Pre-amp is audiophile grade. 19" Rack mount. Black w/ white lettering. 1 Rack unit. Input: Tape 1, Tape 2, Aux, Tuner, Phono 1 + 2, (Phono switch mm or mc) Super quality class A FET design. Serviced, caps replaced on turn circuit and tested. Good condition. 3 scratches top edge of face panel. (can be touched up) #9 condition.
Class A circuitry design pre-amp, very clean sounding unit, very good condition black one-sapce rack mount.
Tons of control, 8+ FM digital memory. Aux, CD, Tape 1/2 inputs. No phono inputs. Slim-line, black color (Adcom look), with remote. Excellent, #9 condition with box.
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.
Excellent Condition. 3 Tape ins, spare EPL external processor loop, 2 speaker switching capable. Many modifications and updates, most capacitors in audio circuits and upgrade some power supply capacitor clean all controls switch.
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.
Tuner Preamplifier, Very good tuner, Digital Display, Excellent condition, PS and ground mods to eliminate hum, modified headphone out to be super quiet
Black face/rack mount, digital AM/FM 10 presets, excellent tuner, use of head phone jack stops audio output by design, FM battery memory OK, re-soldered power supply board and minor service updates, cleaned and calibrated, cleaned all connectors, 1 Phono, 3 Line-ins, 3 Tape loops, NO REMOTE, Condition #8+
Phono preamplifier/equalizer, Mint Condition Cosmetically, Mono Vintage device in brown bakalite box with brass face plate, for 78 equalization, unit has powersupply upgrades, cleaned and serviced.
#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.
MM & MC inputs, Simple slimline design using super low noise AD744 OP amp. about 6db of gain extra for MC. Audiophile grade components. Bench test QC, all OK. #9 condition
Set for 100 ohm impedance, but can be changed per customer request. (15db gain modified). All caps updated / recapped, noise check, EQ check.OK #9 condition
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.
FM/AM tuner, phono, CD, tape 1/2. Balance bass and treble controls. Unit has full service, including all cleaning and FM tuner alignment. Minor scratches on cover, some finger wear on controls, missing 1 memory button. #8 condition.
preamp control unit only, requires special cable/connector, tested ok, condition #9
MM Phono preamp, updated power supply, replaced power cord, checked for noise - floor is excellent, Condition #9
Tuner, Aux, CD, Phono, Mic inputs. Bass, Mid, and Treble EQ controls. Made minor modifications to make perfect level and EQ match between channels. New stock, QC'ed.
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.
Mc pre-amp board. Complete. Good condition. Tested and working. Has original caps. #9
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.
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
Basic Preamp. This is an excellent quality product, with high quality controls, switches. Input switching IC is same as expensive products. Low noise op amp for phono. 3 band eq. Some ground mods were done. rack mount. #9 condition
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)
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.
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Receiver converted into PREAMP. Black faceplate. Phono, CD, Video 1, Video 2, Tape 1, and Tape 2 inputs. 10 tuner presets. Built on (non-original) volume knob, with cut hole for LED indicator. #7 condition
USB dual Pre. 2 channel. Computer interface. Project series. 10 condition. New.
