Im looking to sell it since i dont use it and was wondering what the set up might be worth. This amp features two preamp channels, gain 1 and gain 2 for the lead channel and level 1 for the clean channel. Free randall diagrams, schematics, service manuals. This site helps you to save the earth from electronic waste. Randall rg1003h 100w solid state guitar head black. Page 2 congratulations on the purchase of your new randall rg series amplifier. Washburn had since bought them out and now they are owned by another outfit. Find randall rg in canada visit kijiji classifieds to buy, sell, or trade almost anything. Randall rg 300 series amplifier schematic contents. Having an idea of what you plan on using your randall combo amp for can go a long way in helping you figure out which amp is right for you.
We at randall amplification appreciate that you chose our brand of guitar instrument amplifiers and wish you years of great tone and enjoyable playing time with. After researching on the net, no one seemed to have any. My bands practice place had lots of power lines and maybe the house had not so good wiring. We carry service manuals for every consumer brand out there including randall. In 1970, don randall founded randall amplifiers with a focus on the technology surrounding the use of solidstate circuits instead of vacuum tubes. Randall instruments inc owners manual schematic rg60 rb60. Randall reserves the right to use materials readily available at the time of the repair. Randall has been making some of the best guitar amplifiers and accessories on the market since 1970 and they arent slowing down now. Randall rg100 g3 schematic service manual download. If the amp still will not power up, contact your local randall dealer or service center. My actual randall whole amp schematic seems to imply 250 uf but on the preamp from hell page it looks like it says 250 pf so ill have to try. The tube amp library of information click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. But, there are several schematics and circuit photos online. Diy randall rg 100 preamp from hell solid state guitar amp forum diy guitar amplifiers.
Randall rg300 power amp sch service manual download. Randall rg1003h 100w solid state guitar head black musician. Randall instruments rgrb120 brg300 guitar amp schematic diagram hq copy. Vintage randall rg 300 1970sclassic 70s rock reverb. For example, are you just starting you head banging odyssey. Randall rg50tc sch service manual download, schematics. So for you randall users, if you had the choice between a rg100es dimebag favored or a rh150, which would you choose. Randall rg100sc stereo chorus 2channel 100watt 2x12 solid state guitar combo. I think the fault was caused by the amp loaded with 2 ohms loudspeaker. So far the clips sound pretty good and the rg1003h looks enticing to me but not sure on the quality. I just picked up a very abused randall amp for restoring. For the rockers and doomers who say the sunn series of solid state heads were the best ever made, one listen to the rg 300 and i guarantee a change of mind.
Back in 1970 don randall founded this company on some fet based circuits that became the sound and back line for so many influential artists in randall s 40 plus year history. Randall rf2 dual foot switch for rx30drx50drx120d get your randall rf2 today. You indicate your consent to this use by clicking i agree or by continuing to use this site. Dimebag played randall rg heads for a good chunk of his career and i consider his tone one of the definitive modern metal tones. Other members who have the 200 ii can probably help you out. I had a randall ht100 rack mount head that i liked so it sounds like a cool project if you get it worked out.
Randall instruments rgrb90 guitar amplifier amp schematic. Distortion channel has brit and modern modes, contour. My only source for any kind of schematic for this amp is that of an rg100es. The rg100sc has a threeband eq with shape control for the lead channel and a. Service manuals, schematics, eproms for electrical technicians. Randall footswitches additional randall footswitches description. View and download randall rg120 owners manual online. Excellent mid range punch without the upper mid spike, nice. Randall diagrams, schematics and service manuals download for free. This is a very early 70s model,it is a solid state but it has mosfet circuitry. So i copied the schematic and laid it out on a breadboard but now when i hook it up it just buzzes.
Caps are first thing to be replaced but just wanted to check values as i see some mods in there. Randall rg1003h 100w solid state guitar head black guitar. I know how to read a schematic and i know how to navigate through it enough to know what parts are used. Rg 60 rb60 very good condition, single sheet printed front and back, oem randall not a photocopy or reprint, light wear, clean, unmarked text, english only, 2 pp includes schematic. View and download randall rb300 instruction manual online. Randall instruments inc owners manual schematic rg30.
Founded by exfender vp don randall, randall amplifiers have been helping iconic metal and. Randall makes a wide variety of combo guitar amps, meaning that whatever you need, they can deliver. Amplifiers 4 pages amplifier randall lb50h operation manual. Fwiw the new randal rg series is supposed to be based on the randall s of old.
This means that youre definitely going to be able to find exactly what you need right here. Us music corp or any authorized randall service center within rm50rm80 the u. Today we have an excellent randall rg 300 solid state amp head from the 1970s. Rg 30 very good condition, single sheet printed front and back, oem randall not a photocopy or reprint, light wear, clean, unmarked text, english only, 2 pp includes schematic. Comments, suggestions, and violent reactions are welcome. Heads free delivery possible on eligible purchases. Randall takes a great deal of pride in their amplifiers, and thats good news for you. Founded by exfender vp don randall, randall amplifiers have been helping iconic metal and hardrock players like dimebag darrell and scott ian find facemelting tone since 1970.
I have had this rig for 10 years and no longer use it,have newer gear. The amp is solidstate, 100 watts delivered by two celestion silverface 7080s. I did fix it with a hum x plug and better rfi rejection guitar cables. New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in ontario. Randall instruments inc owners manual schematic rg30 amp. When don randall broke away from fender in 1969 he set out to make a louddriving amp for the new style players at the time. Click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips.
Hq copy randall rg rb120 b rg 300 guitar amplifier schematic diagram. Randall rg3003h 3channel 300 watt solid state guitar amp head. I have looked high and low, near and far for a schematic for the randall rg100 classic. And unlike its younger brothers in the rg family, the rg3003 has a builtin. Modified randall rg1503h with the same specs i did for sammys randall rgod pedal of goatwhore. Thanks guys, but i was able to get a copy from us music corp. I have a vintage 1974 randall r 300 with randall r215s cab.
Randall commander ii rg90a this is a very early 70s model,it is a solid state but it has mosfet circuitry. Its equipped with 18 stereo media input, headphone output, speaker emulated xlr direct output with ground lift. Randall high quality service manuals user owner instruction. Randall rg3003h 3channel 300watt solid state guitar amp. The three channel 100w high gain fet solid state guitar amp head offers reverb and an fx loop.
I must say that us based amp manufacturers, not the boutique ones though, seem very happy to sent schematics to far flung spots on the map, more so than european and british. Im a novice at discerning the layout of an amplifier. Anyone useused one of the randall rg series in the 80s. The randall rg1003h guitar head is not messing around. These amps will make your killer riffs heard and enjoyed by ever person in the room, whether youre jamming at home or rocking out in a huge stadium. Randall, rg30, guitar amp, user manual, includes schematic. Randall rg80 guitar combo amplifier 80 watts, 1x12 with two channels and 80 watts of power, the versatile randall rg80 combo amp delivers devastating tone clean or with the gain maxed out. Or view previous ones utilization very simple, nothing to say, a boy of 4 years with mittens understand how it works. Buy randall rg series rg1503h guitar amplifier head. And unlike its younger brothers in the rg family, the rg3003 has a built in. Randall rg100sc stereo chorus 2channel 100watt 2x12.
I have great mic placements that capture the amp as it would in a live situation right in front of it. Im new to the forum, i hope that someone will be able to help me. Im trying to fix a guitar power amp, schematics attached. For example, if youre got your eyes on a combo amp, youll love an option like the rg 80 80w solid state guitar combo. All warranty service requires proof of purchase sales 3 channels with gain and level receipt to. The rg1503h is a 3 channel, 150w high gain fet solid state amp head with reverb, a serial fx loop. Model item output power input power consumption sin ratio speaker effects send effects return line out equalization dimensions i weigh specifications. Randall amplifier schematics software free download randall. Randall footswitches additional randall footswitches description sitemap view cart contacthelp blog affiliates call toll free.
The old rg s with a boost always kicked ass in my book. The rg3003h is a 3 channel, 300w high gain fet solid state guitar amplifier head with intelligent noise nate. Randall rg3003h 300w solid state guitar amp head black. Get the guaranteed best price on solid state guitar amplifier heads like the randall rg1003h 100w solid state guitar head at musicians friend. Randall rg80 guitar combo amplifier 80 watts, 1x12 zzounds.
Hq copy randall rgrb90 guitar amplifier schematic diagram. The rg1003h is a 3 channel, 100 watt high gain fet solid state guitar amplifier head with reverb and a serial fx loop. Shop for the randall rg3003h 300w solid state guitar amp head and receive. Randall rg300 power supply driver sch service manual. It also has a speaker emulated xlr direct output with ground lift.
Randall instruments rg 80sc guitar amplifier schematic diagram hq copy. Randall rg3003h 300w 3 ch fet solid state guitar amp w footswitch. You should consider joining one or two, and asking there. May 22, 2017 randall does not offer a schematic for that model. Trying to fix guitar amp randall rh100 g2 head power amp. Sep 12, 2016 randall s 1503 amplifier is extremely loud but can also dial into many tones. It is the power amp from a 100 w guitar amp head by randall. This is my take on the randall rg 100es amp minus the original poweramp and reverb section not to make it as complicated as hell for some beginners. My actual randall whole amp schematic seems to imply 250 uf but on the preamp from hell page it looks like it says 250 pf so.