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The QA471 also features two general purpose amplifiers (with 30 and 10 dB of gain) based on the ultra-low-noise OPA1612 opamps and powered from split ±12V rails
0 Male to B Male cable with 24AWG power conductors
The QA471 is a low-noise
QA471 Low Noise Mic Pre-amp Retired we will resume normal shippingThis product will be replaced by a QA472, which is similar to the QA471 but with much more flexibility (0, 10 and 20 dB of gain), tighter limits on gains, and a very low noise 30 dB JFET amp . Expected release is fall of 2023. The QA471 is the same product as the QA470, but with 10 dB of mic gain instead of 20 dB. The QA471 is a low noise, fixed gain (10 dB 0. 2 dB typical) microphone amplifier, with a switchable +48V phantom supply. The QA471 also
US$ 24.95
US$ 14.95
