Specifications, parts, and accessories, Specifications – Extron Electronics MVC 121 User Manual
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MVC 121 • Specifications, Parts, Accessories
Specifications, Parts, and Accessories
A-2
Specifications
Audio
Gain from mic input to both fixed and variable outputs at default settings
Mic DIP switch = line level .......... Unbalanced output: +20 dB; balanced
output: +26 dB
Mic DIP switch = mic level .......... Unbalanced output: +50 dB; balanced
output: +56 dB
Gain from main input to both fixed and variable outputs at default settings
Unbalanced output: 0 dB; balanced output:
+6 dB
Master volume range .................. 0 to 92 (“off”, and -79 dB to +12 dB in 0.5
dB steps)
Mic 1, 2, and Main 3 gain range . -79 dB to +12 dB in 0.5 dB steps
Frequency response .................... 20 Hz to 20 kHz, ±0.05 dB
THD + Noise ................................. 0.03% @ 1 kHz at nominal level
S/N ................................................ >90 dB, balanced, at maximum output
Crosstalk ....................................... <-80 dB @ 1 kHz, <-60 dB @ 20 kHz, fully
loaded
Stereo channel separation .......... >80 dB @ 1 kHz, >60 dB @ 20 kHz
CMRR ............................................ >75 dB @ 20 Hz to 20 kHz
N
All input gain default settings are at 80. The master volume
default setting is 50 (-30 dB).
Audio input
Number/signal type
Microphone inputs .......... 2 mono, balanced/unbalanced
Main input ......................... 1 stereo, balanced/unbalanced
Connectors
Microphone inputs .......... (1) 3.5 mm captive screw connector, 5 pole
Main input ......................... (1) 3.5 mm captive screw connector, 5 pole
Impedance .................................... >10k ohms, DC coupled
Nominal level (mic inputs)
DIP switch = line level ..... -30 dBV (32 mV) for a wireless
microphone
DIP switch = mic level ..... -60 dBV (1 mV) for a wired microphone
Nominal level (main input) ........ -10 dBV (316 mV)
Maximum level ............................ +20 dB above nominal level, (balanced or
unbalanced) at 1% THD+N
Input gain adjustment ................. -79 dB to +12 dB, adjustable per input