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51

Used noise source

  • RF Power Amplifier 2 to

    RF Power Amplifier 2 to 8 GHz 2W (34 dBm) 36dB gain 1dB flat 4.5dB NF C Band +S

    • Manufacturer: CTT

    “HEATSINK is REQUIRED” NEW MIL SPEC AMPLIFIER. AMPLIFIER DATA IS IN THE PICTURES. MADE IN THE USA! POWER SUPPLY & HEATSINK ARE NOT INCLUDED. WE DO NOT RESPOND TO BIDS and QUESTIONS on WEEKENDS and Federal holida...

    $1,495 USD
    Menlo Park, CA
  • Fluke 5205A/100

    Fluke 5205A/100

    • Manufacturer: Fluke
    • Model: 5205A

    The Model 5205A Precision Power Amplifier is a dc coupled, broad band inverting amplifier with a set again of 100. The 5205A may be used in combination with the 5200A AC Calibrator for a combined output ranging f...

    Farmingdale, NJ
  • Trusted Seller
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    Stanford Research Systems SR554

    • Manufacturer: Stanford Research
    • Model: SR554

    Amplifiers The Stanford Research SR554 is a low-noise, transformer-coupled preamplifier optimized for source impedances between 0.05 and 1 k. With an input noise of only 0.1 nV/Hz, the SR554 can be used in a wide...

    Cary, NC
  • Trusted Seller
    Keysight Technologies N4985A

    Keysight Technologies N4985A

    • Manufacturer: Agilent - Keysight
    • Model: N4985A

    System Amplifiers The Keysight Technologies N4985A series system amplifiers are high performance broadband amplifiers with excellent power and gain from 100 kHz to 50 GHz. The amplifiers are self-contained and pl...

    Harrow, United Kingdom
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    Princeton Applied Research 5101

    • Manufacturer: Princeton
    • Model: 5101

    5 Hz to 100 kHz Lock-In Amplifier The 5101 Lock-in Amplifier enables the accurate measurement of signals contaminated by broad-band noise, power line pickup, frequency drift or other sources of interference. The ...

    Cary, NC
  • Trusted Seller
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    EG-G 5101

    • Manufacturer: EG-G

    5 Hz to 100 kHz Lock-In Amplifier The 5101 Lock-in Amplifier enables the accurate measurement of signals contaminated by broad-band noise, power line pickup, frequency drift or other sources of interference. The ...

    Cary, NC
  • Trusted Seller
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    PAR 5101

    • Manufacturer: Par

    5 Hz to 100 kHz Lock-In Amplifier The 5101 Lock-in Amplifier enables the accurate measurement of signals contaminated by broad-band noise, power line pickup, frequency drift or other sources of interference. The ...

    Cary, NC
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    Krohn Hite 7000

    • Manufacturer: Krohn-Hite

    DC to 1 MHz Low Noise Differential Preamplifier The Krohn Hite 7000 Low Noise Differential Preamplifier provides high gain amplification to 1MHz with an AC output derived from a very low noise FET instrumentation...

    Cary, NC
  • Trusted Seller
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    Princeton Applied Research 126

    • Manufacturer: Princeton

    0.2 Hz to 210 kHz Lock-In Amplifier The 126 Lock-In Amplifier is a high-performance amplifier or phase sensitive detector, incorporating synchronous detection to recover a coherent signal buried in high ambient n...

    Cary, NC
  • Trusted Seller
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    PAR 126

    • Manufacturer: Par

    0.2 Hz to 210 kHz Lock-In Amplifier The 126 Lock-In Amplifier is a high-performance amplifier or phase sensitive detector, incorporating synchronous detection to recover a coherent signal buried in high ambient n...

    Cary, NC
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    Agilent/Keysight 8449A

    • 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
  • Trusted Seller
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    BRUEL & KJAER 2608

    • Manufacturer: Bruel & Kjaer

    The BRUEL & KJAER 2608 Measuring Amplifier is a technologically advanced and dependable device utilized in different industries for accurate measurement and analysis of signals. It is specifically designed to eff...

    Cary, NC
  • Trusted Seller
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    AGILENT 465A

    • Manufacturer: Agilent - Keysight
    • Model: 465A

    The HP 465A amplifier provides 20 dB or 40 dB gain (x 10 or x 100) with flat frequency response from 5 Hz to 1 MHz with floating inputs. 465A Specifications. Voltage gain: 20 dB (x10) or 40 dB (x100), open circui...

    Cary, NC
  • Keysight Technologies 8449A

    Keysight Technologies 8449A

    • Manufacturer: Agilent - Keysight
    • Model: 8449A

    Details The Keysight (Agilent) 8449A Preamplifier is a high-performance, low-noise amplifier designed for use between a signal source and a spectrum analyzer's RF input. Operating across 2.0 to 22.0 GHz, it offer...

    Dublin, Ireland
  • Keysight Technologies 11982A

    Keysight Technologies 11982A

    • Manufacturer: Agilent - Keysight
    • Model: 11982A

    Details The used Keysight (Agilent) 11982A is an Amplified Lightwave Converter integrating a PIN photodetector with an O/E (optical-to-electrical) converter for precise optical signal measurements. It supports th...

    Dublin, Ireland
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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.