Bruel & Kjaer 2805 for Rent, Microphone Power Supply, 14V/28V

Bruel & Kjaer 2805 Highlights

4-channel Microphone Power Supply Type 2829 is designed for acoustical systems where robustness and reliability are important. It is a simple power supply that introduces negligible noise into the measurement system. The functionality of the connected microphones and preamplifiers can be checked by the Charge Injection Calibration method. The test signal is applied to all the connected microphone and preamplifier combinations by means of the mini-jack socket on the rear panel.

• 4 microphone inputs via LEMO sockets
• 4 outputs via BNC outlets
• Polarization voltage can be 0 V or 200 V
• Supports identification of IEEE P1451.4 transducers (TEDS)
• Supports Charge Injection Calibration tests
• Robust construction
• Stackable
• Powers up to 4 microphone channels simultaneously
• Enables the functionality of the microphones and preamplifiers to be checked using CIC and TEDS
• The production, testing and quality control of loudspeakers and telephones