Test, Lab, Medical equipment » Amplifiers

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23

Used r2

Trusted Seller
Define Sentry Trip Amplifier Unit. - Sen-uv-r2nd
- Manufacturer: Define
New, Open Box Name: Sentry Trip Amplifier Unit. | Arrival date: 10-21-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1
$100 USD
Euclid, OH
Trusted Seller
Fujitsu FAS-360/14NP2 Power Supply Amplifier Nikon NSR System Working Surplus
- Manufacturer: Fujitsu
“Removed from a Nikon NSR System” Fujitsu FAS-360/14NP2 Amplifier 4T070-410 Nikon NSR System Working Surplus Removed from a Nikon NSR System Made in Japan This Fujitsu FAS-360/14NP2 is working surplus. The physic...
$566 USD
Albuquerque, NM
Tektronix 7A18N
- Manufacturer: Tektronix
- Model: 7A18
The Tektronix 7A18N Dual-Trace Plug-In Amplifier is the basic building block of 3-trace and 4-trace operation. The unit features constant bandwidth for all deflection factors, 5 operating modes (Ch1, Ch2, ALT, CH...
Farmingdale, NJ
Trusted Seller
Auction
Lot of (20) QBS-349 & (7) QBS-350 RF Amplifiers
- Manufacturer: Q-bit
This listing is for a Lot of (20) QBS-349 & (7) QBS-350 RF Amplifiers Items are in good used cosmetic condition Pulled from working environment Have not been tested in house Sold as is R2 Codes C4 Used Good Non-D...
Berryville, VA
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Trusted Seller
Tektronix 7A18A Dual Trace Channel Plug-In Amplifier 7000-Series Oscilloscopes
- Manufacturer: Tektronix
- Model: 7A18A
Manufacturer: Tektronix Model: 7A18A Dual Trace Amplifier S/N: 117501 Description: The 7A18A Dual Trace Amplifier is a plug-in unit designed for use with Tektronix 7000-Series Oscilloscopes. It is a dual-channel,...
$140 USD
Schönwalde-Glien, Germany
Trusted Seller
Bosch DS 15K 7301-D Drive Amplifier 1070079663-221 Module V0.016 50/60Hz
- Manufacturer: Bosch
H6R2C3-6_DC 5.9 kg Age rating: No age restrictions | Content: 1 piece | Mass: 5900 g | Item condition: Used as shown.
$542 USD
Borken, Germany
Trusted Seller
MACX MCR-EX-SL-2NAM-R-UP Isolation amplifier
- Manufacturer: MACX
Isolating switch transf MACX MCR-EX-SL-2NAM-R-UP - Isolation amplifier 2-channel Ex i NAMUR signal conditioner with wide range power supply for proximity sensors and switches. In terms of signal output, for each ...
Fujian, China
Trusted Seller
F3417A HIMA fail-safe relay amplifier
- Manufacturer: Hima
4-Fold Fail-Safe Relay Amplifier Hima F3417A 4-Fold Fail-Safe Relay Amplifier PLC Board In stock ready to ship 10 years supplier of 100% original new products with cheap price good delivery cost and quick ship HI...
Fujian, China
Trusted Seller
SRDA-SDA71A01A-E Yaskawa servo power amplifier
- Manufacturer: Yaskawa - Motoman
Servo Power Amplifier Yaskawa SRDA-SDA71A01A-E Competitive price,In stock SRDA-SDA71A01A-E Yaskawa Amplifier 1, 2, 3 DX200 Spare Part YASKAWA SRDA-SDA71A01A-E brand new and in stock Details Manufacturer : Yaskawa...
Fujian, China
Trusted Seller
REXROTH VT-VSPA1-1-12 Amplifier Card
- Manufacturer: Bosch - Rexroth
Amplifier Card REXROTH VT-VSPA1-1-12 Amplifier Card Our company specialized in ABB: AC800M Series Modules, DSQC Series for Industrial Robots, Bailey INFI 90,800xA, Advant OCS with Master Software, Advant OCS with...
Fujian, China
Trusted Seller
SERVOSTAR 610-AS KOLLMORGEN digital servo amplifier
- Manufacturer: Kollmorgen
Digital Servo Amplifier Danaher Motion / Kollmorgen SERVOSTAR 610-AS Digital Servo Amplifier Velocity Loop Bandwidths to 400-Hz,Patented DQ & Torque Angle Control,Easy Connectivity Details item no.:SERVOSTAR 610-...
Fujian, China
Trusted Seller
P+F KCD2-SR-EX2 Switch Amplifier
- Manufacturer: P+F
P+F KCD2-SR-EX2 Switch Amplifier Our company specialized in ABB: AC800M Series Modules, DSQC Series for Industrial Robots, Bailey INFI 90,800xA, Advant OCS with Master Software, Advant OCS with MOD 300 Software, ...
Fujian, China
BOSE 1800 SERIES V PROFESSIONAL AMPLIFIER (R2TROLLEY)
- Manufacturer: BOSE
“THIS ITEM CAME OUT OF THE STORES OF A BLUE CHIP COMPANY, WE PROVIDE A 30 DAY MONEY BACK GUARANTEE IF YOU ARE UNHAPPY WITH THIS PRODUCT” BOSE 1800 SERIES V PROFESSIONAL AMPLIFIER (R2TROLLEY)
$938 USD
Rathdowney, Ireland
FUTEK FSH01449 AMPLIFIER STRAIN GAUGE ANALOG (R2S6.6)
- Manufacturer: FUTEK
“NET PRICE, NEW/OLD STOCK OPENED PACKAGING. 30 DAY MONEY BACK GUARANTEE IF YOU ARE UNHAPPY WITH THIS PRODUCT” FUTEK FSH01449 AMPLIFIER STRAIN GAUGE ANALOG (R2S6.6)
$385 USD
Rathdowney, Ireland
ADVANCED MOTION CONTROLS B12CAMB DUAL AMPLIFIER (R2S9.4B1)
- Manufacturer: Duplo
“REMOVED FROM A WORKING ENVIRONMENT. 30 DAY MONEY BACK GUARANTEE IF YOU ARE UNHAPPY WITH THIS PRODUCT” ADVANCED MOTION CONTROLS B12CAMB DUAL AMPLIFIER (R2S9.4B1)
$469 USD
Rathdowney, Ireland

12

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.