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AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment

AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment

$8.32$8.32

170 sold
17% off
HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit

HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit

$9.61$11.58

10 sold
30% off
15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier 15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier

15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier

$6.99$9.99

54 sold
47% off
HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$89.18$168.26

26% off
AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply

AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply

$10.58$14.30

267 sold
40% off
59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532 59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532

59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532

$5.39$8.99

2 sold
12% off
Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube

Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube

$6.05$6.88

20 sold
14% off
Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL

Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL

$12.07$14.04

15 sold
5% off
latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube

latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube

$11.97$12.60

30% off
AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater

AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater

$3.15$4.50

89 sold
14% off
Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player

Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player

$5.76$6.70

35 sold
GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W

GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W

$10.68$10.68

164 sold
10% off
UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT

UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT

$7.65$8.50

220 sold
14% off
Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers

Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers

$6.57$7.64

25 sold
28% off
AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection

AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection

$9.06$12.59

73 sold
15% off
72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor 72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor

72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor

$6.42$7.55

37 sold
TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater

TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater

$70.32$70.32

634 sold
59% off
AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits

AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits

$54.38$132.63

6 sold
30% off
HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input

HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input

$6.71$9.59

12 sold
AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp

AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp

$8.94$8.94

37 sold
26% off
SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System

SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System

$11.97$16.18

5 sold
20% off
AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier

AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier

$10.49$13.11

27 sold
20% off
Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment

Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment

$103.22$129.02

11 sold
35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY 35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY

35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY

$4.30$4.30

40 sold
55% off
A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$9.69$21.53

20% off
Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board

Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board

$9.79$12.24

8 sold
47% off
HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$12.29$23.19

AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers

AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers

$8.45$8.45

82 sold
15% off
Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB

Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB

$8.07$9.49

3 sold
Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY

Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY

$3.06$3.06

39 sold
26% off
AIYIMA Subwoofer Amplifier Preamp Board Preamplifier Frequency Phase Adjustable With Satellite Speaker Output DIY Power Amp AIYIMA Subwoofer Amplifier Preamp Board Preamplifier Frequency Phase Adjustable With Satellite Speaker Output DIY Power Amp

AIYIMA Subwoofer Amplifier Preamp Board Preamplifier Frequency Phase Adjustable With Satellite Speaker Output DIY Power Amp

$11.84$16.00

20 sold
29% off
XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$13.12$18.48

3 sold
35% off
Tube Amplifiers o board Amplifier Pre-Amp o Mixer 6J1 Valve Preamp Bile Buffer Diy Kits Tube Amplifiers o board Amplifier Pre-Amp o Mixer 6J1 Valve Preamp Bile Buffer Diy Kits

Tube Amplifiers o board Amplifier Pre-Amp o Mixer 6J1 Valve Preamp Bile Buffer Diy Kits

$8.79$13.53

22 sold
AIYIMA 1Pair 1969M FET Bile Power Amplifier Board 25W+25W 1969 IRFP448 Tube Amplifier Home Sound Theater DIY Super 1875 3886 AMP AIYIMA 1Pair 1969M FET Bile Power Amplifier Board 25W+25W 1969 IRFP448 Tube Amplifier Home Sound Theater DIY Super 1875 3886 AMP

AIYIMA 1Pair 1969M FET Bile Power Amplifier Board 25W+25W 1969 IRFP448 Tube Amplifier Home Sound Theater DIY Super 1875 3886 AMP

$13.02$13.02

31 sold
GHXAMP 6Z4 Rectifier Dual Tube Preamplifier Bile Rectifier filter Board Experimental power supply single Dual Power winding GHXAMP 6Z4 Rectifier Dual Tube Preamplifier Bile Rectifier filter Board Experimental power supply single Dual Power winding

GHXAMP 6Z4 Rectifier Dual Tube Preamplifier Bile Rectifier filter Board Experimental power supply single Dual Power winding

$10.85$10.85

37 sold
30% off
AIYIMA Balanced XLR to Unbalanced Single-ended RCA Preamplifier NE5532 Dual OP AMP Circuit Preamp Board Low Distortion AIYIMA Balanced XLR to Unbalanced Single-ended RCA Preamplifier NE5532 Dual OP AMP Circuit Preamp Board Low Distortion

AIYIMA Balanced XLR to Unbalanced Single-ended RCA Preamplifier NE5532 Dual OP AMP Circuit Preamp Board Low Distortion

$8.78$12.54

16 sold
AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment

AIYIMA Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier With Bass Volume Adjustment

$8.32 $8.32

170 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
17% off
HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit

HI FI single end Class A Audio Tube Amplifier EL34 KT88 ECC83S 12A*7 6p1 vacuum 12Ax7 12AU7 Sound Speaker DIY AMP kit

$9.61 $11.58

10 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
30% off
15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier 15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier

15VA Low leakage magnetic pure copper 15W Toroidal transformer 15V--0--15V 12V--0--12V For Preamplifier

$6.99 $9.99

54 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
47% off
HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$89.18 $168.26

Categories: Consumer Electronics, Home Audio & Video

Buy Now
26% off
AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply

AIYIMA EQ Equalizer Board Stage Professional Tone Preamplifier Amplifier Stereo 5/10/15 Road Preamp Equalizer Power Supply

$10.58 $14.30

267 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
40% off
59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532 59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532

59Hz-234Hz AC 9V-12V low-pass filter Super Bass Electronic Crossover Board Crossover point continuously adjustable Dual NE5532

$5.39 $8.99

2 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
12% off
Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube

Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier board PCB / Finished board without tube

$6.05 $6.88

20 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
14% off
Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL

Nvarcher Two-channel Balanced Preamp Input Board Stereo Gain BTL

$12.07 $14.04

15 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
5% off
latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube

latest version Classic Circuit Tube Preamplifier Preamp Board DIY Kits For 12AX7 / 12AU7 Tube

$11.97 $12.60

Categories: Consumer Electronics, Home Audio & Video

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30% off
AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater

AIYIMA NJM2150 BBE Tone Preamplifier Board Sound Effect Exciter Improve Tweeter Bass DIY Amplifier Audio Home Theater

$3.15 $4.50

89 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
14% off
Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player

Nvarcher JFET input Cascoded Buffer Preamp Board Stereo Preamplifier use of 2SK246/2SJ103, C2240/A970 FOR CD player

$5.76 $6.70

35 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W

GHXAMP Amplifier Power Supply Soft Starting Board High Power High-current Relay For Class A 1969 Audio Amplifier 1500W

$10.68 $10.68

164 sold

Categories: Consumer Electronics, Home Audio & Video

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10% off
UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT

UNISIAN Tone board NE5532 OP-AMP HIFI Preamplifier Bass Treble Volume Tone Control Board For Amplifiers DIY KIT

$7.65 $8.50

220 sold

Categories: Consumer Electronics, Home Audio & Video

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14% off
Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers

Nvarcher HIFI Mono Preamp Tone Amplifier Board Tweeter Bass Adjustment Volume Control For Home Audio Amplifiers

$6.57 $7.64

25 sold

Categories: Consumer Electronics, Home Audio & Video

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28% off
AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection

AIYIMA Speaker Protective Board 2.0 Channel Relay Protection Board AC 12V-18V Audio Portable Speaker Protection

$9.06 $12.59

73 sold

Categories: Consumer Electronics, Home Audio & Video

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15% off
72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor 72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor

72Hz-7234Hz Electronic Frequency Divider NE5532 2 Way Pre-Stage Linkwitz- Riley Filter frequency divider correction capacitor

$6.42 $7.55

37 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater

TPA3116 Subwoofer Amplifier Board Audio 100W DC12-24V Support Bass Output 2.0 Chennel Amplificador DIY Speaker Home Theater

$70.32 $70.32

634 sold

Categories: Consumer Electronics, Home Audio & Video

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59% off
AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits

AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board Preamplifier Headphone DIY Kits

$54.38 $132.63

6 sold

Categories: Consumer Electronics, Home Audio & Video

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30% off
HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input

HIFI C3850 Single-ended Preamplifier Bare PCB Base on Accuphase circuit With 3 Way signal input

$6.71 $9.59

12 sold

Categories: Consumer Electronics, Home Audio & Video

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AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp

AIYIMA Subwoofer Amplifier Preamp XLR Caron Balanced RCA Input Phase Adjustable Preamplifier Satellite Speaker Output For Amp

$8.94 $8.94

37 sold

Categories: Consumer Electronics, Home Audio & Video

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26% off
SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System

SOTAMIA Subwoofer Speaker Preamplifier Audio Board Low-pass Filter Dual NE5532 Preamp DIY Home Theater Sound System

$11.97 $16.18

5 sold

Categories: Consumer Electronics, Home Audio & Video

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20% off
AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier

AIYIMA NE5532 Amplifier Tone Preamp Board Treble Bass Midrange Volume Tone Control Adjustment Pre-amplifier For Power Amplifier

$10.49 $13.11

27 sold

Categories: Consumer Electronics, Home Audio & Video

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20% off
Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment

Tenghong NE5532 Subwoofer Preamplifier Tone Board 2.1 AC12V-15V Preamp Treble Bass Ultra low frequency Independent Adjustment

$103.22 $129.02

11 sold

Categories: Consumer Electronics, Home Audio & Video

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35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY 35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY

35mm DC100mA DC200mA 500UA VU Panel Meter Ampere Meter With 12V Warm Back Light For Vintage 300B KT88 EL34 211 845 Tube AMP DIY

$4.30 $4.30

40 sold

Categories: Consumer Electronics, Home Audio & Video

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55% off
A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

A56G-XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$9.69 $21.53

Categories: Consumer Electronics, Home Audio & Video

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20% off
Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board

Amplifier circuit board Tube 6N1 6N2 preamplifier circuit board Tube amplifier power amplifier push board

$9.79 $12.24

8 sold

Categories: Consumer Electronics, Home Audio & Video

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47% off
HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

HOT XH-M546 Preset Pre-Stage TPA3116D2 Dual-Channel 2X150W Built-In Sound Ultra High Power Digital Amplifier Board

$12.29 $23.19

Categories: Consumer Electronics, Home Audio & Video

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AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers

AIYIMA 2.0 Digital Power Amplifier Speaker Protection Board Delay Relay Speaker Protection 300W For Class A Discrete Amplifiers

$8.45 $8.45

82 sold

Categories: Consumer Electronics, Home Audio & Video

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15% off
Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB

Reference Accuphase C3850 preamplifier circuit With 3 Way signal input bare PCB

$8.07 $9.49

3 sold

Categories: Consumer Electronics, Home Audio & Video

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Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY

Vacuum Tube Shock Proof Iron Plate Tube Socket Mounting Plate For 2A3 300B KT88 EL34 6V6 KT66 12AX7 ECC82 EL84 Hifi Audio DIY

$3.06 $3.06

39 sold

Categories: Consumer Electronics, Home Audio & Video

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AIYIMA Subwoofer Amplifier Preamp Board Preamplifier Frequency Phase Adjustable With Satellite Speaker Output DIY Power Amp AIYIMA Subwoofer Amplifier Preamp Board Preamplifier Frequency Phase Adjustable With Satellite Speaker Output DIY Power Amp

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