Amplifier Parts & Components | Surplus Network

Bluetooth 5.0 Amplifier Board Hifi Stereo 2.0 Dual 50W Audio Amplifier Module

USA

Bluetooth 5.0 Amplifier Board Hifi...

$15.88 USD

Bluetooth 5.0 Amplifier Board Hifi...

$15.88 USD

US TPA3116D2 2*120W Wireless Bluetoth 4.0 Audio Receiver Digital Amplifier Board

USA

US TPA3116D2 2*120W Wireless Bluetoth...

$13.99 USD

US TPA3116D2 2*120W Wireless Bluetoth...

$13.99 USD

TPA3116DA 150W Mono Channel Digital Power Audio Amplifier Board 12-26V XH-M544

USA

TPA3116DA 150W Mono Channel Digital...

$11.99 USD

TPA3116DA 150W Mono Channel Digital...

$11.99 USD

DIP8 OPA1656 Ultra Low Noise and Distortion FET-Input Audio Operational Amplifie

USA

DIP8 OPA1656 Ultra Low Noise and...

$8.50 USD

DIP8 OPA1656 Ultra Low Noise and...

$8.50 USD

Bluetooth Amplifier Board Hifi Stereo 2Audio TPA3116D2 Digital Power Amplifier

USA

Bluetooth Amplifier Board Hifi Stereo...

$15.09 USD

Bluetooth Amplifier Board Hifi Stereo...

$15.09 USD

2Pcs TDA7293 100W Digital Audio Amplifier Board AC 12V-50V Mono Single Channel

USA

2Pcs TDA7293 100W Digital Audio...

$14.99 USD

2Pcs TDA7293 100W Digital Audio...

$14.99 USD

10 Lot Tocos Concentric Pot A250K A3K Dual Audio Taper Potentiometer 250K 3K BY

USA

10 Lot Tocos Concentric Pot A250K ...

$14.99 USD

10 Lot Tocos Concentric Pot A250K ...

$14.99 USD

US 12V-24V TPA3116D2 120W+120W Dual-Channel Stereo Digital Audio Amplifier

USA

US 12V-24V TPA3116D2 120W+120W...

$10.99 USD

US 12V-24V TPA3116D2 120W+120W...

$10.99 USD

XH-M139 2x50W +100W 2.1 Channel Digital Subwoofer Power Amplifier TPA3116D2

USA

XH-M139 2x50W +100W 2.1 Channel...

$16.99 USD

XH-M139 2x50W +100W 2.1 Channel...

$16.99 USD

TPA3116 TPA3116D2 120W+120W Dual-Channel Stereo Digital Audio Amplifier 12V~24V

USA

TPA3116 TPA3116D2 120W+120W...

$12.99 USD

TPA3116 TPA3116D2 120W+120W...

$12.99 USD

TDA7498 Bluetooth5.0 Digital Amplifiers Board 2 Channel Audio module 2*100W AUX

China

TDA7498 Bluetooth5.0 Digital...

$12.99 USD

TDA7498 Bluetooth5.0 Digital...

$12.99 USD

DENON AVR 2805 FUNCTION KNOB

USA

DENON AVR 2805 FUNCTION KNOB

$12.99 USD

DENON AVR 2805 FUNCTION KNOB

$12.99 USD

Dual Discrete Op Amp SS3602

USA

Dual Discrete Op Amp SS3602

$78.00 USD

Dual Discrete Op Amp SS3602

$78.00 USD

Ultraperm 80 Metal Shield; MuMetal Mu Metal Alloy Shielding Sheet Audio HiFi USA

USA

Ultraperm 80 Metal Shield; MuMetal Mu...

$22.95 USD

Ultraperm 80 Metal Shield; MuMetal Mu...

$22.95 USD

MuMetal (Ultraperm) Permalloy Alloy Shielding Sheet; Mu Metal Audio Shield USA

USA

MuMetal (Ultraperm) Permalloy Alloy...

$22.95 USD

MuMetal (Ultraperm) Permalloy Alloy...

$22.95 USD

DIY Tube amplifier linestage preamplifier DAC audio chassis enclosure 3" Height

USA

DIY Tube amplifier linestage...

$72.00 USD

DIY Tube amplifier linestage...

$72.00 USD

Dual MIC Analog VU Meter Panel DB Sound Level Indicator Display for Amplifier

USA

Dual MIC Analog VU Meter Panel DB...

$50.34 USD

Dual MIC Analog VU Meter Panel DB...

$50.34 USD

DIY PCB - Bipolar (opamp) power supply

USA

DIY PCB - Bipolar (opamp) power supply

$30.00 USD

DIY PCB - Bipolar (opamp) power supply

$30.00 USD

DIY PCB - Solid-state LR phono preamp

USA

DIY PCB - Solid-state LR phono preamp

$30.00 USD

DIY PCB - Solid-state LR phono preamp

$30.00 USD

Allo DigiOne Digital (S/PDIF) transport for RaspberryPI 3, 4 with Absolut best

USA

Allo DigiOne Digital (S/PDIF)...

$119.99 USD

Allo DigiOne Digital (S/PDIF)...

$119.99 USD

Vintage Heathkit Active Audio Processor AD-1304

USA

Vintage Heathkit Active Audio...

$119.99 USD

Vintage Heathkit Active Audio...

$119.99 USD

32v 5A Switching Power Supply (Good for TAS5613 TPA3255 TDA7498E Amplifiers)

USA

32v 5A Switching Power Supply (Good...

$20.00 USD

32v 5A Switching Power Supply (Good...

$20.00 USD

DIY PCB - High voltage "Maida" style regulator PCB

USA

DIY PCB - High voltage "Maida" style...

$15.00 USD

DIY PCB - High voltage "Maida" style...

$15.00 USD

[3DMakerWorld] Dayton Audio DAEX25 Sound Exciter Pair

USA

[3DMakerWorld] Dayton Audio DAEX25...

$23.96 USD

[3DMakerWorld] Dayton Audio DAEX25...

$23.96 USD

DSPeaker Anti-Mode 8033

USA

DSPeaker Anti-Mode 8033

$200.00 USD

DSPeaker Anti-Mode 8033

$200.00 USD

100W+100W TPA3116D2 Bluetooth Digital HIFI Stereo Audio Power Amplifier Board

USA

100W+100W TPA3116D2 Bluetooth Digital...

$22.99 USD

100W+100W TPA3116D2 Bluetooth Digital...

$22.99 USD

ONKYO TX-SR393 DIGITAL HDMI PCB WORKING USED

USA

ONKYO TX-SR393 DIGITAL HDMI PCB...

$84.99 USD

ONKYO TX-SR393 DIGITAL HDMI PCB...

$84.99 USD

DIY FM MPX STEREO DECODER BOARD MULTIPLEX ADAPTER

USA

DIY FM MPX STEREO DECODER BOARD...

$80.00 USD

DIY FM MPX STEREO DECODER BOARD...

$80.00 USD

2020 BrandNew NAD MDC BluOS 2i Upgrade Module with Bluetooth/Wifi

USA

2020 BrandNew NAD MDC BluOS 2i...

$419.00 USD

2020 BrandNew NAD MDC BluOS 2i...

$419.00 USD

DIY PCB - "The Engineer

USA

DIY PCB - "The Engineer's Amplifier"...

$50.00 USD

DIY PCB - "The Engineer's Amplifier"...

$50.00 USD

Dayton Audio TT25-16 PUCK Tactile Transducer Mini Bass Shake

USA

Dayton Audio TT25-16 PUCK Tactile...

$21.93 USD

Dayton Audio TT25-16 PUCK Tactile...

$21.93 USD

US TDA7498E 160W+160W 2 Channel Digital Audio High Power Amplifier Board Module

USA

US TDA7498E 160W+160W 2 Channel...

$21.99 USD

US TDA7498E 160W+160W 2 Channel...

$21.99 USD

ICEpower 200ASC Class D amplifier module - 200w Bang & Olufsen B&O

USA

ICEpower 200ASC Class D amplifier...

$76.00 USD

ICEpower 200ASC Class D amplifier...

$76.00 USD

200W DIY Amplifier Board Bluetooth 5.0 DAMGOO 50W+50W+100W TPA3116 dual amp chip

USA

200W DIY Amplifier Board Bluetooth...

$33.74 USD

200W DIY Amplifier Board Bluetooth...

$33.74 USD

GOLDPOINT PRECISION STEREO STEPPED ATTENUATOR POTENTIOMETER, 10K

USA

GOLDPOINT PRECISION STEREO STEPPED...

$89.00 USD

GOLDPOINT PRECISION STEREO STEPPED...

$89.00 USD

NXG Zone Blue 60W Bluetooth In-Wall Stereo Amplifier w/ Remote NX-ZONE-BLUE NEW✔

USA

NXG Zone Blue 60W Bluetooth In-Wall...

$69.99 USD

NXG Zone Blue 60W Bluetooth In-Wall...

$69.99 USD

Single Discrete Audio Op Amp SS3601

USA

Single Discrete Audio Op Amp SS3601

$39.00 USD

Single Discrete Audio Op Amp SS3601

$39.00 USD

NEW Subwoofer Amplifier.300w.Speaker Amp.Replacement.Woofer BASS Power Plate.

USA

NEW Subwoofer Amplifier.300w.Speaker...

$175.00 USD

NEW Subwoofer Amplifier.300w.Speaker...

$175.00 USD

Allo NIRVANA SMPS designed to power audio devices with the lowest noise

USA

Allo NIRVANA SMPS designed to power...

$79.99 USD

Allo NIRVANA SMPS designed to power...

$79.99 USD

Allo BOSS I2S DAC V 1.2 Dedicated 384 kHz/32bit high-quality

USA

Allo BOSS I2S DAC V 1.2 Dedicated 384...

$79.99 USD

Allo BOSS I2S DAC V 1.2 Dedicated 384...

$79.99 USD

Black Gate Capacitor NOS BG VK 150uF/350V set of TWO, 30 sets available! 300B WE

USA

Black Gate Capacitor NOS BG VK...

$300.00 USD

Black Gate Capacitor NOS BG VK...

$300.00 USD

NAD MDC BluOS 2 Wireless streaming music player upgrade module

South Africa

NAD MDC BluOS 2 Wireless streaming...

$300.00 USD

NAD MDC BluOS 2 Wireless streaming...

$300.00 USD

DIY KIT Analog VU meter (NO METERS)

Lithuania

DIY KIT Analog VU meter (NO METERS)

$18.00 GBP

DIY KIT Analog VU meter (NO METERS)

$18.00 GBP

LM1875 HiFi power amplifier board

China

LM1875 HiFi power amplifier board

$48.00 USD

LM1875 HiFi power amplifier board

$48.00 USD

DIY Tube amplifier linestage preamplifier DAC audio chassis enclosure 3" Height

USA

DIY Tube amplifier linestage...

$96.00 USD

DIY Tube amplifier linestage...

$96.00 USD

Denon AVR Receiver Parts Mount, Feet Foot Legs Set Of 4

USA

Denon AVR Receiver Parts Mount, Feet...

$14.95 USD

Denon AVR Receiver Parts Mount, Feet...

$14.95 USD

2SK134 2SK135 2SK176 2SJ49 2SJ50 2SJ56 ECF10N20 ECF10P20 EXICON SET

USA

2SK134 2SK135 2SK176 2SJ49 2SJ50...

$29.95 USD

2SK134 2SK135 2SK176 2SJ49 2SJ50...

$29.95 USD

Bluetooth TPA3116 Power Amplifier Board Digital HIFI Module 12-24V 100W+50W+50W

USA

Bluetooth TPA3116 Power Amplifier...

$25.99 USD

Bluetooth TPA3116 Power Amplifier...

$25.99 USD

US TDA8954TH 420W*2 Class D High Power Dual-Channel Digital Audio Amp Board

USA

US TDA8954TH 420W*2 Class D High...

$24.49 USD

US TDA8954TH 420W*2 Class D High...

$24.49 USD

25W Adjustable Regulated Linear Power Supply USB DC 5V 12V 15V 18V 24V HiFi DIY

USA

25W Adjustable Regulated Linear Power...

$104.49 USD

25W Adjustable Regulated Linear Power...

$104.49 USD

2X DIY PCB - Universal push-pull power amp board

USA

2X DIY PCB - Universal push-pull...

$60.00 USD

2X DIY PCB - Universal push-pull...

$60.00 USD

Hifi Audio PSU 3000W AC Power Conditioner Home Filter 15A Power Purifier Display

China

Hifi Audio PSU 3000W AC Power...

$60.00 USD

Hifi Audio PSU 3000W AC Power...

$60.00 USD

Bluetooth 5.0 TPA3116D2 Digital 2.1 Audio Amplifier Board 100W+50W+50W DC 12-24V

China

Bluetooth 5.0 TPA3116D2 Digital 2.1...

$21.69 USD

Bluetooth 5.0 TPA3116D2 Digital 2.1...

$21.69 USD

Ultra Low Noise Positive Discrete Voltage Regulator

USA

Ultra Low Noise Positive Discrete...

$49.00 USD

Ultra Low Noise Positive Discrete...

$49.00 USD

VFD Music Audio Spectrum Indicator /VU Meter /Precision Clock/with remote contrl

China

VFD Music Audio Spectrum Indicator...

$56.18 USD

VFD Music Audio Spectrum Indicator...

$56.18 USD

Alps Blue 100KAX4 log 4 Gang Dual-channel Stepped Volume Potentiometer 100K

USA

Alps Blue 100KAX4 log 4 Gang...

$25.00 USD

Alps Blue 100KAX4 log 4 Gang...

$25.00 USD

Finished 50VA HIFI Ultra-low Noise Linear Power Supply DC5V 9V 12V 15V 18V 24V

China

Finished 50VA HIFI Ultra-low Noise...

$68.00 USD

Finished 50VA HIFI Ultra-low Noise...

$68.00 USD

Finished Zerozone 50VA DC LT1083 HIFI Linear Power supply 50W audio PSU

China

Finished Zerozone 50VA DC LT1083 HIFI...

$68.00 USD

Finished Zerozone 50VA DC LT1083 HIFI...

$68.00 USD

Finished 50VA HIFI Ultra-low Noise Linear Power Supply DC12V+12V Audio Adapter

China

Finished 50VA HIFI Ultra-low Noise...

$68.00 USD

Finished 50VA HIFI Ultra-low Noise...

$68.00 USD

Ultraperm 80 Metal Shielding Sheet 8" x 5.3" MuMetal Mu Metal Sheet Audio Shield

USA

Ultraperm 80 Metal Shielding Sheet 8"...

$17.95 USD

Ultraperm 80 Metal Shielding Sheet 8"...

$17.95 USD

VU meter head / level meter / DB audio power meter + Driver board

China

VU meter head / level meter / DB...

$42.00 USD

VU meter head / level meter / DB...

$42.00 USD

Black Gate n Capacitor 10uf 50v, New, One Pair

USA

Black Gate n Capacitor 10uf 50v, New,...

$120.00 USD

Black Gate n Capacitor 10uf 50v, New,...

$120.00 USD

USA

iFi iPower Low Noise 5V / 2.5A DC...

$49.95 USD

iFi iPower Low Noise 5V / 2.5A DC...

$49.95 USD

Bluetooth TPA3116 Power Amplifier Board Digital HIFI Module 12-24V 100W+50W+50W

USA

Bluetooth TPA3116 Power Amplifier...

$27.95 USD

Bluetooth TPA3116 Power Amplifier...

$27.95 USD

20 X ) - CRL Centralab 500K Vintage Potentiometer

USA

20 X ) - CRL Centralab 500K Vintage...

$37.50 USD

20 X ) - CRL Centralab 500K Vintage...

$37.50 USD

VTV AMPLIFIER Stereo Hypex NC502MP NCore Amplifier 500WX2

USA

VTV AMPLIFIER Stereo Hypex NC502MP...

$729.00 USD

VTV AMPLIFIER Stereo Hypex NC502MP...

$729.00 USD

NEW Mega Bass Subwoofer Speaker Plate Amplifier.100w RMS.Home Audio Sub AMP

USA

NEW Mega Bass Subwoofer Speaker Plate...

$125.00 USD

NEW Mega Bass Subwoofer Speaker Plate...

$125.00 USD

Dual IN9 Nixie Tube Sound Level Meter Audio Display Analyzer Music Spectrum MIC

USA

Dual IN9 Nixie Tube Sound Level Meter...

$94.99 USD

Dual IN9 Nixie Tube Sound Level Meter...

$94.99 USD

TPA3116 Bluetooth HIFI Stereo Audio Power Amplifier Board Treble-BASS tone 50W*2

China

TPA3116 Bluetooth HIFI Stereo Audio...

$18.99 USD

TPA3116 Bluetooth HIFI Stereo Audio...

$18.99 USD

SUB-350W Subwoofer Power Amplifier Board Mono High Quality Power Amplifier Board

USA

SUB-350W Subwoofer Power Amplifier...

$44.64 USD

SUB-350W Subwoofer Power Amplifier...

$44.64 USD

3 Ways Hifi Audio Signal Sources Selector Switch Box Splitter 3 Input 1 Output

China

3 Ways Hifi Audio Signal Sources...

$109.00 USD

3 Ways Hifi Audio Signal Sources...

$109.00 USD

Assembled CS8412 + NE5534 TDA1541 USB DAC optical fiber coaxial decode board

China

Assembled CS8412 + NE5534 TDA1541 USB...

$59.00 USD

Assembled CS8412 + NE5534 TDA1541 USB...

$59.00 USD

Silver amplifier chassis preamp case Power amp DIY cabinet box 430*60*300

USA

Silver amplifier chassis preamp case...

$59.00 USD

Silver amplifier chassis preamp case...

$59.00 USD

2-Way 6 In 1 Out Speaker Switch + Amplifier Selector For Amp Preamp Receiver

USA

2-Way 6 In 1 Out Speaker Switch +...

$43.00 USD

2-Way 6 In 1 Out Speaker Switch +...

$43.00 USD

Bluetooth HiFi Vacuum Tube Amplifier Stereo Class AB High-power Audio Amp NEW

USA

Bluetooth HiFi Vacuum Tube Amplifier...

$267.99 USD

Bluetooth HiFi Vacuum Tube Amplifier...

$267.99 USD

Jean Hiraga Super Class A 30W PCB Board pair, with 8 x front matched transistors

Australia

Jean Hiraga Super Class A 30W PCB...

$59.95 AUD

Jean Hiraga Super Class A 30W PCB...

$59.95 AUD

200W Bluetooth 5.0 Amplifier Board TPA3116,DAMGOO 100W+100W Audio Amp Board

USA

200W Bluetooth 5.0 Amplifier Board...

$26.24 USD

200W Bluetooth 5.0 Amplifier Board...

$26.24 USD

HDMI/MHL to IIS I2S HDMI IIS I2S Extract Audio I2S/DSD/Optical/Coaxial USA

USA

HDMI/MHL to IIS I2S HDMI IIS I2S...

$75.99 USD

HDMI/MHL to IIS I2S HDMI IIS I2S...

$75.99 USD

US 200W 5.0 Amplifier Board bluetooth 2 Channel with LC Filter Audio Amp Module

USA

US 200W 5.0 Amplifier Board bluetooth...

$20.89 USD

US 200W 5.0 Amplifier Board bluetooth...

$20.89 USD

US HiFi TPA3116 50W*2/100W*2 Digital Amplifier Board Module High Bass AMP

USA

US HiFi TPA3116 50W*2/100W*2 Digital...

$23.99 USD

US HiFi TPA3116 50W*2/100W*2 Digital...

$23.99 USD

SXG L160 LED stereo VU meter

Lithuania

SXG L160 LED stereo VU meter

$45.00 GBP

SXG L160 LED stereo VU meter

$45.00 GBP

Weiduka AC8.8 3000W 15A Advanced Audio Power Purifier Filter AC Power Socket

China

Weiduka AC8.8 3000W 15A Advanced...

$46.00 USD

Weiduka AC8.8 3000W 15A Advanced...

$46.00 USD

Bose Acoustimass Amplifier LSPS PS18 PS28 PS38 PS48 120V US 256806-1319

USA

Bose Acoustimass Amplifier LSPS PS18...

$189.99 USD

Bose Acoustimass Amplifier LSPS PS18...

$189.99 USD

Aluminum Audio Amplifier/AMP Case

USA

Aluminum Audio Amplifier/AMP Case

$65.00 USD

Aluminum Audio Amplifier/AMP Case

$65.00 USD

Remote Volume Potentiometer Audio Signal for DIY Amplifier & Infrared Control

China

Remote Volume Potentiometer Audio...

$28.69 USD

Remote Volume Potentiometer Audio...

$28.69 USD

High End Passive Preamp One IN One Out

USA

High End Passive Preamp One IN One Out

$69.95 USD

High End Passive Preamp One IN One Out

$69.95 USD

Ultra Low Noise linear power supply LPS PSU KIT 5V 9V 12V 15V 18V 24V

China

Ultra Low Noise linear power supply...

$39.60 USD

Ultra Low Noise linear power supply...

$39.60 USD

HAMMOND Tube Valve Amplifier Preamp Steel Chassis 17" Enclosure Box Walnut Panel

USA

HAMMOND Tube Valve Amplifier Preamp...

$119.95 USD

HAMMOND Tube Valve Amplifier Preamp...

$119.95 USD

First Watt F5 Turbo V2 MOSFET Kit - Matched Vishay IRFP240/IRFP9240 - 8 Pieces

USA

First Watt F5 Turbo V2 MOSFET Kit -...

$44.00 USD

First Watt F5 Turbo V2 MOSFET Kit -...

$44.00 USD

Bluetooth Remote Control Audio Volume Controller/Potentiometer - (Andorid/iOS)

China

Bluetooth Remote Control Audio Volume...

$28.95 USD

Bluetooth Remote Control Audio Volume...

$28.95 USD

Powersoft DSP-LITE USB 1-2-in / 3-out DSP for LiteMod and DigiMod Amp Modules

USA

Powersoft DSP-LITE USB 1-2-in / 3-out...

$100.00 USD

Powersoft DSP-LITE USB 1-2-in / 3-out...

$100.00 USD

Stepped attenuator 24 position, stereo,10k

France

Stepped attenuator 24 position,...

$37.00 USD

Stepped attenuator 24 position,...

$37.00 USD

Black Gate Capacitor NOS BG VK 22uF/350V set of TWO, 30 sets available! 300B WE

USA

Black Gate Capacitor NOS BG VK...

$250.00 USD

Black Gate Capacitor NOS BG VK...

$250.00 USD

HDMI/MHL To I2S IIS HDMI IIS I2S Dual-Mode Digital Audio I2S/Optical/DSD/Coaxial

China

HDMI/MHL To I2S IIS HDMI IIS I2S...

$53.15 USD

HDMI/MHL To I2S IIS HDMI IIS I2S...

$53.15 USD

VTV AMPLIFIER Stereo Hypex NC252MP NCore Amplifier 250WX2

USA

VTV AMPLIFIER Stereo Hypex NC252MP...

$559.00 USD

VTV AMPLIFIER Stereo Hypex NC252MP...

$559.00 USD

Sonance C4630 12 Channel amplifier distributed audio system

USA

Sonance C4630 12 Channel amplifier...

$158.50 USD

Sonance C4630 12 Channel amplifier...

$158.50 USD

BOSE 288391A Speaker Replacement 279424-002 **WOOFER ONLY* off PS18 II

USA

BOSE 288391A Speaker Replacement...

$39.99 USD

BOSE 288391A Speaker Replacement...

$39.99 USD

Marantz 2270 New! Receiver Front Panel Faceplate Face Plate

Germany

Marantz 2270 New! Receiver Front...

$105.90 USD

Marantz 2270 New! Receiver Front...

$105.90 USD