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183

Used level instruments

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    Tektronix 7A24

    • Manufacturer: Tektronix
    • Model: 7A24

    The Tektronix 7A24 Vertical Plug-In is an advanced electronic device created specifically for oscilloscopes. It has a 350MHz frequency bandwidth, enabling it to accurately measure and exhibit signals with excepti...

    Cary, NC
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    Keysight (Agilent) 8347A

    • Manufacturer: Agilent - Keysight
    • Model: 8347A

    Solid State RF Amplifier, 100 kHz to 3 GHz The Agilent 8347A is a general-purpose broadband instrumentation amplifier capable of providing gain and power to overcome systematic RF losses, drive high-power devices...

    Cary, NC
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    Amplifier Research 25S1G4A

    • Manufacturer: Amplifier Research
    • Model: 25S1G4A

    800 MHz to 4.2 GHz 25 W Microwave Amplifier The Amplifier Research 25S1G4A 25 Watt, 800 MHz to 4.2 GHz RF Power Amplifier is a solid state, self-contained, air-cooled, broadband amplifier designed for application...

    Cary, NC
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    LeCroy DA1855A

    • 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
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    Preamble DA1855A

    • 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
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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
  • Keysight Technologies 11975A

    Keysight Technologies 11975A

    • Manufacturer: Agilent - Keysight
    • Model: 11975A

    Details The Keysight (Agilent) 11975A is a general-purpose, leveled microwave amplifier covering 2 to 8 GHz with an output adjustable from +6 to +16 dBm. Designed for high-performance applications, it features au...

    Dublin, Ireland
  • Amplifier Research 25U1000

    Amplifier Research 25U1000

    • Manufacturer: Amplifier Research

    Details The Amplifier Research 25U1000 delivers a minimum of 25 watts RF output when paired with a sweep generator, featuring a front panel gain control for precise level adjustment. It is protected against RF ov...

    Dublin, Ireland
  • Comtech ARD8829-50

    Comtech ARD8829-50

    • Manufacturer: Comtech

    Details The Comtech ARD8829-50 is a high-performance 50 Watt RF Power Amplifier designed to operate across 800 MHz to 2000 MHz. It features IEEE programmable interface control, ensuring precision and flexibility ...

    Dublin, Ireland
  • Amplifier Research 100W1000B

    Amplifier Research 100W1000B

    • Manufacturer: Amplifier Research

    Details The Amplifier Research 100W1000B is a solid-state, air-cooled broadband amplifier offering 100 watts of RF power across a wide frequency range. It utilizes push-pull circuitry in all high-power stages to ...

    Dublin, Ireland
  • Keysight Technologies 8349A

    Keysight Technologies 8349A

    • Manufacturer: Agilent - Keysight
    • Model: 8349A

    Details The Keysight (Agilent) 8349A Broadband Microwave Amplifier operates from 2 to 20 GHz and delivers over 15 dB gain with a maximum leveled output of +19 dBm. Designed to enhance signal generator output in h...

    Dublin, Ireland
  • Teseq (Schaffner) CBA 400M 110B

    Teseq (Schaffner) CBA 400M 110B

    • Manufacturer: Teseq - Schaffner

    Details The Teseq Schaffner CBA 400M-110B is a high-power RF amplifier delivering approximately 110 W across a broad MHz range, designed to pair with immunity systems like the NSG-4070. It enables extended output...

    Dublin, Ireland
  • Amplifier Research 50S1G4

    Amplifier Research 50S1G4

    • Manufacturer: Amplifier Research

    Details The Amplifier Research 50S1G4 Amplifier is a solid-state, air-cooled broadband amplifier delivering 50 watts of RF power with excellent gain and linearity. Designed for benchtop or rack mounting, it featu...

    Dublin, Ireland
  • Amplifier Research 2.5U1000

    Amplifier Research 2.5U1000

    • Manufacturer: Amplifier Research

    Details The Amplifier Research 2.5U1000, when paired with a sweep generator, delivers a minimum of 2 watts of RF power. This solid-state, self-contained, air-cooled broadband amplifier offers instantaneous bandwi...

    Dublin, Ireland
  • Amplifier Research 50A15

    Amplifier Research 50A15

    • Manufacturer: Amplifier Research

    Details The Amplifier Research 50A15 delivers ~50 W CW power up to 15 MHz, with automatic leveling for consistent amplitude and clean, stable output. This makes it ideal for conducted emissions and immunity testi...

    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.