Bruel & Kjaer 2669B for Rent, 1/2" Microphone Preamplifier

Bruel & Kjaer 2669B Highlights

• Designed to operate over a wide range of temperature, humidity and other environmental conditions. Connector: lemo 0B 7-pin
• Sound measurements with Brüel & Kj_r 1/2" (1", 1/4" and 1/8" with adaptor) and compatible microphones General-purpose preamplifier and high-impedance input probe for Brüel & Kj_r measuring instruments Features
• Full electromagnetic compatibility (EMC)
• Detachable, thin cable for easy installation
• Compact LEMO connector at preamplifier
• Patented charge-injection calibration technique for on-site calibration of the whole measuring channel including the microphone
• Wide dynamic range
• Very low inherent noise, high input impedance
• Low output impedance and high output current allows use with long extension cables
• Wide working temperature range