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5Arms/10A peak for 0
from 0 dBV up to 42 dBV full scale (note the max input
To measure output current
which is readily handled by the QA471's wide output swing: The QA471's mic path delivers distortion numbers well below that of the mic even at 16 dBV output (-4 dBV input)
making it a snap to customize measurements or integrate with other test equipment
QA472 Low Noise Mic Preamp Audio Analyzer 5Arms/10A peak for 013 July 2026: The QA472 is awaiting case parts that will not arrive until later in July. Orders can still be placed, but won't ship until that time. The QA472 replaces the QA471 mic preamp. The QA472 is USB powered, and features two pre amps. PRE1: Balanced BNC or XLR Inputs Switchable +48V Phantom Power (XLR input only) 0 10 20 dB gain, with tight matching No glitch gain switching PRE2: Single ended JFET amp 1M input impedance 30 dB gain The product
