, the transformer and/or your equipment if installed incorrectly. Author: Topic: Brand New Never Used 7. HY022905M Transformer Please be aware that we do not stock these transformers -- we place an order with Heyboer each week for the units ordered that week. I get no readings on the other wires. 3V at 6A + 5V at 3A; ideal for 30-36W amplifier builds: This power transformer was specified for the PP-36 amp kit, but would suit other amplifiers requiring 340V or so on the power valve plates. Some of these transformers are 3K ohm, and some are 5K ohm. Knobs for postwar sets can be found at antique radio swap meets, and from Dave Frush. is located in Fraser, MI and is a supplier of Transformers. I need to have the control winding/primary of the saturable reactor L27/L28 of my GE E-101 Colorama set rewound. WARNING: Transformers should always be installed by a professional electronics technician since there are high voltages involved and may result in serious physical harm to yourself, the transformer and/or your equipment if installed incorrectly. Take the JTM 45 output transformer, for example. A typical one for a BA or old radio will go for $55-65. Made in the USA to original specifications by our friends at Heyboer. 50's 5E3 Tweed Deluxe Power Transformer. One New Heyboer Transformer Co. I haven't used Schumacher transformers myself - and I would be interested to know why they are so much better than MM - but have used MM and Heyboer many times. I'm considering buying a non-working HW101 and trying to nurse it back to life. I have however had very good luck with Hammond vintage spec AC30 output transformers. Transformers and chokes form various manufacturers. Both of the 36W transformers fit the 18W chassis perfectly so it is possible to modify the 18W chassis to build a 36W amp. Mercury Magnetics is the fanciest brand I guess, although I have heard. Its IP address is 66. And with the added power tube and larger output transformer, the Custom 12 has a punchier tone and more clean headroom. We engineer and manufacture a wider range of custom transformers that are exported globally in electrical equipment and systems. heyboer, and heyboer is $50 more total for PT OT and Choke. The 2 Channel "H" is setup with independent. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. Heyboer Transformers has a revenue of $36. Operating on a pair of 6V6 output tubes, the ~20 watt Spanky MKII is 3RD Power's response to overwhelming customer demand for a Spanky combo amp with reverb and HybridMASTER. 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. 1M, and 110 employees. This service is produced by Kompass. MM transformers are ofter good. Transcendar Transformers High Quality Audio Output Transformers For High Fidelity Tube Amplifiers. Transformers are rewound by Ed Dinning (England) and Heyboer Transformer. See BBB rating, reviews, complaints, & more. One more I'd like to add is to send the transformer to a pro to have it rewound. Discover more Power, Distribution, and Specialty Transformers companies in Grand Haven on Manta. Been a great tranny and the price was right so I'm glad I got it. I have not got an answer yet, so I thought I would try here. This is a project that I made for the EZ125 amplifier with quad KT88’s. We are currently unable to ship this product and have no date for when transformers will be in stock again. Giza Two channels. They give me the classic tweed tone but with no farting - something the originals can't do. And I'm sure anyone can get the impedance specs with a phone call. Physically, parts were designed to look similar to original factory units (where possible). Every model is equipped with features inside and out for maximum tone, performance, and reliability. The Vintage Sound Blues Jr. I've supplied them with the original blueprints so that they could make an electrical equivalent. Established in 1989, MagneQuest has been building the finest vacuum tube audio transformers for nearly 25 years, yet our roots run much further back, to the heyday of transformer design. I've had excellent results with them too. Wiring the outputs in parallel would yield 2 Ω. Drop shipped orders usually ship within a few days if the item is in stock at Hammond. If you have a tech replace the transformer, you might be able to send the stock unit to Heyboer and have them wind you a better sound duplicate that will match the mounting bolt pattern. I wish I could provide more detailed specs and info, but theres just nothing out there about this specific transformer. Read more about Marshall 8100 Power Transformer, T279 ABOUT US Parts is Parts, established in 1982, is the world's leading supplier of amplifier and guitar parts, and your official Vox and Korg parts center. I am an electrician so i understand transformers a little. Its IP address is 66. See reviews, photos, directions, phone numbers and more for Dr Heyboer locations in Grandville, MI. Hybrid Transformers The older telecommunication circuits used for remote control of radio base stations were 2 wire circuits, and probably DC circuits (no inline amplification). Industrial Amps is proud to present one of the strongest and best sounding lines of electric guitar and bass amps available. Operating on a pair of 6V6 output tubes, the ~20 watt Spanky MKII is 3RD Power’s response to overwhelming customer demand for a Spanky combo amp with reverb and HybridMASTER. By replacing the transformers and adding a choke. Board is shown built for demonstration only, kit is unbuilt. Local Business. Supports the use of 6L6 AND EL34 power tubes (power tube sockets must be rewired for use with EL34 power tubes). This clone utilises the early 70's Hiwatt DR103 circuit and layout. Plexi 50 and JCM 800 100 watt amps Does not fit the JCM 900 amps. Commentaires. Otherwise amp forums may give you more interest than Gumtree, Ebay, etc. They will have the original transformer this week and will build a replacement. Tube-specific discussions. For A Tone Comparison And Overview. EDCOR Electronics Corporation - Manufacture of high quality audio transformers. I've used it as an output transformer in numerous 5-15W single-ended designs and I've been very pleased with the results, especially in the lower register. Physically, parts were designed to look similar to original factory units (where possible). the problem is, i cant find a schematic or wiring diagram or even color calues anywhere! no one seems to have them not even weber where i ordered them. Drop shipped orders usually ship within a few days if the item is in stock at Hammond. Then we’ll get to some things to consider. Contact him at Jackson Speaker Service, 3921 Pine Crest Court, Jackson, MI 49203 or call (517) 789-6400. The Hammond web site says this is a tweed deluxe transformer however I feel the 290 BX would work better, For a 5F1 champ this is a FANTASTIC power transformer! Bobbin wound and very underrated in terms of current and maximum power Just as good as a mercury and MADE IN CANADA and better quality than a Mercury transformer Regards Dr Dan Amps. Help with Heyboer 022772 Power Transformer Hook Up 5F2A Circuit I have asked for help in another forum I regularly visit, my apologies if you've seen this already. While the control layout may seem minimalistic (Volume, Treble, Mid, Bass, Presence), this amplifier is certainly not a one trick pony. Reviews (616) 842-5830. He has told me that the Heyboer transformers are well made, the iron used is larger than most of the other makers for a given wattage level, and he has found them to all work well without issues. MM transformers are ofter good. For Plexi style amps, PTP handwired Cmg check out: http. is referred to category Electronic and Other Equipme. Both offer excellent products, Fliptops uses Heyboer for their B-15 transformers, Mercury Magnetics is a transformer manufacturer. You won't have to wonder about the results, the transformer will be better than new, the radio will still have all original parts and will operate as it was designed to operate. See the complete profile on LinkedIn and discover Heyboer. i'm a very casual builder and i don't mind getting the 'best' parts for my builds since i don't do many. The only thing is the lows you know. Material used & design specs. Many stock units are less than great, though. i chatted with one of their guys on the phone. Update 4/27/19: Due to popular demand, Hallman Labs finally have a few sound clips of my amplifier. https://www. Heyboer also seemed willing, but again, my results with them fall behind the other two. I did some investigation of new transformer prices. Get information, directions, products, services, phone numbers, and reviews on Heyboer Transformers in Grand Haven, MI. Stock Heyboer 100W PT Primary Secondary CT Bright Normal 50/50-- --Note - Power transformer primary connections (Power Cord/IEC Socket, Mains Fuse, AC Switch Indicator Lamp) and OT secondary connections (OT Secondary Leads, Impedance Selector, Output Jacks) omited. Use for: Jets, Reverberockets, Echo Twins, AC12, Gemini 1 and more. I love that MM make so many variations on classic transformers. I wanna use a Heyboer because they're drop-in replacements and I heard the difference in tone is amazing. is located in Grand Haven 49417. snagged a brochure for Mercury transformers.