Audio-Technica U857R دليل المستخدم

ملخص المحتوى في الصفحة رقم 1

U857R & U857RL
®
unipoint microphones
Cardioid Condenser Adapter-Mount Gooseneck Microphones
flange, a cable pass-through adapter and a two-stage foam windscreen.
The microphone is enclosed in a rugged housing with a low-reflectance
black finish.
Installation and Operation
The U857R requires 11V to 52V phantom power for operation.
Output is low impedance (Lo-Z) balanced. The signal appears across Pins
2 and 3; Pin 1 is ground (shield). Output phase is “Pin 2 hot”— positive
acoustic pressu

ملخص المحتوى في الصفحة رقم 2

281 U857R & U857RL [131 grams (4.6 oz)]. Finish shall be low-reflectance black. Specifications Element Fixed-charge back plate, permanently The Audio-Technica U857R [U857RL] is specified. polarized condenser Polar pattern Cardioid Frequency response 30-20,000 Hz Low frequency roll-off 80 Hz, 18 dB/octave Open circuit sensitivity –39 dB (11.2 mV) re 1V at 1 Pa Impedance 250 ohms U857R U857RL Maximum input sound level 139 dB SPL, 1 kHz at 1% T.H.D. Dynamic range (typical) 115 dB, 1 kHz at Max S