Top Quality Design, separate board modules 60-80 Watt per channel, full feature 3 speaker switch. Variable tone switch equalization , Silver face " Pioneer look" 2 tapes, aux, turner in, 2 phonos. Unit has been Audio pro modified with all boards, byPass power supply caps and corrected low noise ground. 9+ low use, Stunning the best !
Mono tube amplifier, Unit has 2 6L6G tubes (older version) in usable condition installed (V3&V4 Position), Input tubes 12A47 (V1&V2), Output transformer is a LUX 5X-15 (Super X Series), Bass bar adjustment pot, Unit works but will need new caps to lower noise hum, Tested, Condition #8
Power amplifier, gain controls for both channel 1 and 2, black faceplate. 2 space rack mount. Low use #8- condition, but cosmetic rust on back on screws.
Power Amplifier. Black faceplate, 65 watts per channel, left and right volume control. Extremely well made audiophile grade Japanese amplifier. (2 sets banana outs) (RCA IN's and LINE OUT)#9 very good condition
Bass Combo Amp. Passive/Active 1/4" inputs. Bass, Treble, Hi Mid, Low Mid controls (level). Cabinet has been dampened to improve Bass + smoothness of bass quality. Output: Master control + Boost, Limiter on/off, Horn on/off. Original woofer and Horn sweep tested, all OK. Aux in 1/8", Direct out XLR & headphone out 1/4". Nice sturdy but lightweight textured cabinet, with NEW G&K 200 watt, AMP MODULE INSTALLED #9 condition
Power amp. 850x2 @4 Ohms. 3 space rack mount. Selectable crossover, (60Hz,90Hz,120Hz) thru/output XLR. 1/4" and XLR inputs. Includes special hi current 20 ampAC cord. Speakon and Banana outputs. Low use unitcleaned and tested #9 condition.
Super rugged Audiophile grade Power Amplifier, well done with a clean design. Has back panel level controls and heavy duty speaker relays. 200 watts /channel at 8 ohm. Unit does show some faceplate wear but Low use unit. #8 condition.
4 Channel power amp. 4 RCA inputs on back panel. Banana post, 3 way style speaker connects with pro spacing. Remote or manual turn on selector. Normal or bridge mode options. Very low use unit. Cosmetically excellent with almost no signs of wear. Functionally perfect. All channels & functions work. No broken parts, pristine unit. #9 Condition
Ground Lifted quadriture amp. Speaker grounds cannot be mixed through any switching boxes. (SOLD)
2 channel design, 75 watt @ 8 ohm. Highest quality parts, relays, 3 pairs of output transistors - High S. O. A , Low noise -High dampening. Super Audiophile Grade Unit ! Low use #9 condition
2 phono in, Multi-band tone controls, Truly one of the best vintage designs, One of the best condition units we have seen, Capacitors in this unit have seen very low use time (no off-spec caps), Low noise headphone, Minor ground mods, Upgraded tone control/EQ transistor, Low noise, Low use, Cleaned and calibrated, Condition #9 (see our listing TX-9100 AM FM Tuner #70152)
Vintage Silver Face Integrated Amp, Unit has had most of the amp board and preamp board re-capped (with upgrade corrected values) Low use machine. very vintage silk finish fancier knobs installed, (pre/main RCA jumpers installed. ) #8+ condition ( We like these units and offer complete service and upgrades contact us at617-926-8020 or sales@audioproz. Com for more information)
120 watt/channel. Level III mod update - FET update Circuit / All audio and power supply caps upgraded / Regulator D51 update. Super quiet. Low Use (Face has very minor ding at edge. ) Condition #9 We offer this Level III upgrade service see here:https://www. Audioproz. Com/AP. Php?Article=64
5 channel power amp. RCA inputs / channel. 5-way banana binding post speaker out. 12V DC trigger (on / off) input. Unit has minor problem - distortion LED front panel indicator light falsely lights, so was disconnected on channel 4. Amp has no problem. Test run is all perfect. Low use. Condition 9
Serial number: E03924. Level III Mod - Upgraded: all P. S. Caps, all audio caps, relay, relay drive circuit, amplifier EQ circuit, DC servo circuit. Condition 9
Vintage power amp. Large VU meters (All lamps functional) Silver face plate. 200 watts/channel. Unit is virtually mint and low use. Serviced resoldered and ruggedized ground + main board. Excellent condition! Low Use! 9+ condition.
High quality basic power amplifier done correctly. Features Audio Pro Level III Update. Upgraded - all Power Supply caps, all audio caps, new relay, updated DC servo circuit and relay timer circuit . Very low use unit. Has later version Rev 4 board. #9 condition
Vintage int. Tube amp. Beautiful gold finish. Face panel in #10 condition. All lettering intact, not cooked! Impeccable mint condition. Slightly weaker left channel by 1 dB. Original telefunken tubes - no cooking time. Reformed caps, meets all original specs. Low noise floor. All original unit. Excellent specs. Condition 9+
High quality "audiophile" integrated amp. Passive pre-amp. High quality parts. (2) tape loops. (4) line (stereo) inputs. AC cord in box. Banana post speaker connectors. All cleaned and serviced. **NO PHONO** Black face. Grey silver knobs. Condition 9
80 watt stereo. Full feature design. Listen tape selector. Gun green face (metal). Variable low bass EQ. LED. Excellent phono input with cartridge loading circuit. Soft clip circuit. Double up on power switch. Unit has minor thump on turnoff (no relays) - by design. Low use machine. Ruggedized board soldering. Some NAD grades done. Taiwan version machine. Better caps, but power supply was redone with about 20 upgraded parts. Condition 8+
Email us at sales@audioproz.com or call (617) 926-8020 for more information about ADA modifications and repairs.
Marantz 1070
# 72106
Integrated Amplifier, 35 Watts / Channel, Vintage Silver Face w/ Black Inset, Inputs: Mic, Phono, Tuner, Aux, Tape 1 & 2, 3 Band Tone Control (Bass / Mid / Treble), Hi / Low Filter Loudness, 2 Speaker Switching w/ Ambience Function, All Capacitors Checked Throughout Unit, Unit Uses Better Low Noise Transistors in Phono Preamp by Factory Design, Working to All Spec, RFI Suppressor Caps in Phono Pre Stage), Very Nice Vintage Marantz, Condition #9
Integrated Preamp/ Amplifier. Bass & Treble controls have independent right/left balance for both. Input selector includes Aux, Tuner 1 & 2, Phono 1 & 2, Tape HD. Mode Selector includes L to L&R, R to L&R, Stereo, Mono (L+R) L+R to L, L+R to R, Panloc. Tape Copy/ monitor functions. Only a few capacitors replaced, all others check out perfect (unit uses many Japanese caps). Fixed and tightened connectors. Added silver solder to edge connectors. Face glass is near perfect. Very clean unit with only minor signs of use. Only light wear, no broken parts. Unit is fully functional & Works excellently. No Wooden case. Minor oxidation on rear connectors. #8+ condition.
Comes with original instruction manual. Formerly cracked/ aged solder was repaired and ruggedized. All input connectors tightened and cleaned. Excellent, top quality transformers used in this unit. All tubes were pulled, pin connectors polished, cleaned and lubed with silicone. Tubes test excellently. New, 5 amp slow blow fuse put into unit. Beautiful, low use unit. Cosmetically and functionally excellent. Recently tested, cleaned and serviced. Cage cover does not currently fit over the top due to large tubes, tubes could be replaced with slightly smaller to fit cover. Some speaker terminals plastic shielding pieces cracked, will not affect units use in any way and are hidden by top cover when installed. #9 Condition.
Really nice Silver face design, Super High Quality build and parts, low noise op amps. Excellent double contact relay, Phono, CD, Tuner, (2) tape loops, (2) sets of RCA outs. Cleaned all controls and connectors, also excellent quality. All functions test good. Includes Original remote, tested good. Some cosmetic wear/ small scuffs on face & top cover, volume knob too. Function indicators are nice bright. #8- condition.
High power amplifier 19" rack mount handles, 250/watts/channel 8 ohm, High quality Capacitors, double sided boards, input level control (L+R), Stereo/mono switch, vintage style watt meters (switchable range) Truly an excellent design, double sided circuit boards, dual power supply, runs cool, modified power switch with double contacts,cleaned all controls and switches, calibration bias set, minor scratches on cover, Condition #9
