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Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage

Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage

$127.98$127.98

60% off
Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC

Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC

$85.47$213.68

6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer 6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer

6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer

$101.65$101.65

Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit

Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit

$85.54$85.54

20% off
Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System

Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System

$109.87$137.34

6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound 6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound

6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound

$109.33$109.33

20% off
TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head

TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head

$113.74$142.17

18% off
High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board

High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board

$79.70$97.20

23% off
for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz) for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz)

for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz)

$108.27$140.61

23% off
KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts

KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts

$97.58$126.73

20% off
ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts

ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts

$112.32$140.40

23% off
K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts

K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts

$99.61$129.37

1 sold
MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module

MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module

$118.50$118.50

21% off
4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board 4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board

4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board

$102.38$129.60

18% off
HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module

HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module

$106.27$129.60

5% off
Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138 Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138

Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138

$107.25$112.90

2 sold
HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V

HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V

$163.94$163.94

20% off
Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier

Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier

$76.46$96.12

HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module

HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module

$70.00$70.00

Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box

Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box

$72.00$72.00

2% off
A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module

A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module

$112.84$115.14

20% off
3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module 3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module

3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module

$60.48$75.60

50% off
Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality

Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality

$110.00$220.00

20% off
For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller

For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller

$51.84$64.80

23% off
for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz) for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz)

for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz)

$108.27$140.61

18% off
k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module

k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module

$120.46$146.90

HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation

HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation

$212.96$212.96

22% off
JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board

JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board

$77.66$99.57

20% off
15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio 15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio

15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio

$103.74$129.68

TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input

TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input

$121.69$121.69

23% off
K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts

K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts

$115.97$150.61

3% off
For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit

For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit

$125.29$129.17

20% off
TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V

TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V

$64.00$80.00

23% off
Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification

Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification

$113.54$147.45

22% off
JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5 JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5

JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5

$98.86$126.75

Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier

Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier

$134.38$134.38

Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage

Adapted for E1 Lehmann headphone amplifier line noiseless lehmann) headphone power amplifier finished board pre-stage

$127.98 $127.98

Categories: Home & Garden, Garden Supplies

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60% off
Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC

Dual AC 12V Transformer 10VA Sealing Square EI Transformer 110V 220V In Optional for Preamplifier Headphones Amps DAC

$85.47 $213.68

Categories: Home & Garden, Garden Supplies

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6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer 6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer

6J1 Valve Preamp Audio Board, Tube Amplifier Pre-Amp Bile Buffer DIY Kit With Case for Audio Mixer

$101.65 $101.65

Categories: Home & Garden, Garden Supplies

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Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit

Compatible With UPC1892CT HIFI Bluetooth 5.3 Preamplifier Board Lossless USB AUX Audio Decoder Module DIY Amplifier Circuit

$85.54 $85.54

Categories: Home & Garden, Garden Supplies

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20% off
Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System

Tube Buffer Stereo Preamp Board Kit, HiFi Preamplifier Module for Audio System

$109.87 $137.34

Categories: Home & Garden, Garden Supplies

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6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound 6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound

6J1 Tube Dual-Channel Preamplifier Finished Board, 6J1 Bile Preamp, Rich Tube Tone, Full & Excellent Sound

$109.33 $109.33

Categories: Home & Garden, Garden Supplies

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20% off
TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head

TA7668 Tape Recording Playback Preamplifier Board for Vintage Tape Deck Head

$113.74 $142.17

Categories: Home & Garden, Garden Supplies

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18% off
High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board

High Fidelity Microphone Preamplifier Module Noise Reduction Pickup Sensor Board, High Sensitivity Audio Amplifier Board

$79.70 $97.20

Categories: Home & Garden, Garden Supplies

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23% off
for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz) for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz)

for Zeenko BM Series RF Low Noise Amplifier (LNA) | 20dB High-Gain Pre-Amp Module with Built-in Battery (Up to 10GHz)

$108.27 $140.61

Categories: Home & Garden, Garden Supplies

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23% off
KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts

KJ02 OPA1612AID Dual OP Amp SOP8 to DIP8 for HiFi DAC Preamplifier, Upgrade for NE5532 TL082, Replacement Parts

$97.58 $126.73

Categories: Home & Garden, Garden Supplies

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20% off
ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts

ZOCI-FOR-MM Phono Preamplifier Module Vinyl Record Player JRC2150 BBE Treble Bass Processing, Replacement Parts

$112.32 $140.40

Categories: Home & Garden, Garden Supplies

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23% off
K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts

K03 NE5532 MM MC Phono Preamplifier Board Vinyl Record Player Preamp DIY Audio with Lotus Sockets, Replacement Parts

$99.61 $129.37

1 sold

Categories: Home & Garden, Garden Supplies

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MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module

MM MC Phono Preamplifier Board Vinyl Record Player Amplifier NE5532 LME49720NA OP Amp Chip Dual Circuit Audio Preamp Module

$118.50 $118.50

Categories: Home & Garden, Garden Supplies

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21% off
4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board 4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board

4558 Op Amp Preamplifier Tuning Board DX338 HIFI Preamp Board

$102.38 $129.60

Categories: Home & Garden, Garden Supplies

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18% off
HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module

HIFI Preamplifier Tone Control Board Volume EQ Equalizer Module

$106.27 $129.60

Categories: Home & Garden, Garden Supplies

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5% off
Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138 Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138

Power amplifier/pre-amplifier/ear amplifier with dynamic compression VU head drive board, professional driver chip BA6138

$107.25 $112.90

2 sold

Categories: Home & Garden, Garden Supplies

Buy Now
HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V

HiFi Class A Preamp Tone Board NE5532 OP AMP Audio Preamplifier Potentiometer AC 12V-15V

$163.94 $163.94

Categories: Home & Garden, Garden Supplies

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20% off
Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier

Suitable for EQ-7 DC5-12V 7-band equalizer, high, medium and low adjustable preamplifier

$76.46 $96.12

Categories: Home & Garden, Garden Supplies

Buy Now
HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module

HIFI Audiophile NE5532 Pre-amplifier Tone Board High Fidelity Front Board DIY Power Amplifier Pre-module

$70.00 $70.00

Categories: Home & Garden, Garden Supplies

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Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box

Gold-A026 XR1075 Digital Tone Board BBE Audio Processor Pre-amplifier Module DIY Audio Box

$72.00 $72.00

Categories: Home & Garden, Garden Supplies

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2% off
A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module

A92Z 70W SSB Linear Power Amplifier DIY Kit, Pre-soldered SMD Component Amplifier Module

$112.84 $115.14

Categories: Home & Garden, Garden Supplies

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20% off
3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module 3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module

3pcs DIY electronic PCB board, passive tone board, preamplifier, power amplifier module

$60.48 $75.60

Categories: Home & Garden, Garden Supplies

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50% off
Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality

Stereo Cassette Recorder DIY Kit with TA7668 Magnetic Head Preamplifier Cartridge Recorder High-Quality

$110.00 $220.00

Categories: Home & Garden, Garden Supplies

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20% off
For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller

For XH-A901 NE5532 with treble and bass volume adjustment pre-amplifier controller

$51.84 $64.80

Categories: Home & Garden, Garden Supplies

Buy Now
23% off
for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz) for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz)

for Zeenko BM Series Low Noise Amplifier (LNA) | 20dB High Gain RF Preamplifier with Built-in Battery (100kHz to 6/10GHz)

$108.27 $140.61

Categories: Home & Garden, Garden Supplies

Buy Now
18% off
k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module

k3 Dual NE5532 OP-AMP HiFi Preamp Board Treble Bass Tone Control Audio Equalizer Pre Amplifier Module

$120.46 $146.90

Categories: Home & Garden, Garden Supplies

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HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation

HIFI Fully Balanced Preamplifier Board NE5532 OP AMP Audio Preamp Tuning Amplifier Module AC 12V-18V High Fidelity Separation

$212.96 $212.96

Categories: Home & Garden, Garden Supplies

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22% off
JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board

JY Reference Malan Line Improved OPA2604AP Buffer Pre-stage Signal Amplifier Board Kit PCB Empty Board

$77.66 $99.57

Categories: Home & Garden, Garden Supplies

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20% off
15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio 15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio

15W Power Supply Transformer 150V Dual 6.3V Single for 6N3 Tube Preamplifier Audio

$103.74 $129.68

Categories: Home & Garden, Garden Supplies

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TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input

TDA2030A 2.1 Channel HIFI Amplifier Board, 3-Ch High Power Subwoofer Audio Amp, NE5532 Preamplifier, AC Dual 9-13.5V Input

$121.69 $121.69

Categories: Home & Garden, Garden Supplies

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23% off
K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts

K03 2.0 HiFi Audio Preamplifier Board Midrange Treble Balance Tone Control, Replacement Parts

$115.97 $150.61

Categories: Home & Garden, Garden Supplies

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3% off
For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit

For SA2 Audio Input Buffer Board HDAM-SA2 Circuit Replica for Preamplifier Power Amplifier Headphone Amp DIY Kit

$125.29 $129.17

Categories: Home & Garden, Garden Supplies

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20% off
TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V

TJ-56-509 6J1 Tube Preamp DIY Kit HiFi Preamplifier Board Soldering Practice Audiophile Amplifier Components AC12V

$64.00 $80.00

Categories: Home & Garden, Garden Supplies

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23% off
Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification

Audio Op Amp Upgrade Conversion Socket, Converts Dual Dual Op-Amp Layout to Single Op Amp for Preamplifier Modification

$113.54 $147.45

Categories: Home & Garden, Garden Supplies

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22% off
JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5 JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5

JY Golden Throat preamplifier A100 upgrade high-definition amplifier board ultimate flagship version A100SSPV5

$98.86 $126.75

Categories: Home & Garden, Garden Supplies

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Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier

Adapted for Original design 6N8P/12AU7 / 6N1/ 6N11 Multi-Purpose Tube Bile Preamplifier

$134.38 $134.38

Categories: Home & Garden, Garden Supplies

Buy Now