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Preamps
( 216 Preamps sorted by Price High to Low.)
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APT Moving Coil Preamp
# 45882
#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.
$ 240
Contact
Onkyo P-301 Remote Controlled Stereo Preamplifier
# 73402
Nice Modern Minimalist looking black design, good bright green digital display. Phono, CD, Tuner, (2) tape loops, AV1 Front RCA input, AV2 RCA record & play. Variable loudness, bass, treble, and balance controls, source direct & simulated stereo functions. Low use time unit, only minor ware, some oxidation on back panel. With original remote, All functions tested OK. #8+ condition
$ 228
Contact
ART TUBE MP/C
# 73585
Single Channel Tube Mic Pre. XLR or 1/4 inputs. 48u Phantom Supply. Phase Reverse Switch. Built-in Compressor. Condition #10
$ 208
Contact
Audio Access PX-600
# 52812
Preamp control unit only, requires special cable/connector, tested ok, condition #9
$ 200
Contact
Adcom GTP-400
# 42302
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.
$ 200
Contact
If you are having trouble finding parts, enter the name into our search bar at the top of the page. Please be aware there is a minimum $4-$6 to ship any part. International orders will be $24-$26 to ship for anything larger than an envelope. Shipping costs are non negotiable, so please, PLEASE do not ask for a part, or for us to search for, or quantify a part if you cannot pay for the shipping.
Presonus Blue Tube Mic Pre
# 40931
2 channel tube preamp. XLR, 1/4 inch in/out. New in Box.
$ 200
Contact
Aphex 107 Tubessence
# 53824
2 channels, tube gain stage preamp design. Like new unit, has better high-quality power supply. Minor scuff on top. In rack. Condition: 9
$ 188
Contact
Aphex 107 tubessence
# 53204
2 mic in. 20db pad, gain control 80Hz low cut filter, polarity, phantom. With power supply. 9+ condition. Very low use time. Cleaned controls and switches. One rack scratch.
$ 188
Contact
Creek OBH-8se
# 63596
MM Phono preamp, updated power supply, replaced power cord, checked for noise - floor is excellent, Condition #9
$ 188
Contact
Pyramid SEA-2500x
# 45446
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.
$ 185
Contact
ART Tube MP/C
# 58385
Tube Preamp, opto-compressor limiter DI. Well done small box pre. Used demo. Original paperwork lost. Condition 9.
$ 176
Contact
ART Tube MP/C
# 61024
Professional tube preamp/opto compressor - limiter/DI, hand-selected 12AX7a tube, +48V phantom power, #10 new in box
$ 176
Contact
ART Tube MP/C
# 61025
Professional tube preamp/opto compressor - limiter/DI, hand-selected 12AX7a tube, +48V phantom power, #10 new in box
$ 176
Contact
ART SCC
# 60036
Studio control center. Project series. 10 condition. New.
$ 148
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Apt Holman 2014
# 61507
Mc pre-amp board. Complete. Good condition. Tested and working. Has original caps. #9
$ 148
Contact
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
Pyramid SEA 2500
# 63815
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
$ 128
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ART Model 255
# 43857
Tube Pre-amp system-has high quality super spec 12ax7 tubes (. 25 to . 5% 2nd Harmonic). 2 channels with balanced or unbalanced outputs. Input for mic and instrument. Very quiet unit even with use of guitar. Later model not as well voiced for guitar overdrives. Modifications are available - Please call. Low use unit # 8 condition. (Tube Test Demo unit)
$ 128
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APT moving coll preamp, model 201A
# 61188
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
$ 128
Contact
ART USB phono plus
# 71196
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)
$ 118
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ART Tube MP Project Series USB
# 46106
Professional mic and instrument tube preamplifier with USB connectivity. New stock.
$ 118
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B&K PT3 Series II Tuner Preamp
# 71220
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.
$ 118
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Art Tube MP
# 61000
Built in 12AX7A tube, XLR and ¼" inputs and outputs, single channel, includes 9V AC power supply, new in box, #10
$ 110
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Bellari MP110 Tube Mic Preamp
# 56095
20dB pad/phantom pwr/phase reverse switches. Gain/Volume controls. XLR, 1/4 inch in/outs. Has premium Phillips 12AX7WA tube. Brushed aluminum face, small footprint with original power supply. Scratches on bottom of unit, minor nicks on top. Condition #9
$ 110
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ART Tube MP
# 61001
Built in 12AX7A tube, XLR and ¼" inputs and outputs, single channel, includes 9V AC power supply, #10
$ 110
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Behringer Bass V-Amp
# 45016
New stock.
$ 108
Contact
Email us at sales@audioproz.com or call (617) 926-8020 for more information about ADA modifications and repairs.
APT 201
# 52708
100 ohm input impedance, tested good, no mods
$ 100
Contact
Nakamichi TA-3A
# 63461
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
$ 98
Contact
ART
# 60035
USB dual Pre. 2 channel. Computer interface. Project series. 10 condition. New.
$ 98
Contact
Behringer Ultragain Pro MIC2200
# 35965
2-Channel Tube Microphone Preamplifier/Line Driver/DI Box. "Soft Mute" 48v phantom, XLR & 1/4" ins/outs. Integrated parametric EQ. 12 segment LED meter. New in box. Great preamp at incredible price.
$ 98
Contact
Behringer Ultragain Pro MIC2200
# 34857
2-Channel Tube Microphone Preamplifier/Line Driver/DI Box. "Soft Mute" 48v phantom, XLR & 1/4" ins/outs. Integrated parametric EQ. 12 segment LED meter. New in box. Great preamp at incredible price.
$ 98
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