NEW HIFI Tone Preamplifier Board Fully Discrete LM317/337 Treble Low Frequency Adjust For UK NAD3020 Amp Pre-AMPS

-2%

Tenghong upc1892 tone power preamplifier board 12v hifi pre-level tone control preamp board for home theater sound amplifier diy

1

1

-2%

New finished c11 fully balanced class a preamplifier xlr hifi high quality pre-amp 3-way balanced input, 1 balanced output 4-way

0

0

Kyyslb ac dual 22v ~ 24v hifi tone front board kit 2sa992/ 2sc1845 imitates the british nad3020 lm317 /337 amplifier front board

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0

-3%

New cv-1 fully balanced pre amplifier pre amp pre-amplifier preamp vacuum tube hifi pre amp 12ax7 12au7 balance tube

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0

-13%

Hifi ne5532 tone preamplifier board audio amprifier equalizer preamp treble bass tone control pre amplifier

0

0

New m77 hifi preamplifier pre amp vacuum power amplifier finished machine ei transformer 12ay7 vacuum power amplifier

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0

-6%

Preamplifier board audio preamp ne5532 / lm4562 / opa2604aq bass treble tone conrtol lm317 lm337 stereo pre amplifier

0

0

-1%

Sotamia lm1036 tone preamp amplifier audio board treble balance volume control adjustment ne5532 op amp hifi preamplifier

1

1

5.0

-4%

New based on ksa50a circuit 50w pure class a power amplifier finished board hifi ttc5200/tta1943 assembled power amp board

0

0

3 pieces stereo hifi digital subwoofer bass pre-amp amp audio preamplifier board, dc single power supply 12v-35v

0

0

Assemby hdam mkii dual channelpreamplifier board upa68ha hifi pre-amp board new based on marantz hdam circuit

1

2

Ne4558 op-amp hifi amplifier volume tone eq control board preamplifier diy dual treble midrange bass

0

0

-6%

Dual ne5532 tone preamp board audio treble bass adjustment equalizer pre amplifier control preamplifier dual 12-24v

0

0

-13%

Ne5532 preamplifier board low-pass audio equalizer 22hz-210hz subwoofer preamp tone control bass pre amplifier dual ac12-15v

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0

-7%

Latest hi-fi preamplifier adjustable gain multiple pre-amp diy kit / board

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0

-2%

Latest upgrade sure pga2311 digital volume control pre-fever amplified tone board 12v finished hifi led indicator light

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0

Incomplete data

Diy dc 9-32v low-pass filter board subwoofer pre-board with amplification and phase adjustment tone board 20hz-240hz

0

0

New 6n8p (6h8c 6sn7) best sound single tube horizontal version of the tube valve pre-amp tube preamplifier board diy

1

1

-2%

Lm1036 op-amp hifi pre amplifier preamplifier volume tone treble bass loudness control board preamp

2

5

3.5

-2%

Hifi amplifier passive tone board bass treble volume control pre-amplifier module preamp board e3-001

1

1

-8%

Bbe 2150ad preamp tone board audio treble bass adjustment equalizer pre amplifier tone control preamplifier dc 12-24v

0

0

-9%

Bbe 2150ad preamp tone board audio treble bass adjustment equalizer pre amplifier tone control preamplifier dc 12-24v

0

0

-0.7%

Tone board preamp pre-amp with treble bass volume adjustment pre-amplifier tone controller for amplifier board

1

1

-3%

1pc ghxamp hifi 2.0 preamplifier board ne5532p op amp preamp tuning board upgrade treble mid bass audio sound quality

1

0

New diy hv11 full discrete no feedback class a headphone amplifier board kit / pcb

0

0

-4%

Tenghong tone preamplifier board xr1075 bbe treble bass audio sound processing preamp volume control for home amplifier diy

0

0

-6%

Sotamia class a tone preamplifier amplificador board jrc5532 op amp treble mid bass volume control preamp for speaker amplifiers

0

0

Nobsound hifi preamplifier audio pre-amp treble / middle / bass tone controller ne5532 *2 / opa2604 lme49720 / tda8920 *2

3

1

-4%

New imitation c3850 circuit with 3 bit input options class a output 2sk389 fet+ ztx450 ztx550 preamplifier board

0

0

-7%

Refer to the baistong bp-26 low-distortion, , and fully-balanced fever pre-stage hifi f26 of circuit large-dynamic

0

0

-4%

Tenghong ne5532 mini amplifier 2.0 preamplifier volume tone control board power preamplifier tone board hifi op-amp dual 9-15v

0

0

New a600 lm3886 fully balanced input & output audio amplifier board 150w+150w hifi power amplifier board kit

0

0

-3%

2021 clone german famous machine 933 power amp current feedback hifi power amplifier board diy kit

0

0

6n1 tube preamp board for hifi amplifier board 6n1 pre-amplifier board

0

0

-3%

Ne5532 tone board preamp pre-amp with treble bass volume adjustment pre-amplifier tone controller for amplifier board

1

0

Ne5532 tone board preamp pre-amp with treble bass volume adjustment pre-amplifier tone controller for amplifier board

0

0

-5%

Ifi audio zen can balanced xbass 3d headphone amplifier fully balanced circuit design pure class a hifi music pre-amplifier

0

1

-7%

Free shipping upc1237 speaker protection board directly mounted on the chassis reliable performance for hifi amplifier diy

1

2

New ne5532 hifi preamp preamplifier board 2 channel 4 tune types op-amp volume tone eq control board module

0

0

New tpa6120 hifi headphone amplifier board amplificador tpa6120a2 headphone amplifier diy kits

0

0

-3%

Assembled lm317 lm337 transformer output adjustable voltage regulator preamplifier 15w/25w power supply board for audio amplifie

0

0

-6%

New sa9023a + es9018k2m portable usb dac amp hifi external audio sound card decoder headphone amplifier 24bit 96khz for computer

1

1

5.0

-0.3%

Olive bile preamp tube amplifier preamp bile buffer pre-amp audio mixer 6h8c 6n8 6sn7 valve mini hifi tone board preamplifier

0

0

-0.8%

Kyyslb 82.8*28.8*110mm diy small amplifier chassis special aluminum case for hifi enthusiasts amp aluminum profile case shell

1

1

5.0

Latest 14 pcs a1943 c5200 650w mono hifi large power high-fidelity home fever professional stage amplifier board jrc5532d

1

1

-3%

Incomplete data

Hifi speaker preamplifier ne5532 op-amp board audio amplifier module control board circuit tone plate 12-35v

1

0

New professional vu meter driver board db audio level meter for denon hifi amplifier a1-011

3

1

4.7

-8%

Bluetooth 5.0 aptx ll bile preamp ne5532 tube amplifier hifi audio preamplifier equalizer tone control pre amp 24bit/192khz

0

0