Specifications, Audio, Audio input – Extron Electronics BUC 102 User Manual
Page 15: Audio output

BUC 102 • Reference Information
Specifications
Audio
Gain ................................................ Unity (0 dB) when the BUC 102 is set to
the default gain adjustment and the DIP
switch is set to match the output wiring.
Output
Wiring
DIP Switch Setting
Unbalanced Balanced
Unbalanced 0
dB
+6
dB
Balanced
-6
dB
0
dB
Gain adjustment range ............... Mute to +20 dB, when DIP switch is set to
match the output wiring
Frequency response .................... 20 Hz to 20 kHz, <±0.15 dB
THD + Noise ................................. 0.05% @ 1 kHz at nominal level
S/N ............................................... >90 dB, balanced, at maximum output,
unweighted
Stereo channel separation .......... >80 dB @ 1 kHz, >60 dB @ 20 kHz
CMRR ............................................ >72 dB @ 20 Hz to 20 kHz
Audio input
Number/signal type ................... 1 set of stereo, balanced/unbalanced
Connectors ................................... (1) 3.5 mm captive screw connector, 5 pole
Impedance .................................... >18 k ohms unbalanced/balanced,
DC coupled
Nominal level ............................... -10 dBV (316 mVrms) or +4 dBu
(1.23 Vrms)
Maximum level ............................ +20 dBu (7.75 Vrms), balanced or
unbalanced, at 1%THD+N, 0 dB gain
0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV 2 dBu.
Audio output
Number/signal type ................... 1 set of stereo, balanced/unbalanced
Connectors ................................... (1) 3.5 mm captive screw connector, 5 pole
Impedance .................................... 50 ohms unbalanced, 100 ohms balanced
Gain error ..................................... ±0.5 dB channel to channel
Nominal level ............................... -10 dBV (316 mVrms) or +4dBu (1.23
Vrms)
Maximum level (Hi-Z) ................ >+25 dBu (13.78 Vrms), balanced, at
1%THD+N with 100k ohm load
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