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Used signal & spectrum analyzers

  • Agilent/Keysight 8449B

    Agilent/Keysight 8449B

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8449B

    The Agilent 8449B microwave preamplifier is a high-gain, low-noise preamplifier that provides additional sensitivity for any RF/microwave spectrum analyzer for detection and analysis of very low signals. The impr...

    $3,880 USD
    Farmingdale, NJ
  • Lecroy DA1822A

    Lecroy DA1822A

    • used

    • Manufacturer: Lecroy
    • Model: DA1822A

    Lecroy DA1822A The DA1822A is a stand-alone, high-performance 10 MHz differential amplifier. It is intended to act as a signal conditioning preamplifier for oscilloscopes and network and spectrum analyzers, provi...

    $4,997 USD
    Farmingdale, NJ
  • Agilent/Keysight 87405C

    Agilent/Keysight 87405C

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 87405C

    Exceptional gain (25 dB) and flatness (±1.5 dB) combined with a probe-power bias connection which eliminates the need for an additional DC power supply, makes these preamplifiers the ideal choice for spectrum ana...

    Farmingdale, NJ
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    Agilent/Keysight 8449A

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8449A

    The Agilent HP 8449 Preamplifiers are low-noise, high-gain amplifiers that are connected between a signal source and the RF input of any spectrum analyzer. The combination of high gain and low noise figures enabl...

    Farmingdale, NJ
  • Burleigh DA-100 Detector Amplifier

    Burleigh DA-100 Detector Amplifier

    • used

    • Manufacturer: Burleigh

    Burleigh DA-100 Detector Amplifier, SA Plus and TL Series Fabry Perot Laser Spectrum Analyzer. It is to be used with other equipment from TL and SA Series. Specifications of DA-100 Minimum detectable power (Silic...

    Gatineau, Canada
  • LeCroy / Teledyne DA1855A PR2

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

    • used

    • 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
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    Tektronix 1405

    • used

    • Manufacturer: Tektronix
    • Model: 1405

    NTSC TV Sideband Adapter The 1405 Sideband Adapter works with 271X Series Spectrum Analyzers to analyze the sideband and in-band response of a television transmitter. It generates a composite video signal, the pi...

    Cary, NC
  • Trusted Seller
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    Preamble 1855

    • used

    • Manufacturer: Preamble

    100 MHz Differential Amplifier The 1850 and 1855 are stand-alone high performance 100 MHz differential amplifiers. They are intended to act as signal conditioning preamplifiers for oscilloscopes, digitizers, netw...

    Cary, NC
  • Trusted Seller
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    Keysight (Agilent) 8447A

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8447A

    Solid State Preamplifier, 100 kHz to 400 MHz The Agilent 8447A is a low-noise, high gain amplifier used to improve the sensitivity of counters, spectrum analyzers, RF voltmeters, EMI meters, power meters and othe...

    Cary, NC
  • Trusted Seller
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    Keysight (Agilent) 8447D

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8447D

    Preamplifier,RF, 100 kHz to 1.3 GHz, 25 dB Gain, +7 dBm P-1dB The Agilent 8447D is a low-noise, high gain amplifier used to improve the sensitivity of counters, spectrum analyzers, RF voltmeters, EMI meters, powe...

    Cary, NC
  • Trusted Seller
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    Keysight (Agilent) 8449B

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8449B

    Microwave Preamplifier, 1 GHz to 26.5 GHz The Agilent 8449B microwave preamplifier is a high-gain, low-noise preamplifier that provides additional sensitivity for any RF/microwave spectrum analyzer for detection ...

    Cary, NC
  • Trusted Seller
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    Preamble DA1855A

    • used

    • Manufacturer: Preamble

    100 MHz Differential Amplifier The LeCroy DA1855A is a stand-alone, high-performance 100 MHz differential amplifier. It is intended to act as a signal conditioning preamplifier for oscilloscopes, digitizers and s...

    Cary, NC
  • Trusted Seller
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    LeCroy DA1855A

    • used

    • Manufacturer: Lecroy
    • Model: DA1855A

    100 MHz Differential Amplifier The LeCroy DA1855A is a stand-alone, high-performance 100 MHz differential amplifier. It is intended to act as a signal conditioning preamplifier for oscilloscopes, digitizers and s...

    Cary, NC
  • Trusted Seller
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    AGILENT 8447A

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8447A

    The HP 8447A Preamp's performance qualifies it for a number of Synthesized RF Signal Generator uses: to improve the sensitivity of counters, spectrum analyzers, RF voltmeters. EMI meters, power meters and other d...

    Cary, NC
  • Trusted Seller
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    Keysight (Agilent) 8447C

    • used

    • Manufacturer: Agilent - Keysight
    • Model: 8447C

    Broadband Amplifier : 100MHz to 1GHz The 8447C Broadband Amplifier combines high reliability and convenience. The performance of this amplifier qualifies it for a number of uses: to improve sensitivity of counter...

    Cary, NC
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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.