Test Equipment Power Amplifiers | Surplus Network

DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp Board

DC 12V-24V Low-pass Filter NE5532...

$4.99 USD

DC 12V-24V Low-pass Filter NE5532...

$4.99 USD

Bluetooth 4.0 2X120W Audio Receiver Digital Amplifier Board+Acrylic shell Case

Bluetooth 4.0 2X120W Audio Receiver...

$4.99 USD

Bluetooth 4.0 2X120W Audio Receiver...

$4.99 USD

Dexter Research Center - 1010 Low Noise Amplifier

Dexter Research Center - 1010 Low...

$32.50 USD

Dexter Research Center - 1010 Low...

$32.50 USD

HP Hewlett Packard 467A Power Amplifier Supply

HP Hewlett Packard 467A Power...

$100.00 USD

HP Hewlett Packard 467A Power...

$100.00 USD

RELIANCE,0-49013-4,OPERATIONAL AMPLIFIER CARDPAK REFURBISHED SEALED

RELIANCE,0-49013-4,OPERATIONAL...

$100.00 USD

RELIANCE,0-49013-4,OPERATIONAL...

$100.00 USD

IRS2092S 500W Mono Channel Digital Amplifier Class D HIFI Power Amp Board + FAN

IRS2092S 500W Mono Channel Digital...

$8.08 USD

IRS2092S 500W Mono Channel Digital...

$8.08 USD

TPA3116D2 2X120W Bluetooth 4.0 Audio Receiver Digital Amplifier Board Case

TPA3116D2 2X120W Bluetooth 4.0 Audio...

$5.78 USD

TPA3116D2 2X120W Bluetooth 4.0 Audio...

$5.78 USD

Fanuc A06B-6058-H331 Servo Amplifier Triple Axis A06B6058H331 - USED

Fanuc A06B-6058-H331 Servo Amplifier...

$249.00 USD

Fanuc A06B-6058-H331 Servo Amplifier...

$249.00 USD

TDA7492P Wireless Bluetooth 4.0 Audio Receiver Digital Amplifier Board 25W+25W S

TDA7492P Wireless Bluetooth 4.0 Audio...

$12.74 USD

TDA7492P Wireless Bluetooth 4.0 Audio...

$12.74 USD

HIFI TPA3116 Bluetooth 5.0 High Power Digital Amplifier Stereo Board 100W+100W

HIFI TPA3116 Bluetooth 5.0 High Power...

$23.82 USD

HIFI TPA3116 Bluetooth 5.0 High Power...

$23.82 USD

EG&G 5209 SINGLE PHASE LOCK-IN AMPLIFIER - FREE SHIPPING

EG&G 5209 SINGLE PHASE LOCK-IN...

$199.00 USD

EG&G 5209 SINGLE PHASE LOCK-IN...

$199.00 USD

RF Biaser Bias Tee 10MHz-6GHz Amplifier LNA Low Noise For HAM Radio RTL SDR

RF Biaser Bias Tee 10MHz-6GHz...

$1.72 USD

RF Biaser Bias Tee 10MHz-6GHz...

$1.72 USD

HP E1752A Pulse Distribution Amplifier 75000 Series C

HP E1752A Pulse Distribution...

$70.00 USD

HP E1752A Pulse Distribution...

$70.00 USD

HP E1752A Pulse Distribution Amplifier 75000 Series C

HP E1752A Pulse Distribution...

$70.00 USD

HP E1752A Pulse Distribution...

$70.00 USD

5PCS 2 Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V

5PCS 2 Channels 3W Digital power...

$2.15 USD

5PCS 2 Channels 3W Digital power...

$2.15 USD

OEP30Wx2 Audio Module Class D Digital Power Amplifier Board Replace TDA8932

OEP30Wx2 Audio Module Class D Digital...

$3.94 USD

OEP30Wx2 Audio Module Class D Digital...

$3.94 USD

NEW TDA2030A Electronic Audio Power Amplifier Board Module Mono 18W DC 9-24V

NEW TDA2030A Electronic Audio Power...

$0.99 USD

NEW TDA2030A Electronic Audio Power...

$0.99 USD

DC 3-6V TDA1308 Stereo Headphone Amplifier Board Module Preamplifier For Arduino

DC 3-6V TDA1308 Stereo Headphone...

$0.99 USD

DC 3-6V TDA1308 Stereo Headphone...

$0.99 USD

IRS2092S 500W Mono Channel Amplifier Class D HIFI Power Amp Board With 4010 FAN

IRS2092S 500W Mono Channel Amplifier...

$0.99 USD

IRS2092S 500W Mono Channel Amplifier...

$0.99 USD

PAM8403 DC 5V Mini Power Audio Amplifier Board 2-Channel 3W+3W Volume USB Power

PAM8403 DC 5V Mini Power Audio...

$0.99 USD

PAM8403 DC 5V Mini Power Audio...

$0.99 USD

1PCS 12V PAM8610 2*15W Dual channel Stereo Class Digital Amplifier Board

1PCS 12V PAM8610 2*15W Dual channel...

$0.99 USD

1PCS 12V PAM8610 2*15W Dual channel...

$0.99 USD

Lot Of 2: Pico Macom CA-30RK1000 1GHz/PHC-12G 1GHz Broadband Passive Headend

Lot Of 2: Pico Macom CA-30RK1000...

$49.99 USD

Lot Of 2: Pico Macom CA-30RK1000...

$49.99 USD

INTERSTATE ELECTRONICS F-53 FUNCTION GENERATOR

INTERSTATE ELECTRONICS F-53 ...

$49.99 USD

INTERSTATE ELECTRONICS F-53 ...

$49.99 USD

Mitsubishi MR-J3-40B Servo Amplifier Drive, 400W - USED

Mitsubishi MR-J3-40B Servo Amplifier...

$49.99 USD

Mitsubishi MR-J3-40B Servo Amplifier...

$49.99 USD

1PCS DC 5V PAM8403 USB Power Digital Audio AMP Amplifier Board 3W 4 Channel

1PCS DC 5V PAM8403 USB Power Digital...

$1.49 USD

1PCS DC 5V PAM8403 USB Power Digital...

$1.49 USD

2pcs 60W 2 Way Speaker Crossover Board Bass Tweeter Frequency Divider

2pcs 60W 2 Way Speaker Crossover...

$5.39 USD

2pcs 60W 2 Way Speaker Crossover...

$5.39 USD

Klotz Digital Varizone Module w/ 2x V2305 Line Interface Modules 48V

Klotz Digital Varizone Module w/ 2x...

$284.99 USD

Klotz Digital Varizone Module w/ 2x...

$284.99 USD

HR-8 PAR Lock-In Amplifier Type D Preamplifier Unknown condition Princeton

HR-8 PAR Lock-In Amplifier Type D...

$140.00 USD

HR-8 PAR Lock-In Amplifier Type D...

$140.00 USD

PAR PRINCETON APPLIED RESEARCH LOCK-IN AMPLIFIER HR-8 & TYPE A PREAMP

PAR PRINCETON APPLIED RESEARCH...

$250.00 USD

PAR PRINCETON APPLIED RESEARCH...

$250.00 USD

Comtech EF Data Ku-Band Outdoor Power Amplifier Block Up Converter 10357-18

Comtech EF Data Ku-Band Outdoor Power...

$149.99 USD

Comtech EF Data Ku-Band Outdoor Power...

$149.99 USD

Advanced Motion Controls 30A20ACW Brush Type PWM Servo Amplifier, 30-125Vac

Advanced Motion Controls 30A20ACW...

$149.99 USD

Advanced Motion Controls 30A20ACW...

$149.99 USD

COMTECH PST AR8829-10 SOLID STATE HIGH POWER AMPLIFIER 800 - 2000 MHZ 10 WATTS

COMTECH PST AR8829-10 SOLID STATE...

$348.99 USD

COMTECH PST AR8829-10 SOLID STATE...

$348.99 USD

NEW DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp Board

NEW DC 12V-24V Low-pass Filter NE5532...

$4.97 USD

NEW DC 12V-24V Low-pass Filter NE5532...

$4.97 USD

NE5532 OP-AMP HIFI Preamplifier Signal Amplification Board For Bluetooth Pre-amp

NE5532 OP-AMP HIFI Preamplifier...

$2.40 USD

NE5532 OP-AMP HIFI Preamplifier...

$2.40 USD

^^ HUGHES TWT Traveling Wave Tube RF Amplifier- 8.0 TO 12.4 GHZ - (AWQ62)

^^ HUGHES TWT Traveling Wave Tube RF...

$375.00 USD

^^ HUGHES TWT Traveling Wave Tube RF...

$375.00 USD

RF Power Amplifier 10MHz - 1 GHz 1 W, low noise Gain: 34dB min TESTED! US Made

RF Power Amplifier 10MHz - 1 GHz 1 W,...

$995.00 USD

RF Power Amplifier 10MHz - 1 GHz 1 W,...

$995.00 USD

Honeywell R7289A 1004 Plug-In Rectification Amplifier 2-4 Sec Flame Response NOS

Honeywell R7289A 1004 Plug-In...

$59.98 USD

Honeywell R7289A 1004 Plug-In...

$59.98 USD

Advanced Motion Controls 30A20ACT Brush Type PWM Servo Amplifier, 30-125Vac

Advanced Motion Controls 30A20ACT...

$249.99 USD

Advanced Motion Controls 30A20ACT...

$249.99 USD

Eg&g PAR Princeton Applied Research 124A Lock-In Amplifier w/ 185 Preamp AS IS

Eg&g PAR Princeton Applied Research...

$249.99 USD

Eg&g PAR Princeton Applied Research...

$249.99 USD

Fireye MEUV1 UV Amplifier Module, FFRT 0.8 Sec Max, 4-10VDC - NEW

Fireye MEUV1 UV Amplifier Module,...

$87.99 USD

Fireye MEUV1 UV Amplifier Module,...

$87.99 USD

5Pcs Mini HXJ8002 Power Audio Voice Amplifier Board Module Replace PAM8403

5Pcs Mini HXJ8002 Power Audio Voice...

$1.99 USD

5Pcs Mini HXJ8002 Power Audio Voice...

$1.99 USD

NE5532 Preamp Pre-amplifier Tone Board DIY Kits Treble Alto Bass Volume Control

NE5532 Preamp Pre-amplifier Tone...

$5.55 USD

NE5532 Preamp Pre-amplifier Tone...

$5.55 USD

TPA3118 Bluetooth Receiver Stereo Digital Power Amplifier 30W+30W 12v 24v Car

TPA3118 Bluetooth Receiver Stereo...

$6.97 USD

TPA3118 Bluetooth Receiver Stereo...

$6.97 USD

1 JBL C55 cabient with no speaker or anothers for jensen or marantz amplifier #2

1 JBL C55 cabient with no speaker or...

$1,549.99 USD

1 JBL C55 cabient with no speaker or...

$1,549.99 USD

ENI 500 LA RF Power Amplifier 1.5 - 520 Mhz , 27 db Gain , ENI 500LA

ENI 500 LA RF Power Amplifier 1.5 -...

$299.00 USD

ENI 500 LA RF Power Amplifier 1.5 -...

$299.00 USD

Bruel & Kjaer Noise Generator Type 1405

Bruel & Kjaer Noise Generator Type 1405

$299.00 USD

Bruel & Kjaer Noise Generator Type 1405

$299.00 USD

EIN Model 300L RF Power Amplifier, 250kHz-110MHz

EIN Model 300L RF Power Amplifier,...

$299.00 USD

EIN Model 300L RF Power Amplifier,...

$299.00 USD

CENTELLAX OA4MVM4 43Gb/s Modulator Driver Amplifier 27dB Gain to 45GHz

CENTELLAX OA4MVM4 43Gb/s Modulator...

$729.00 USD

CENTELLAX OA4MVM4 43Gb/s Modulator...

$729.00 USD

NEW Whelen Siren Speaker Chrome Bumper Mount 2803798, Model SP123DB

NEW Whelen Siren Speaker Chrome...

$380.00 USD

NEW Whelen Siren Speaker Chrome...

$380.00 USD

5PCS PAM8403 Audio Module 2 Channel Digital USB Power Class D Amplifier Board 3W

5PCS PAM8403 Audio Module 2 Channel...

$1.18 USD

5PCS PAM8403 Audio Module 2 Channel...

$1.18 USD

2/5/10PCS Voice Amplifier Module Mini Audio HXJ8002 Power Board Replace PAM8403

2/5/10PCS Voice Amplifier Module Mini...

$1.18 USD

2/5/10PCS Voice Amplifier Module Mini...

$1.18 USD

RELIANCE,0-49013-4,OPERATIONAL AMPLIFIER CARDPAK NOS

RELIANCE,0-49013-4,OPERATIONAL...

$125.00 USD

RELIANCE,0-49013-4,OPERATIONAL...

$125.00 USD

Digital IRS2092S 250W 500W Mono Channel Amplifier HIFI Power Amp Board + FAN

Digital IRS2092S 250W 500W Mono...

$1.44 USD

Digital IRS2092S 250W 500W Mono...

$1.44 USD

DC5V-12V TDA2822 Dual Channel Stereo Mini Audio Power Amplifier Board AMP Module

DC5V-12V TDA2822 Dual Channel Stereo...

$2.95 USD

DC5V-12V TDA2822 Dual Channel Stereo...

$2.95 USD

Used Amplifier Research 100L RF Power Amplifier Serial No. 4692 I1

Used Amplifier Research 100L RF Power...

$2,499.99 USD

Used Amplifier Research 100L RF Power...

$2,499.99 USD

Mitsubiishi MR-J3-70B Servo Amplifier Drive, 750W - USED

Mitsubiishi MR-J3-70B Servo Amplifier...

$109.99 USD

Mitsubiishi MR-J3-70B Servo Amplifier...

$109.99 USD

AC 12V Dual Power Supply Microphone Amplifier Module XH-M173 PT2399 For Karaoke

AC 12V Dual Power Supply Microphone...

$5.72 USD

AC 12V Dual Power Supply Microphone...

$5.72 USD

AD8572 Differential Amplifier Module Voltage Signal Amplifier 3-5.5V 15-20m

AD8572 Differential Amplifier Module...

$3.79 USD

AD8572 Differential Amplifier Module...

$3.79 USD

Milliwave OS5PO RF Microwave Downconverter 25.5 GHz-26.5GHz +12V

Milliwave OS5PO RF Microwave...

$59.95 USD

Milliwave OS5PO RF Microwave...

$59.95 USD

Agilent N3304A 300W 0-60V 0-60A Electronic Load Module - Tested with Warranty

Agilent N3304A 300W 0-60V 0-60A...

$725.00 USD

Agilent N3304A 300W 0-60V 0-60A...

$725.00 USD

ENI 411LA RF Power Amplifier 150 Khz - 300 Mhz , 10 Watts , 40 db Gain , Tested

ENI 411LA RF Power Amplifier 150 Khz...

$1,500.00 USD

ENI 411LA RF Power Amplifier 150 Khz...

$1,500.00 USD

4A EMI Power Filter Board For Pre-Amp Amplifier DAC Headphone DIY Kits

4A EMI Power Filter Board For Pre-Amp...

$3.31 USD

4A EMI Power Filter Board For Pre-Amp...

$3.31 USD

ENI 406L RF Power Amplifier 150 Khz - 250 Mhz , 5 Watts , 40 db Gain , Tested

ENI 406L RF Power Amplifier 150 Khz -...

$1,200.00 USD

ENI 406L RF Power Amplifier 150 Khz -...

$1,200.00 USD

HP Hewlett Packard 467A Power Amplifier Supply

HP Hewlett Packard 467A Power...

$201.96 USD

HP Hewlett Packard 467A Power...

$201.96 USD

1PC New For Fuji 6MBP15XSF060-50 6MBP20XSF060-50 IPM Power Module

1PC New For Fuji 6MBP15XSF060-50...

$24.75 USD

1PC New For Fuji 6MBP15XSF060-50...

$24.75 USD

3EE Tektronix 11A33 150-MHz Differential Comparator Amplifier

3EE Tektronix 11A33 150-MHz...

$185.00 USD

3EE Tektronix 11A33 150-MHz...

$185.00 USD

Fireye MEUV1 UV Amplifier Module, FFRT 0.8 Sec Max, 4-10VDC - NEW Open Box

Fireye MEUV1 UV Amplifier Module,...

$96.00 USD

Fireye MEUV1 UV Amplifier Module,...

$96.00 USD

Modicon DR-1020-000, 20A Servo Drive DR1020000 - USED

Modicon DR-1020-000, 20A Servo Drive ...

$279.99 USD

Modicon DR-1020-000, 20A Servo Drive ...

$279.99 USD

2*30W DC 8-26V 2 Channel Digital Audio Power Amplifier Board Audio Module

2*30W DC 8-26V 2 Channel Digital...

$2.05 USD

2*30W DC 8-26V 2 Channel Digital...

$2.05 USD

Whelen Alpha-SL 100W Siren Amplifier 01-086A664-02

Whelen Alpha-SL 100W Siren Amplifier...

$119.00 USD

Whelen Alpha-SL 100W Siren Amplifier...

$119.00 USD

Mini-Circuits TVA-R5-13A+ RF High Power Amplifier 0.5-1000 MHz 50Ω

Mini-Circuits TVA-R5-13A+ RF High...

$1,949.99 USD

Mini-Circuits TVA-R5-13A+ RF High...

$1,949.99 USD

Fanuc A06B-6114-H104 Servo Amplifier Module240v Output - USED

Fanuc A06B-6114-H104 Servo Amplifier...

$299.99 USD

Fanuc A06B-6114-H104 Servo Amplifier...

$299.99 USD

10 Agilent HP Lot 6600A 6627A 6652A 6623A 6654A 6573A Power Supply Parts Lot

10 Agilent HP Lot 6600A 6627A 6652A...

$300.00 USD

10 Agilent HP Lot 6600A 6627A 6652A...

$300.00 USD

^^ HUGHES TWT Traveling Wave Tube RF Amplifier- 10.5 TO 18 GHZ - (AWQ63)

^^ HUGHES TWT Traveling Wave Tube RF...

$300.00 USD

^^ HUGHES TWT Traveling Wave Tube RF...

$300.00 USD

5PCS 2 Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V

5PCS 2 Channels 3W Digital power...

$8.19 USD

5PCS 2 Channels 3W Digital power...

$8.19 USD

PAM8610 12V 2x15W AMP Amplifier Board Mini HIFI Digital Audio Replace TA2024

PAM8610 12V 2x15W AMP Amplifier Board...

$5.18 USD

PAM8610 12V 2x15W AMP Amplifier Board...

$5.18 USD

NEW Trio TA-100WA TA100WA Power Amplifier

NEW Trio TA-100WA TA100WA Power...

$76.39 USD

NEW Trio TA-100WA TA100WA Power...

$76.39 USD

Fanuc A06B-6096-H207 Servo Amplifier Module - USED

Fanuc A06B-6096-H207 Servo Amplifier...

$995.36 USD

Fanuc A06B-6096-H207 Servo Amplifier...

$995.36 USD

Keyence,ES-12AC-U,Proximity Switch Amplifier NOS

Keyence,ES-12AC-U,Proximity Switch...

$30.00 USD

Keyence,ES-12AC-U,Proximity Switch...

$30.00 USD

ETM 400W Ku Band TWT Amplifier / Amplifier 400 Watt (WVK79)

ETM 400W Ku Band TWT Amplifier /...

$1,875.00 USD

ETM 400W Ku Band TWT Amplifier /...

$1,875.00 USD

IFM DN0220 Switching Amplifier With PNP or NPN Control New #

IFM DN0220 Switching Amplifier With...

$230.63 USD

IFM DN0220 Switching Amplifier With...

$230.63 USD

IFM EFECTOR, OO5000, OOF-FPKG/M12/KL2, FIBER OPTIC AMPLIFIER, F0246

IFM EFECTOR, OO5000,...

$357.95 USD

IFM EFECTOR, OO5000,...

$357.95 USD

2PCS Power Supply TDA2030 Audio Amplifier Board Module TDA2030A 6-12V Single

2PCS Power Supply TDA2030 Audio...

$1.51 USD

2PCS Power Supply TDA2030 Audio...

$1.51 USD

LECROY DA1855A RM SINGLE CHANNEL DIFFERENTIAL AMPLIFIER w/ POWER CORD

LECROY DA1855A RM SINGLE CHANNEL...

$588.74 USD

LECROY DA1855A RM SINGLE CHANNEL...

$588.74 USD

Acrodyne RF Signal Converter Model No. 24106601-505 Rack Mountable -Working Pull

Acrodyne RF Signal Converter Model...

$197.99 USD

Acrodyne RF Signal Converter Model...

$197.99 USD

NE5532 Dynamic Microphone Stereo Preamp Amplifier Board DIY DC9-24V AC8-16V

NE5532 Dynamic Microphone Stereo...

$2.52 USD

NE5532 Dynamic Microphone Stereo...

$2.52 USD

DC 3V or 6V to 18V TDA7297 TDA7266 5-15W Power Amplifier Module Double Channel

DC 3V or 6V to 18V TDA7297 TDA7266...

$3.14 USD

DC 3V or 6V to 18V TDA7297 TDA7266...

$3.14 USD

Thermo Scientific Low Power Controller for PackEye Detector FHT681 Amplifier

Thermo Scientific Low Power...

$139.99 USD

Thermo Scientific Low Power...

$139.99 USD

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

TPA3116D2 120W*2 Wireless Bluetooth...

$12.88 USD

TPA3116D2 120W*2 Wireless Bluetooth...

$12.88 USD

IRS2092S 500W Mono Channel Digital Amplifier Class D HIFI Power Amp Board + FAN

IRS2092S 500W Mono Channel Digital...

$9.55 USD

IRS2092S 500W Mono Channel Digital...

$9.55 USD

TPA3118 Bluetooth Receiver Stereo Digital Power Amplifier 30W+30W 12v 24v Car DP

TPA3118 Bluetooth Receiver Stereo...

$6.99 USD

TPA3118 Bluetooth Receiver Stereo...

$6.99 USD

TPA3116D2 TPA3116DA 100W/120WX2 Bluetooth 4.0 Audio Receiver Digital Amplifier F

TPA3116D2 TPA3116DA 100W/120WX2...

$5.37 USD

TPA3116D2 TPA3116DA 100W/120WX2...

$5.37 USD

TPA3118 Bluetooth Receiver Stereo Digital Power Amplifier 30W+30W 12v 24v Car T

TPA3118 Bluetooth Receiver Stereo...

$7.73 USD

TPA3118 Bluetooth Receiver Stereo...

$7.73 USD

NE5532 OP-AMP HIFI Preamplifier Signal Amplification Board for Bluetooth Pre-amp

NE5532 OP-AMP HIFI Preamplifier...

$2.67 USD

NE5532 OP-AMP HIFI Preamplifier...

$2.67 USD

1Pcs 4A EMI Power Filter Board For Pre-Amp Amplifier DAC Headphone DIY Kits

1Pcs 4A EMI Power Filter Board For...

$2.98 USD

1Pcs 4A EMI Power Filter Board For...

$2.98 USD

Mitsubishi MR-J3-20B Servo Amplifier Drive - USED

Mitsubishi MR-J3-20B Servo Amplifier...

$59.99 USD

Mitsubishi MR-J3-20B Servo Amplifier...

$59.99 USD

TPA3118 HI-FI Stereo Bluetooth Digital Power Amplifier Board w/ Remote Control

TPA3118 HI-FI Stereo Bluetooth...

$10.68 USD

TPA3118 HI-FI Stereo Bluetooth...

$10.68 USD

DC 3v 5v TDA2822M Micro Mini Audio Power Amplifier Board Mono Channel Module

DC 3v 5v TDA2822M Micro Mini Audio...

$2.45 USD

DC 3v 5v TDA2822M Micro Mini Audio...

$2.45 USD

TPA3116D2 120W+120W Bluetooth 4.0 Audio Receiver Digital Amplifier Board Case

TPA3116D2 120W+120W Bluetooth 4.0...

$5.05 USD

TPA3116D2 120W+120W Bluetooth 4.0...

$5.05 USD

NEW 5.1 Preamplifier Tone independent Channel Volume 6 Way Bass Frequency

NEW 5.1 Preamplifier Tone independent...

$9.83 USD

NEW 5.1 Preamplifier Tone independent...

$9.83 USD