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Discover KitBoard product treasures from around the world with our guide to cross-border e-commerce. VKDN curates the latest and high-quality recommendations for your global shopping experience in KitBoard products.

Showing 1–36 of 1708 results

6% off
Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20 Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20

Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20

$63.92$68.00

50% off
Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit

Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit

$42.36$84.73

41% off
Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio

Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio

$225.05$381.44

2 sold
Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished

Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished

$40.00$40.00

24% off
Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit

Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit

$24.14$32.00

8 sold
28% off
A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit

A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit

$12.86$18.00

9 sold
6% off
ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable

ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable

$16.34$17.50

HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W

HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W

$14.00$14.00

22% off
HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional) HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional)

HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional)

$21.05$26.99

6 sold
35% off
2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011 2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011

2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011

$29.21$44.94

33% off
2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board 2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board

2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board

$41.53$61.99

18% off
2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board 2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

$34.44$42.00

57% off
Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA

Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA

$23.95$55.70

5 sold
33% off
ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board

ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board

$94.73$141.39

38% off
NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

$78.34$126.35

18% off
Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit

Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit

$5.74$7.00

3 sold
30% off
Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier

Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier

$246.66$352.37

Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA

Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA

$36.71$36.71

27% off
HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit

HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit

$15.94$22.00

19 sold
33% off
OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE

OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE

$12.05$17.99

15% off
2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers 2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers

2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers

$35.62$42.00

8 sold
20% off
One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum

One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum

$31.42$39.27

9 sold
22% off
One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W

One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W

$48.35$61.99

38% off
1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit 1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit

1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit

$8.35$13.46

NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

$16.84$16.84

36% off
ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube) ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube)

ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube)

$35.39$55.29

36% off
AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V

AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V

$19.71$30.79

4 sold
33% off
AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier

AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier

$10.58$15.86

6 sold
52% off
6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A) 6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A)

6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A)

$11.88$24.74

15% off
HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits

HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits

$4.08$4.80

5 sold
9% off
A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277） A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277）

A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277）

$223.20$245.27

23% off
HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits

HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits

$20.78$26.99

1 sold
22% off
ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50 ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50

ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50

$28.86$37.00

6 sold
HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit

HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit

$12.00$12.00

2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board 2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

$39.00$39.00

37% off
2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board 2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board

2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board

$28.49$45.29

1 sold
6% off
Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20 Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20

Heat Sink Power Amplifier Board 50W Dual Channel 200W 8R 10-AP2 Tested Quality Power Amplify L20

$63.92 $68.00

Categories: Consumer Electronics, Home Audio & Video

Buy Now
50% off
Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit

Xiangsheng Symasym5-3 SYM5-3 W Dual Channel Discrete Amplifier Board Audio DIY Kit

$42.36 $84.73

Categories: Consumer Electronics, Home Audio & Video

Buy Now
41% off
Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio

Refer To HA5000 Line Headphone Amplifier Board Kit Diy FET K2955, J554 Class A Headphone Amplifier Audio

$225.05 $381.44

2 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished

Based on Naim NAC552 Circuit HiFi Audio Preamplifier Board Kit&Finished

$40.00 $40.00

Categories: Consumer Electronics, Home Audio & Video

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24% off
Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit

Reference Audio Note L3 RIAA MM Phono Amplifier Board HiFi Stereo ECC83+ECC88 Vacuum Tube Phonograph Amp Kit

$24.14 $32.00

8 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
28% off
A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit

A29 DIY Stereo 12AU7 (ECC82) Tube Preamplifier Board HiFi Preamp Kit Refer Audio Note L2 Circuit

$12.86 $18.00

9 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
6% off
ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable

ZK-1002MT Bluetooth 5.0 Power Amplifier Board 100W Channel Amplifier Board Kit With Short Circuit Protection APP Control Durable

$16.34 $17.50

Categories: Consumer Electronics, Home Audio & Video

Buy Now
HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W

HiFi Ultra-Linear Push-Pull 6SL7+6V6 Tube Audio Power Amplifier Board Kit 10W+10W

$14.00 $14.00

Categories: Consumer Electronics, Home Audio & Video

Buy Now
22% off
HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional) HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional)

HIFI A6 HD1969 Pure Class A Stereo power amplifier 25W+25W DIY Kit/Finished board (Optional)

$21.05 $26.99

6 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
35% off
2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011 2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011

2PCS L12-2 Audio Power Amplifier Board Kit 2 Channel Ultra-Low Distortion Classic AMP Finished Board A10-011

$29.21 $44.94

Categories: Consumer Electronics, Home Audio & Video

Buy Now
33% off
2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board 2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board

2 CH HIEND L20.5 Ultra low distortion KTB817 KTD104 Power amplifer 200W DIY kit/Finished board

$41.53 $61.99

Categories: Consumer Electronics, Home Audio & Video

Buy Now
18% off
2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board 2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

$34.44 $42.00

Categories: Consumer Electronics, Home Audio & Video

Buy Now
57% off
Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA

Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU?100 400MA

$23.95 $55.70

5 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
33% off
ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board

ASP17 HIFI Fully balanced MOSFET Class A Preamplifier Base on PASS P1.7 Preamp DIY Kit/Finished board

$94.73 $141.39

Categories: Consumer Electronics, Home Audio & Video

Buy Now
38% off
NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

$78.34 $126.35

Categories: Consumer Electronics, Home Audio & Video

Buy Now
18% off
Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit

Classic sound M4 finished amplifier kit/amplifier board imitate Britain Sugden SF60 circuit

$5.74 $7.00

3 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
30% off
Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier

Refer to MarantzMA-9S2 Amplifier circuit Kit DIY amplifier board HIFI power amplifier board audio amplifier

$246.66 $352.37

Categories: Consumer Electronics, Home Audio & Video

Buy Now
Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA

Antenna Tuner Board Motherboard with Screen Finished Version DIY Antenna Kits Tester Electronic Components ATU‑100 400MA

$36.71 $36.71

Categories: Consumer Electronics, Home Audio & Video

Buy Now
27% off
HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit

HiFi 12AX7 Tube Preamplifier Board Kit Audio DIY Pre-Amp Based on USA CAT SL-1 Pre-Amp Circuit

$15.94 $22.00

19 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
33% off
OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE

OTL-01 Stereo OTL Speaker Delay protection Photoelectric SPK Protection DIY Kit/Finished board For A21SE

$12.05 $17.99

Categories: Consumer Electronics, Home Audio & Video

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15% off
2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers 2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers

2 PCS LJM HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers

$35.62 $42.00

8 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
20% off
One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum

One Pair QUAD405 CLONE MJ15024 100W 8R DIY KITS Finished Baord Dual Channel Amplifier Board w/Angle Aluminum

$31.42 $39.27

9 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
22% off
One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W

One Pair Stereo FirstWatt PASS PCF F7 Positive Current Feedback Class A Power Amplifier DIY Kit/Finished Board 20W+20W

$48.35 $61.99

Categories: Consumer Electronics, Home Audio & Video

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38% off
1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit 1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit

1Set LM3886 Amplifier Board DIY Kit Audio Power Amplifier Board Dual Channel Stereo Power Board PCBA Kit

$8.35 $13.46

Categories: Consumer Electronics, Home Audio & Video

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NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

NEMA 17 Stepper Motor Driver, MKS SERVO42C PCBA Motor Driver Kit Ultra Quiet Board,CNC-Laser Parts to Prevent Lost Steps

$16.84 $16.84

Categories: Consumer Electronics, Home Audio & Video

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36% off
ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube) ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube)

ASYPDZSW AS834 HIFI MM RIAA Turntables EAR834 Tube Phono Amplifier DIY Kit/Finished board (No tube)

$35.39 $55.29

Categories: Consumer Electronics, Home Audio & Video

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36% off
AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V

AS11 Ultra-low noise linear power supply DIY Kit/Finished board Base on Sigma 11 Circuit DC 5V----24V

$19.71 $30.79

4 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
33% off
AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier

AIYIMA 50A Single Power Rectifier Filter Board Diy Kits PCB Board 10000uF/50V Large Current For 1969 Amplifier

$10.58 $15.86

6 sold

Categories: Consumer Electronics, Home Audio & Video

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52% off
6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A) 6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A)

6E2 Cat Eye Tube Indicator Driver Board Kit Dual Channel Fluorescent Level Indicator Drive Amplifier DIY Modification(A)

$11.88 $24.74

Categories: Consumer Electronics, Home Audio & Video

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15% off
HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits

HIFI Audio Amplifier kits of CG version LM1875 AMP board LM1875 2.0CH stereo amplifier DIY kits

$4.08 $4.80

5 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
9% off
A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277） A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277）

A23 Hi-Fi Preamplifier Adjustable Gain Multiple Pre-Amp PCB / DIY Kit / Finished Board （OPA2277）

$223.20 $245.27

Categories: Consumer Electronics, Home Audio & Video

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23% off
HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits

HA-PRO Single-ended Class A Amplifier Headset Amplifier Board FET BC547C BC557C TIP41C AMP Board DIY Kits

$20.78 $26.99

1 sold

Categories: Consumer Electronics, Home Audio & Video

Buy Now
22% off
ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50 ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50

ZEROZONE DIY PRT-12A 12AU7 Tube preamplifier board / kit base on CARY-SLP90 line L10-50

$28.86 $37.00

6 sold

Categories: Consumer Electronics, Home Audio & Video

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HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit

HIFI 12AX7 Tube MM RIAA Turntable Phono Preamp Board Kit Base On SHUER M65 Circuit

$12.00 $12.00

Categories: Consumer Electronics, Home Audio & Video

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2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board 2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

2pcs 350W high power L20 SE Audio Amplifier Board TOSHIBA A1943 C5200 Dual Channels Amplifiers diy kit finished board

$39.00 $39.00

Categories: Consumer Electronics, Home Audio & Video

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37% off
2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board 2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board

2 CH Stereo MINI NAIM NAP250 MOD 2SCS2922 Power amplifier DIY Kit/Finished board

$28.49 $45.29

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Categories: Consumer Electronics, Home Audio & Video

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