Silver brushed aluminum face with 1/4" headphone jack. Inputs: Phono/Tuner/AUX; A/B tape monitor with dubbing switch. This unit has seen low use and has been fully serviced. There is a minor scuff on the top cover but otherwise cosmetics are excellent, and lettering is perfect. Condition: 9-
Battery powered amp with car or power supply (provided) charging. XLR and phone inputs; pole mount capable; multi channel with EQ and reverb, echo, chorus DSP. Amp has new battery, weatherproof treated cone, ruggedized power supply, and cabinet dampening.
Local customers, please do not come to the shop without calling ahead first - (617) 926-8020 - for an appointment, so that we can more efficiently help you with your equipment or sound recording needs. We keep our database up to date with over 10,000 items in stock.
If you see a part number and a price, we have that item in stock.
Customers outside of the U.S., please note that international shipping can be costly (US Post $24 minimum - up to 8oz or 226g). We are glad to combine orders to reduce shipping costs. Take a look at our shipping policies for more information and estimates of prices and shipping time.
Pro version DH 220 amp with level controls. XLR inputs, ground lift. Later version amp with high quality parts. Quasi Class A design, Mosfet output transistor. Minor scuffs on edges, spray paint top black. Unit has seen low time in consumer studio. Condition #8-
Apt Power Amplifier. SN: 7916152. Later version build. Level III update. low use time, From shop owners personal collection. Very little signs of wear or aging. Some light scratches on face and top panel but no broken or damaged parts. Fully functional unit with Audio Pro updates. #9 condition
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.
4 channel PA amp. 1/4" and XLR inputs, no phantom power, spring reverb, max 80W. Discrete amp circuit, very serviceable. 9/10 condition. Ruggedized board soldering and cleaned.
Rackmount Face. Black color with bronze rack handles. Quasi Class A FET design. 100 Watts. New power switch. All cleaned, calibrated. Bias & DC offset OK. Ruggedized circuit board soldering. Minor scratches on some edges--nice low use machine. 8+
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.
Excellent, super high-quality Rotel design . Dual power supply. Center-point grounding design. 150-200w per channel. Unbalanced + Balanced inputs for both R/L channels with balanced/unbalanced selector. Cosmetically excellent, only minor signs of wear/use. Fully functional unit, bench tested All inputs are clean & good, both channels perform correctly to spec.(with original box & packaging) Condition: 8+
Email us at sales@audioproz.com or call (617) 926-8020 for more information about ADA modifications and repairs.
Scott 299-B
# 71509
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+
Comes with owners manual. Speaker outputs: Center, Left Rear, Right Rear, Left, Right. All outputs have individual level controls. Independent RCA inputs for each channel. High quality blue boards with high quality capacitors throughout unit. Excellent, rugged board soldering. Very low use unit, incredibly clean cosmetically & Fully functional. All controls and connectors are clean and undamaged. All channels work excellently. All lights work and bulbs are in good shape. #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 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.
Stereo integrated amp, 90 watts per channel, Black face plate, Big volume knob. Phono, Tuner, Tape, TV, and DAT inputs. Prefer to sell with Tuner Technics ST-K50 INV#43678 (will discount price). Speaker B switch interrupts speaker A. Fully serviced, Low use time, needs power cable. #9 condition
2-Channel full-featured stereo power Amplifier; includes level controls, EQ and limiter switches on back panel, Speak-On cables, and banana plugs. Extremely low use amplifier (occasional rental)
Gain, low mid, high mid, bass, treble, 1 × 8" Dean Markley vintage rock design speaker, cute little practice amp, good condition, few very minor marks, headphone jack currently does not null out speaker (would require rewiring), great student/practice model!, #8 condition
Local customers, please do not come to the shop without calling ahead first - (617) 926-8020 - for an appointment, so that we can more efficiently help you with your equipment or sound recording needs. We keep our database up to date with over 10,000 items in stock.
If you see a part number and a price, we have that item in stock.
Customers outside of the U.S., please note that international shipping can be costly (US Post $24 minimum - up to 8oz or 226g). We are glad to combine orders to reduce shipping costs. Take a look at our shipping policies for more information and estimates of prices and shipping time.
NAD Stereo Amplifier 3130
# 61711
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
Meter range 0db/-10db, velocity feedback rear panel switches. LED front panel peak responding meters for channels A, B. Cleaned, tested resoldered on 1/17/18. 1 speaker jack tab replaced. Faceplate, cosmetics look great, LED meters fully functional, unit has seen very low use, good condition. Faceplate snapped off from interior plastic braces, glued, repaired, looks good. #9 (original box and packing)
Guitar amplifier, w/distortion control mods, spring reverb, 3 band EQ, 2 ch, foot pedal (reverb, ch, EQ) Amp comes with vinyl cover(Black) Cleaned and serviced. Unit plays loud, Jazz tone, high quality and bright sounding! #9 Very Nice 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.
