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7497

Used test

  • Trusted Seller
    Electrocraft E-19 Brushed DC Servo

    Electrocraft E-19 Brushed DC Servo Motor w/ Renco Encoder and Servo Amplifier

    • Manufacturer: ElectroCraft

    “Preowned, inspected, removed from working machine.”

    $220 USD
    Saint-Jean-sur-Richelieu, Canada
  • ENI 406 L Laboratory RF

    ENI 406 L Laboratory RF Amplifier, 40dB, 5W, 150kHz - 250 MHz

    • Manufacturer: ENI

    “This powers on, however, the red light does not light up when it is powered on. Item was in working condition at the time it was removed from service.” ENI 406 L Laboratory RF Amplifier, 40dB, 5W, 150kHz - 250 M...

    $900 USD
    Bergen, NY
  • Trusted Seller
    QSC CX254 4-Channel 250 Watts

    QSC CX254 4-Channel 250 Watts Professional Power Amplifier

    • Manufacturer: QSC

    “Very good condition, New Open BOX.” Number of channels: 2 | Used or new.: new Open BOX | Item tested or untested.: Tested | Power requirements.: 120V | Qty included in this sale.: 1 | Esthetic condition.: Good |...

    $498 USD
    Saint-Jean-sur-Richelieu, Canada
  • Trusted Seller
    Custom Motors ORMEC G10-AEC-900 Servo

    Custom Motors ORMEC G10-AEC-900 Servo Amplifier

    • Manufacturer: AEC

    “Custom Motors ORMEC Model G10-AEC-900 Servo Amplifier. Input 230/115VAC 1ph, Output 265/132V 3 phase, 4.9A/5.1A. Preowned, inspected, working.”

    $1,098 USD
    Saint-Jean-sur-Richelieu, Canada
  • LeCroy / Teledyne DA1855A PR2

    LeCroy / Teledyne DA1855A PR2 Dual Channel 100MHz Differential Amplifier TESTED!

    • Manufacturer: Lecroy
    • Model: DA1855A

    “Recently removed from service. Comes as pictured, in good working condition.” This listing is for one LeCroy / Teledyne DA1855A PR2 Dual Channel 100MHz Differential Amplifier. "The DA1855A is a stand-alone, hi...

    Sparks, NV
  • Trusted Seller
    Socapex SL-FMD-337P Rack Mount for

    Socapex SL-FMD-337P Rack Mount for Amplifier

    • Manufacturer: Socapex

    Mpn: SL-FMD-337P | Used or new.: Used | Item tested or untested.: Tested | Power requirements.: 120V | Qty included in this sale.: 1 | Esthedic condition.: Good | Shipping dimension/weight: 9" x 19" x 9"/5kg | M...

    $366 USD
    Saint-Jean-sur-Richelieu, Canada
  • Agilent/Keysight 83059K

    Agilent/Keysight 83059K

    • Manufacturer: Agilent - Keysight
    • Model: 83059K

    The Keysight 83059K adapter kit includes the 83059A 3.5-mm male adapter, the 83059B 3.5-mm female adapter, and the 83059C 3.5-mm male to 3.5-mm female adapter. Superior RF Performance Low SWR Excellent repeatabil...

    Farmingdale, NJ
  • APS Dynamics 114 Power Amplifier

    APS Dynamics 114 Power Amplifier Acoustic Power Systems Dual mode Amplifier

    • Manufacturer: Acoustic Power Systems

    “Used Good Working” APS Dynamics 114 Power Amplifier Acoustic Power Systems Dual mode Amplifier APS Dynamics 114 Power Amplifier Acoustic Power Systems Dual mode Amplifier Condition: Used Good working

    $1,450 USD
    York, SC
  • Amplifier Research ATE10K30M-1

    Amplifier Research ATE10K30M-1

    • Manufacturer: Amplifier Research

    Amplifier Research ATE10K30M-1 E-Field Generator 10 kHz – 30 MHz 3kW Broadband High Power For uniformity between the Elements Wideband Frequency Range Ideal for use in Susceptibility Testing Up to 200 V/M between...

    $26,198 USD

    Get financing

    Est. $493/mo

    Farmingdale, NJ
  • Tektronix AM503S

    Tektronix AM503S

    • Manufacturer: Tektronix
    • Model: AM503S

    The AM503S Current Probe System is the most versatile current measurement system available. Since the probes incorporate both a transformer and a Hall Effect device, broadband AC/DC current can be measured simult...

    $1,363 USD
    Farmingdale, NJ
  • Frequency Devices VX8PFFA

    Frequency Devices VX8PFFA

    • Manufacturer: Frequency Devices

    8 Channel Filter, Amplifier Module As-is: Unit Sold AS-IS | Cal: Calibration Available

    $2,095 USD
    Farmingdale, NJ
  • MCL MX9000-VKU2455B8

    MCL MX9000-VKU2455B8

    • Manufacturer: MCL

    Klystron Amplifier, 13.75-14.5 KU High Band As-is: Unit Sold AS-IS | Cal: Calibration Available

    $10,448 USD

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    Est. $205/mo

    Farmingdale, NJ
  • Trusted Seller
    Aerotech BA10-160 Servo Amplifier Output

    Aerotech BA10-160 Servo Amplifier Output 80-320VAC - 1360W - Input 56-115VAC

    • Manufacturer: Arix

    “Inspected and guaranteed to work Servo Amplifier, backed by 120-Day Warranty.” You Will Receive: - Aerotech BA10-160 Servo Amplifier - 120-Day Warranty Specifications: 120 DAY WARRANTY This instrument is backed ...

    $288 USD
    Cridersville, OH
  • JDS Uniphase MAPO+1E15520FP00

    JDS Uniphase MAPO+1E15520FP00

    • Manufacturer: JDSU - Viavi - Acterna

    Amplifier type: Booster | Wavelength range: 1528-1565 nm, C-Band | Saturated output power: 17 dBm | Pdl (max): 0.2 dB | Pmd (max): 0.4ps | Connectors: FC/PC | As-is: Unit Sold AS-IS | Cal: Calibration Available

    $2,620 USD
    Farmingdale, NJ
  • Amplifier Research AT-3000

    Amplifier Research AT-3000

    • Manufacturer: Amplifier Research

    E-Field Generator 10 kHz – 30 MHz 3kW Cal: Calibration Available | As-is: Unit Sold AS-IS

    $14,950 USD

    Get financing

    Est. $294/mo

    Farmingdale, NJ
56789

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.