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Used spectrum controls

Trusted Seller
Amplifier Research DC7144
- Manufacturer: Amplifier Research
- Model: DC7144
800 MHz to 4.2 GHz 40 dB Dual Directional Coupler The Amplifier Research DC7144 is a dual directional coupler with excellent frequency range and power handling capability. The wide range assures flexibility in co...
Cary, NC
Trusted Seller
Zurich Instruments 50 MHz Lock-in Amplifier
- Manufacturer: Zurich Instruments
The Zurich Instruments HF2LI is a digital lock-in amplifier covering the frequency range between DC and 50 MHz. It is the instrument of choice for the characterization of MEMS devices such as gyroscopes and for m...
Cary, NC
Trusted Seller
Zurich Instruments 600 MHz Lock-in Amplifier
- Manufacturer: Zurich Instruments
The Zurich Instruments UHFLI is a digital lock-in amplifier that covers the frequency range from DC to 600 MHz. In addition to providing the highest operation frequency among all commercial lock-in amplifiers, th...
Cary, NC
Lecroy DA1855A-PR2
- Manufacturer: Lecroy
- Model: DA1855APR2
This Amplifier is a stand alone high performance 100MHz differential amplifier. It is intended to act as signal conditioning preamplifier for oscilloscopes, spectrum analyzers and other instruments, providing dif...
Webster, MA
Keysight Technologies 489A
- Manufacturer: Agilent - Keysight
Details The Keysight (Agilent) 489A Microwave TWT Amplifier operates in the 1 to 2 GHz range, delivering 1 W output with 30 dB gain. It uses 50-ohm input/output impedance via Type N female connectors. It supports...
Dublin, Ireland
Comtech AM4819-10
- Manufacturer: Comtech
Details The Comtech AM4819-10 extends performance into the 400–1000 MHz range, delivering 10 W RF power with controlled linearity under compression. Its design ensures stability and reliability for mid-band appli...
Dublin, Ireland
Amplifier Research DC6180
- Manufacturer: Amplifier Research
Details The Amplifier Research DC6180A is a dual directional coupler designed with an excellent frequency range and strong power handling capabilities. It ensures wide flexibility for coupling medium power amplif...
Dublin, Ireland
Lecroy DA1822
- Manufacturer: Lecroy
- Model: DA1822
Details The LeCroy DA1822 DC-10 MHz Differential Amplifier offers exceptional signal conditioning with a 100,000:1 CMRR and selectable gains of 1, 10, 100, and 1000. Its bandwidth spans DC to 10 MHz, with full hi...
Dublin, Ireland
Trusted Seller
RM DR6101E | FORNEY FLAME AMPLIFIER
- Manufacturer: FORNEY
FORNEY RM DR6101E FLAME AMPLIFIER FORNEY RM DR6101E FLAME AMPLIFIER 0-10 VDC/4-20 MA DETECTOR INPUT 125/250 VAC RELAY OUTPUT 38805601 FLAME AMPLIFIER DUAL-RANGE RACK MOUNT PC CARD 0-10 VDC/4-20 MA DETECTOR INPUT ...
Fujian, China
500kHz/5MHz Lock-in Amplifier MFLI-CN
- Manufacturer: 苏黎世/Zuric
Introduction: The MFLI-CN lock-in amplifier utilizes the latest hardware and software technologies, bringing the advantages of high-performance digital signal processing to low- and medium-frequency lock-in ampli...
Beijing, China
Rohde & Schwarz HZ-16
- Manufacturer: Rohde & Schwarz
Rohde & Schwarz HZ-16 Details Rohde & Schwarz HZ-16 Preamplifier 3 GHz, 20 dB, power supply 100 - 230 V for probe HZ-15 Inserting the R&S HZ-16 preamplifier between the near-field probe and the spectrum analyzer ...
Lake Mary, FL

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.