The dr103 circuit was identical to hiwatts 50watt custom 50 dr504 amp. This time, i have supplied him with everything he needsincluding the transformers. Hiwatt cp103 and dr103w pete townshends guitar gear whotabs. Vintage 1975 hylightera if you are a fan of vintage amps and killer tone then the hiwatt dr 103 head is a must have for your amp collection. Custom 100 front faceplate 4 input select your colour. According to kee mayer, engineer and builder at the current hiwatt. Grille back panel hiwatt dr103 custom 100 custom 50.
Dual channel preamp with high and low sensitivity inputs and normal and bright options on each. Make offer hiwatt custom 7 combo amp warranty owners manual and sticker egg pedal, footswitch for fender, vox, marshall, hiwatt, mesa boogie amplifiers. Hiwatt dr103 or reeves space cowboy i know for a fact that i want the hiwatt custom 100 tone for the space inspired guitar playing that i do, as well as having a nice smooth distorted sound especially when combined with a big muff style fuzz that i have been hearing in my head for a long time. All tube 100 watts with a master volume straight outta the factory. Their model 1650ta is good for a 100 watt and 1650ka for a 50 watt.
Get the best deal for hiwatt guitar amplifiers from the largest online selection at. This is the legendary hiwatt circuit that started it all each dr103 is an authentic and faithful reproduction of dave reeves original amplifier. Hiwatt was making these amps back in the 70ties, but the production halted and the company closed. Same as cp103 circuit and design specification, but no the who faceplate. Save up for a reeves 225, or get ready to carry two dr103s around. If you are buying a hiwatt item mail order unseen, purchase it from a reliable source in america. Hiwatt dr103 dr504 modulus uk guitar amp parts and kits. Hiwatt, dr103 custom 100w ap guitar amp head, 1979 tune. Here is the tone stack from the hiwatt cp103, better known as the amp. The author of who obviously is a big fan of gilmour has advice on how to capture his tone using various amps.
Reeves custom 100 hiwatt dr103 issue the amp garage. Later that year, jimmy page led zeppelin had hiwatts custom made for him. Hiwatt custom 100 dr103 vox foundation 1x18 on bottom vox sovereign 4x12 on top sometimes i double the rig and set one amp for highs into the 4x12s and one for lows into the 1x18s which is sort of what entwistle did for a while or what tom petersen does plus a third for full range. This hiwatt dr103 custom 100 was built for the band by reeves in 69, in the small garage of his house in new malden, surrey, when hiwatt was a oneman operation. Output circuit wiring was done following any of the old hiwatt dr103 schematics. New vintage hiwatt custom 100 jimmy page build page 3. I believe some 4inputs were made this way and certainly the reissues were. According to the website, dave played hiwatt dr103 heads. The hiwatt dr103 custom 100 featured an 11tube chassis pushing 100 watts through two separate channels that used either two or four inputs. Another possibility for new builds not a dropin replacement is a generic. His opinion of marshall amps other than a select few models, is that they are too aggressive and not as warm with the clean tones. At some point, the circuit was changed to use input 1 and pi 2 this version is represented by the audio bros and hiwatt. I am not the greatest at analyzing exactly what will happen in these things by looking at a schematic, but there two gain stages prior to the tone stack. Its 100 watts of output compared to a marshall super lead is quite different to say the least.
This has been well looked after since new, and it is now ready for a new home. Hiwatt is a british company who manufactures amplifiers for electric guitars and electric basses. The most redeeming thing i can say about this amp is that it is the best sounding guitar amplifier that i have ever. Vhr is a good retail outlet for these hammond is now making output transformers with normal 04816 secondaries. Militaryspec chassis, pointtopoint wiring, and marinegrade cabinet, hiwatt amps are also known for being built like tanks. Check the huge library of schematics here design your own custom turret board or eyelet board. I loves me some hiwatt tone for sure, but id need at least two dr103s to even hear my bass loud enough to tune it. This vintage 1975 example sounds absolutely fantastic. Used hiwatt dr103 custom 100 watt head maken music. Hiwatt amps dr103 custom 100 head 100 watt tube guitar amplifier used.
A 100 ohm value should place the amp in the 100 watt range, while 200ohm resistors will drop it to approximately 5060 watts. Free hiwatt diagrams, schematics, service manuals schematics. For the smaller venue, this amp is ideal given that you can get the classic hiwatt sound as from the dr103, without sending the audience away with bleeding ears. Hiwatt has proudly crafted truly handmade amplifiers and cabinets, serving the worlds best players since 1966. Hiwattcustom 100 dr103 owners discussion in amps and cabs started by mainly, feb 11, 2009. Its a great time to upgrade your home music studio gear with the largest selection at. Well sought after and highly collectablegreat amplifier for all around music, for all venues. The most famous hiwatt within the line was the custom 100 dr103 amplifier. Hiwatt dr103 custom 100 tube guitar amp head musicians friend.
The hiwatt has a 12at7 or au in the preamp section and so is fairly clean on purpose. Heyboer transformers in michigan, usa, is now making hiwatt style ots, using highgrade lams and winding patterns like the original. The amp is now quasicathode biased and should sound very cool and manageable. Like all reeves amplifiers, the custom 50 is entirely hand assembled using only the finest quality components assembled. My 72 dr103 that i have now will barely break up when cranked, but that volume is fairly unreal. Every hiwatt ive owned or built has followed the same basic scheme. Make offer hiwatt custom hiwatt 100 signature series. My 72 dr103 that i have now will barely break up when cranked, but that volume is. Servicing of a hiwatt dr405 400 watt clone amplifier.
Aug 24, 20 your 100 watt model dr103 was probably the most popular amp head hiwatt produced at the time. Hiwatt custom 100 dr103 year 1970, partridge original. Mhuss hiwatt amplifier pages hiwatt registry part 1. Replaced all the tube sockets with the same persisting issue. Posting your hiwatt info will help increase world hiwatt knowledge for all of us. Each of these models featured two channels and standard control knobs for treble, middle, bass, individual channel volume, presence, and master volume. My head is behind an amp roost middle hiwatt clone 70 with partridge transformers and everything.
Normal volume and bright volume, bass, middle, treble, presence and master volume controls. We can combine the gain and the pole by drawing a horizontal line at 0. Make offer grille back panel hiwatt dr103 custom 100 custom 50. Aug 08, 2014 the hiwatt custom 100 dr103 august 8, 2014 amplifier features, amplifiers 100 dr103, custom, hiwatt david szabados when marshall amplifiers became wildly popular on the music scene in the mid 60s, clone and copy makers soon followed with their own versions of the famous marshall super lead design. He is now working on another hiwatt project based on the 100 watt dr103 model. Perhaps one of, if not the holy grail of 1970s british guitar amplifiers. But for whatever reasons, the 100 is the quintessential hiwatt sound at only marginally higher volume. Also, though luke did have a small amount of knowledge on what he was doing, i did give him a rollicking for attempting to copy, with very little experience, such a big beast. Get a low price and free shipping on thousands of items. This entry was posted in amps and tagged dr103, hiwatt. Vintage 1970s 1974 hiwatt custom 100 100w dr103 valve amplifier headwe purchased this off of the original owner, who had owned this since new, and had ordered it from a local store back in the 1970s. Ronnie woods 69 hiwatt 100 dr103 vintage guitar magazine. Starting in the late 1960s, together with marshall and vox, hiwatt contributed to the sonic image popularly termed british sound. For the hiwatt cp103 amplifier, where r1 100k, c1 0.
Basic theory using 21stcentury technology to design vacuum tube preamps, power amps. Jethro tull and manfred mann were other famous users at that time. Vintage 1970s 1974 hiwatt custom 100 100w dr103 valve. Hiwatt sa112 bulldog custom hiwatt 50 series combo amplifier schematic contents. These resistors should be at least the 5watt variety.
Hiwatt cp103 and dr103w pete townshends guitar gear. Hiwatt dr103 custom 100 watt guitar amplifier head sonic circus. Dave reeves designed amps for sound city before and while forming hylight. Overviewconstructed to the exact same specifications as 1970s british design with partridge replica transformers, dual channel preamp with 4 inputs 2 normal, 2 bright. This model was made in the malden factory years 6970. Hiwatt dr103 custom 100 tube guitar amp head musicians. Hylight 4input hiwatt dr 103 with original lead, the red points test was present in the top of all the welds, the varnish is intact, all the components are original, 4 el34 svetlana logoc, 3 ecc83, 1 ecc81, the preamp schematic is not the same of the dr103 classic, the power tube bias max is boosted 80ma. A buddy told me that the ones that had a brill channel were the clean ones, and the ones after it was labeled bright are a bit dirtier. One handdrawn set of schematics has been widely circulated, and published in. I used it with an svt 8x10 and it has plenty of bottom end. Hiwatt dr103 custom 100 1976 with matching 4x12 with. Hiwatt custom 100 dr103 1970 amp for sale epica music center. Ive had used a hiwatt custom 100 dr103 for bass for 12 years and its been working great.
The most redeeming thing i can say about this amp is that it is the best sounding guitar amplifier that i have ever heard. This is the legendary hiwatt circuit that started it all each dr103 is an authentic and faithful reproduction of dave reeves original. Hiwatt was making these amps back in the 70ties, but. Hiwatt diagrams, schematics and service manuals download for free. The hiwatt dr103 is notably louder and can also run much cleaner than100 watt marshalls when needed and they also have tremendous headroom available. With this theme in mind please include all the basic info you can find out about your amp unusual logo or cabinet types, rocker switches if so equipped, transformer type if you know it, any visible date codes from the cap cans on the chassis if original e. This dr103 is loaded with new quality el34 power tubes and ecc83 preamp tubes.
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