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.
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High quality tube receiver. Aux, FM Mono, FM Auto, Phono 1, Phono 2, Tape. Stereo/Mono switch, Tape Monitor in/out, LF/HF Filter Switches, Muting In/Out, Loud In/Out switches. Bass and Treble, Balance L/R, and Volume knobs. Silver Face in wood case. Just fully serviced. FM calibration. Helper caps added. Service history included. Includes owners manual.
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Solid state power Amplifier. SN: AH4175. Luxury style power level meters (DB) for L+R channels, Stereo gain control and intuitive meter range selector. Fully serviced and tested, cleaned all controls/jacks 2 times. Replaced 2 low level transistors on preamp board for level controls. Cleaned board connectors. RCAs have typical oxidized look but function well. Unit specs out phenomenally, very low use time, noticeable crack on one corner of the faceplate, 1 inch in size. With all original box, packing, owners manual, factory harmonic distortion test graph. Cabinet can be made available. #8 condition
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Dual monaural construction. Stereo power amplifier. Back panel level control, 2 way speaker switch. New capacitors installed, including bypass capacitors. Good quality relays UPDATED. Nice condition, low use time. 9. We can do a capacitor rebuild on this model for $200-300.
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12 channel - 6 zone - 35 watt per channel
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Power Amplifier. 2 speaker switching A/B. Input level control. Soft clipping circuit. Able to bridge mono. Updated
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+
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Very nice stereo integrated amplifier receiver with NAD-authorized updates done by AP, new board soldering, high quality replacement Japanese capacitors, fully serviced and tested. A/B speakers select, bass/treble control, mono select, tape1/tape2/phono/tuner/aux inputs. Very low use time, excellent cosmetics except for tiny rub on upper left corner.
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Nice basic design. Stereo amp. CD / Phono / Tuner / Tape / Video Inputs. Excellent phono. Soft clipping setting - power envelope. 4 or 8 ohm switchable. Better made Taiwanese machine. Complete service, resoldered and ruggedized board soldering, some cap changes. Condition 9
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Tape 1/ Tape 2, tuner, AUX, Video, CD, Disc, input selectors, bass, treble, tone, balance, volume, controls, high quality phono input, nice basic design, 80 Watt amp, discreet-transistor, high current design amp, missing remote, #8+ condition, minor face rub, re-soldered main circuit to make rugged, long term reliable
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Stereo power amplifier, 200 watts per channel. Nice aluminum face, wow! XLR and RCA inputs. Excellent #9 condition, completely cleaned, serviced, tested with improved internal grounding.
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FYI, Around the database you will often see us describe the condition of units on a scale of 1-10. #10 would mean the product is new from one of our suppliers, such as Behringer, Audio Technica, etc. #9 means the product is in perfect condition but is used, #8 implies there are some minor cosmetic scratches but unit is mechanically perfect, and so on and so forth.
A,B,A+B, speaker settings, Bass, Treble controls, CD, Phono, Tuner, Video/Tape 2 inputs. Better upgrade to many capacitors, and ruggedized board solder. Unit has original transistors, good quality power supply capacitors, nice condition, clean faceplate. #9 condition
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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
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Integrated stereo amplifier. MC/Phono1/Phono2/Tuner/Aux inputs. Speaker A/B/C/A+B/A+C. Bass, Treble, Balance, Volume controls. Dubbing, Monitor, Subsonic, High Cut, Mode, Loudness, Muting features. 1/4 inch phones jack on face. Silverface unit. 8+/10 condition. Some lettering worn off and some dust inside.
Integrated stereo amplifier. 100 watts /8 ohm. 6 Stereo Line In's + Phono MM/ MC Complete shop service; cleaning and calibration. VERY LOW USE, Well made unit , #8+ condition
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Basic, well designed. Like Adcom, Rotel, Audiophile. #9.
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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 !
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APT 1 Amplifier Upgrades and Repairs Technical Information: Read more about it here.
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.
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200W per ch., excellent relay protection circuit, modified to improve heat stability and ground loop problems.
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audiophile quality amp, dual power supply, super low noise, 100 watts, input levels, relay breakers, top build quality, 3 space rack design, black, calibrated, tested perfectly, condition 9+
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Slime Line 100 WATT AMP, excellent build quality! Auto On/Off circuit, RCA IN's Banana Out's. #9 low use, AP serviced & tested, All Ok.
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8" Speaker. All tube design. Unit has an easy to overdrive sound character. Tweed cover/skin. Nice for solo lead guitar! 8/10 condition overall. Circuitry in #9 condition. Tweed in #7 condition.
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New horn tweeter installed, combo amp for keys, has pre out / power amp in, internal limiter, discreet amp design, 2 way with 12 inch driver and horn for excellent presence, super loud crank, also eq patch in/out, unit could be altered easily with different eq, damped box, woofer cone, little dusty, light rust, low use time, very clean internals, #8+
We know you have many options for purchasing audio equipment and parts, and we truly appreciate your business. We strive to offer good products at competitive prices. While we can't always match the prices of one isolated reseller, we make up for it by carefully selecting, testing, and finding unique and special rare parts, and we are here for the long run. We guarantee everything we sell and we hope it helps you to enjoy a great listening experience.
Mixer Amp, Combo Design - Ch 1-3 for keys, bass, etc., Ch 4 is Hi Gain for Guitar, Spring Reverb
Very well done design, Excellent Audiophile Grade Super Amp, 200+ watt per channel, fan (low noise modified), phone jacks and RCA ins, level controls, all cleaned and calibrated, virtually unused from Hi Fi system. condition #9
