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Used Amplifiers

  • Trusted Seller
    St. Jude Medical Ensite Velocity

    St. Jude Medical Ensite Velocity Amplifier EE3000

    • Manufacturer: St. Jude Medical
    • Model: EE3000

    Powers on unable to fully test. Minor scratches

    $2,000 USD
    Elkin, NC
  • Trusted Seller
    Keyence Digital Laser Sensor Amplifier

    Keyence Digital Laser Sensor Amplifier LV-N11CP New In Box

    • Manufacturer: Keyence

    You are buying one (1) Keyence digital laser amplifier LV-N11CP. It is new in box. I have four of these and will give you a discount if you buy more than one.

    $269 USD
    Austinville, VA
  • Trusted Seller
    Amplifier Research 25W1000A

    Amplifier Research 25W1000A

    • Manufacturer: Amplifier Research
    • Model: 25W1000A

    1 MHz to 1 GHz 25 Watt Broadband RF Power Amplifier The Amplifier Research 25W1000A is a Broadband RF Amplifier. The 25W1000A has a frequency response of 1 MHz to 1000 MHz. The Amplifier Research 25W1000A has an ...

    Cary, NC
  • Electro-Craft BRU-Series Servo Amplifier 9101-1669

    Electro-Craft BRU-Series Servo Amplifier 9101-1669 Universal Instrument 47621601

    • Manufacturer: ElectroCraft

    Electro-Craft Servo Amplifier Model: 47621601 Part# 9101-1669 4Tech Electronics Contact Info To find out about current specials or package deals please send us a email or give us a call. Payment Policy Payment mu...

    $600 USD
    Webberville, MI
  • Trusted Seller
    Amplifier Research 100LM9

    Amplifier Research 100LM9

    • Manufacturer: Amplifier Research
    • Model: 100LM9

    1 MHz to 200 MHz 150 Watt RF Power Amplifier The Amplifier Research 100LM9 RF Power Amplifier delivers 150 Watts of CW Power into 50 Ohms from 1 MHz to 200 MHz. Amplifier Research 100LM9 Features Power Output: 15...

    Cary, NC
  • Trusted Seller
    Amplifier Research 150A100B

    Amplifier Research 150A100B

    • Manufacturer: Amplifier Research
    • Model: 150A100B

    10 kHz to 100 MHz 150 Watt RF Power Amplifier The Amplifier Research 150A100B amplifier is a self-contained, broadband unit designed for laboratory applications where instantaneous bandwidth, high gain and modera...

    Cary, NC
  • Trusted Seller
    Bregenhorn-Bütow TRF50/10 Servo Amplifier Assembly

    Bregenhorn-Bütow TRF50/10 Servo Amplifier Assembly Used

    • Manufacturer: Bregenhorn-Bütow

    This is a used Bregenhorn-Bütow Servo Amplifier Assembly. Save thousands and buy used from Green Industrial today!

    $500 USD
    Belgium, WI
  • Trusted Seller
    Bosch Amplifier Card 0 811

    Bosch Amplifier Card 0 811 405 098 QV45 with Murr 4000-63011-4253200 Holder

    • Manufacturer: Bosch

    You are buying one (1) Bosch Amplifier Card 0 811 405 098 QV45 with Murr 4000-63011-4253200 Din Mounted Holder. It was taken from an electrical control panel that was never installed.

    $1,159 USD
    Austinville, VA
  • Trusted Seller
    Amplifier Research 1W1000

    Amplifier Research 1W1000

    • Manufacturer: Amplifier Research
    • Model: 1W1000

    100 kHz to 1000 MHz 1 Watt RF Power Amplifier The Amplifier Research 1W1000 is a broadband, solid-state amplifier rated from 100 kHz to 1000 MHz. CW linear power is 1 watt minimum. The 1W1000 features instantaneo...

    Cary, NC
  • Trusted Seller
    Amplifier Research 150L

    Amplifier Research 150L

    • Manufacturer: Amplifier Research
    • Model: 150L

    10 kHz to 220 MHz 200 Watt RF Power Amplifier The Amplifier Research 150L 10 kHz to 220 MHz 200 Watt RF Power Amplifier is a self contained, broadband amplifier intended for laboratory applications where instanta...

    Cary, NC
  • Trusted Seller
    Amplifier Research 10U1000

    Amplifier Research 10U1000

    • Manufacturer: Amplifier Research
    • Model: 10U1000

    Low Power RF Amplifier, "U" Series- 10 Watt CW, 10 kHz - 1000 MHz Key Features and Specifications Amplifier Research 10U1000Â Low Power RF Amplifier, "U" Series- 10 Watt CW, 10 kHz - 1000 MHz 10 Watts CW 10kHz-10...

    Cary, NC
  • Trusted Seller
    Amplifier Research 5000A225

    Amplifier Research 5000A225

    • Manufacturer: Amplifier Research
    • Model: 5000A225

    10 kHz to 225 MHz 5 kWatt High Power RF Amplifier Amplifier Research 5000A225 10 kHz to 225 MHz 5 kWatt High Power RF Amplifier and other Amplifiers Above 1 MHz up to 1 GHz / Over 500 Watts for sale at Test Equip...

    Cary, NC
  • Trusted Seller
    Amplifier Research 25A250A

    Amplifier Research 25A250A

    • Manufacturer: Amplifier Research
    • Model: 25A250A

    10 kHz to 250 MHz 25 Watt Low Power RF Amplifier Amplifier Research 25A250A 10 kHz to 250 MHz 25 Watt Low Power RF Amplifier and other Amplifiers Above 1 MHz up to 1 GHz / Over 10 up to 50 Watts for sale at Test ...

    Cary, NC
  • Trusted Seller
    Amplifier Research 2500A225

    Amplifier Research 2500A225

    • Manufacturer: Amplifier Research
    • Model: 2500A225

    10 kHz to 225 MHz 2.5 kWatt High Power RF Amplifier Amplifier Research 2500A225 10 kHz to 225 MHz 2.5 kWatt High Power RF Amplifier and other Amplifiers Above 1 MHz up to 1 GHz / Over 500 Watts for sale at Test E...

    Cary, NC
  • Trusted Seller
    Amplifier Research 150A220

    Amplifier Research 150A220

    • Manufacturer: Amplifier Research
    • Model: 150A220

    10 kHz to 220 MHz 150 Watt Broadband RF Power Amplifier Amplifier Research 150A220 10 kHz to 220 MHz 150 Watt Broadband RF Power Amplifier and other Amplifiers Above 1 MHz up to 1 GHz / Over 50 up to 500 Watts fo...

    Cary, NC
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    Tektronix 7A12 Amplifier

    • Manufacturer: Tektronix
    • Model: 7A12

    Good condition Tektronix 7A12 Amplifiers. Located in France and other countries. Click request price for more information.

    France
2223242526

Overview

Amplifiers are electronic devices used to increase the power, voltage, or current of a signal. They are commonly used in audio systems to boost sound signals, ensuring clear and powerful audio output for entertainment systems, musical instruments, and professional audio equipment. They come in various types and sizes, catering to different needs from home audio systems to large concert venues.

FAQ

What should I consider when buying a used amplifier?

Consider the amplifier's power output, compatibility with your existing audio equipment, its condition, and brand reputation. Check for any signs of wear, damage, or previous repairs.

How do I ensure the amplifier is shipped safely to my location?

Use a reputable shipping service with experience in handling electronic equipment. Ensure the amplifier is properly packaged with adequate padding and protection from static and moisture.

What is the maintenance schedule for an amplifier?

Regular maintenance includes dusting the exterior, checking connections, and ensuring proper ventilation. Periodically, have a professional inspect the internal components for any signs of wear or damage.