2690-A-OS4 by Bruel-Kjaer
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The Bruel-Kjaer 2690-A-OS4 is a NEXUS four-channel microphone amplifier and conditioning amplifier system designed for precision acoustic measurements. It features a wide frequency range from 0.1Hz to 100kHz (-1dB) and a signal gain of up to 60dB. The unit is equipped with selectable high-pass filters at 0.1Hz or 20Hz, and low-pass filter settings at 0.1, 1, 3, 10, 22.4, 30, and 100kHz, along with a switchable A filter. For connectivity and integration, it includes 7-pin Lemo inputs, BNC outputs, and an RS232 interface cable. This comprehensive package also comes with Nexus and Type 2694 Control software and a 230V plug-in power supply.
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Frequently Asked Questions(FAQ):
Where can I buy 2690-A-OS4 by Bruel-Kjaer in the USA?
You can purchase 2690-A-OS4 by Bruel-Kjaer from PAOParts LLC. We serve customers across the USA, offering competitive prices and reliable service.
What is the price of the 2690-A-OS4?
Price and availability are quoted per request. Send the part number and the quantity you need through our quote request form and you will receive a written offer by e-mail.
Who is the official distributor or seller of Bruel-Kjaer in the United States?
While we are not the official distributor or seller of Bruel-Kjaer in the United States, we source our products from reliable channels and offer you original Bruel-Kjaer equipment at competitive prices.
How can I access 2690-A-OS4 catalogs, user manuals, technical documents, and PDFs?
Ask for them in your quote request. We attach the datasheet, catalogue page or manual we hold for 2690-A-OS4 to our written reply.
Do you provide technical support for 2690-A-OS4?
While we do not offer direct technical support, we can assist you in contacting the manufacturer to ensure you receive the support you need.
Characteristics
| Manufacturer | Bruel-Kjaer |
|---|---|
| Part number | 2690-A-OS4 |
| Inner Code | 4850285 |
Technical specification
| Product type | NEXUS four-channel microphone 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 inputs |
| Outputs | BNC outputs |
| Power supply | 230V plug-in power supply |