2690-A-0S4 CONDITIONING;AMPLIFIER by Bruel-Kjaer

2690-A-0S4

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The Bruel-Kjaer 2690-A-0S4 is a four-channel conditioning amplifier featuring a frequency range of 0.1Hz to 100kHz (-1dB) and a gain of up to 60dB. Designed for precise signal processing, this unit includes a high-pass filter with 0.1 or 20Hz settings, and a low-pass filter with adjustable points at 0.1, 1, 3, 10, 22.4, 30, and 100kHz, alongside a switchable A-filter. Connections consist of 7-pin Lemo inputs and BNC outputs. The 2690-A-0S4 package comes complete with the NEXUS conditioning amplifier, an AO-1440 RS232 interface cable, BZ-5299 control software for NEXUS and Type 2694, and a ZG-0426 plug-in power supply rated for 230V.

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Characteristics

Manufacturer Bruel-Kjaer
Country
Part number 2690-A-0S4
Inner Code 5185709

Technical specification

Product type Four-channel microphone conditioning amplifier
Channels Four-channel
Frequency Range 0.1Hz to 100kHz (-1dB)
Gain Up to 60dB
High-pass Filter 0.1 or 20Hz
Low-pass Filter 0.1, 1, 3, 10, 22.4, 30, 100kHz
Inputs 7-pin Lemo
Outputs BNC
Power Supply 230V plug-in power supply

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