High Fidelity control console. Aux1/Aux2/Tuner/PhonoMC/PhonoMM inputs. Independent channel bass/treble controls, volume, balance. Tape 1/2 monitor dub, holographic injection, time delay output level, echo density, correlation threshold, external processor loop, infrasonic filter. Grey brushed aluminum face with dark grey insets. Low hours use. Has original box and packing. Fully serviced. Unit was in storage 20 years. Has original manual and brochure. Please Note: Small amount of Paint is gone on edge of Balance knob about 2" in length- Very Minor. #9+ condition.
Contact us about similar items or replacement parts.
stereo w/sonic holography, inputs: 2 aux, tuner, 2 phono (1 for MM & MC), stereo/mono switch, speakers on/off, 2 tape/monitor loops, dubbing 1 to 2 & 2 to 1, loudness, tone on/off, 2khz & 8khz turnover switch, separate bass & treble for each channel, power switch is not operational. switch jumpered to lessen noise in pre amp.
Contact us about similar items or replacement parts.
Make an offer. In: Tape1/Tape2/Aux/Tuner/Phono 1 and 2. Ruggedized and fixed AC wiring. Complete, intact, working unit. Cleaned controls with AG cleaner. All channels calibrate +- 1db, with a 88db noise floor. Cleaned corrosion on board, fuse, and connectors. 220 Volt operation. #8- condition
Contact us about similar items or replacement parts.
Guitar amp modeler/direct recording preamp/DI box. New.
Contact us about similar items or replacement parts.
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.
Contact us about similar items or replacement parts.
2 channels (clean and distorted), BBE Process control, unit is fully cleaned and serviced, #9 condition
Contact us about similar items or replacement parts.
5 line inputs, (no phono) with original remote control, (face plate lettering is dim) Be careful in sleep mode (button), powered on unit may look to be off ! # 7 condition.
2 RU Rackmount preamp.
Contact us about similar items or replacement parts.
Need an APT unit serviced or modified? Vince, the owner of Audio Pro, ran the production line at APT for many years, and has decades of experience working with APT products. Read all about our APT Holman service and mods here. Also read about the APT Moving Coil Phono Mod Here.
Phono preamplifier, can handle +14 dbm output, audiophile FET input, OpAmp output, external power supply, #9 condition
Contact us about similar items or replacement parts.
preamp control unit only, requires special cable/connector, tested ok, condition #9
4-channel mixer with 3-band sweepable equalizer per channel, PA send, and separate monitor send. 3-rack space unit. Excellent condition, cleaned, serviced, tested.
with headphone monitor and level control. New in box with Audacity recording software and user manual. (AP shop tester)
Contact us about similar items or replacement parts.
Computer interface. Accurate low noise phono preamp. with digital I/O Compact all aluminum chassis. includes USB cable (NO adapter supply) #10 NEW
Contact us about similar items or replacement parts.
Hi Quality Phono pre and computer I/O, Line / phono input select. 1/8" headphone monitor with level adjust. RCA ,s/pdif & optical connections. USB or extermal power power supply (includes USB cable but not external supply-thoes can be purchased seperately)
We leave "SOLD" items on our website for machines that we often repair and provide parts for. This is to give you an idea of the products we typically carry, and direct you to alternatives you may not know about - we often have substitutes for out-of-stock parts, and are happy to recommend workarounds and different solutions to common problems.
Top quality phono preamp with gain control and cartridge loading select. Includes DC power supply, New in box
Contact us about similar items or replacement parts.
phono preamplifier, variable preamp gain, RCA outputs, new in box, OUR RECOMMENDED PHONO PREAMPLIFIER! #10 condition
USB dual Pre. 2 channel. Computer interface. Project series. 10 condition. New.
Holman Pre-Amplifier. Black rack mounts. Paint is peeling at rack holes. Black handles. Infrasonic filter. Level II mods. 8+/10 condition (has minor dent at bottom center panel edge).
Contact us about similar items or replacement parts.
Pebble Black Finish, various available. One (1) in #9 Condition- $68. Six (6) more available in various conditions, all good with no major damage, approximate #8+ condition -$46.
100ohm input. Excellent condition.
Contact us about similar items or replacement parts.
We are presently operating on an APPOINTMENT ONLY basis. Please call us first at (617) 926-8020 to schedule an appointment before you come into the shop for repairs, rentals, product recommendations, consultations, or anything other than minor purchases.
Set for 100Ω impedance but this version can be reset to as low as 20Ω, low noise spec, no capacitor update but unit performs perfect, low use, QC check, #9
#201/202. Moving coil preamp for Holman. Set for 100ohm input impedance, but can be changed per customer request. All caps updated, with noise check and EQ check. New old stock.