Check the listing for details. Bruel & Kjaer 2639 1/2" Microphone Preamplifier - TESTED. Condition: Used. Listed at 290.48 USD. Brüel & Kjaer 1/2" Microphone Preamplifier Type 2639 in a working order.
You may also like
$227.17
ND9B Portable Digital Sound Level Calibrator Noise Meter Microphone Calibrator
$46.57
Decibel Meter A/C Weighted Temperature Humidity Display SPL Noise Level Tester
$136.99
Digital Decibel Meter with DIY Voice Warning & Remote Control, Wall Hanging Soun
$495
Impulse Integrating Sound Level Tester Meter with Three Time Weighting F S I
$455
Integrating Sound Level Tester In Accordance with IEC61672 Standard Class 2
$29.95
Quest CA-12B Permissible Sound Calibrator, UNTESTED
$26.03
45 Mm Noise Decibel Meter Audio Level Fixer Indicator for Sound VU
$50.75
Desktop Sound Level Meter 30-130dB for Home Library Digital Tester Decibel Meter
$339.15
MK-4 2U/3U 4 VU Meter Display Audio VU Meter Level Meter for Audio Amplifier
$125.68
NH-161 300KHz-700KHz Wideband Power Line Noise Analyzer AC Noise Analyzer w/ LCD
$48.44
LED Desktop Digital Sound level Mter 30~130db Noise Detector Decibel Meter
$250
Extech Model 407736 Digital Sound Level Meter