The BM 4 features 4 Mic/line inputs with microphone input 1 featuring a mute so that a Microphone on this channel will mute all other inputs, useful for paging announcements. The BM 4 provides a mono output. There are 4 alarm triggers: CHIME, ALERT, BELL and EVAC, connected via external mounted screw terminals.
The mixer is part of inDESIGN’s Install Series, which also includes mixer amplifiers and power amplifiers. These units provide excellent features and value.
Warranty: 5 Years
Mic Inputs
Connectors (Mic/Line): Euro Block / RCA
Impedance (Mic/Line): 1kΩ / 13.6kΩ
Gain (Mic/Line): 20dB to 50dB / 0dB to 20dB
Max Input Level (Mic/Line): -28dBu / +10dBu
Frequency Response: 20Hz – 20kHz
S/N: -86dBu
THD+N: 0.3% (20Hz – 20kHz, +4dBu)
Phantom Power: 48V
Tone Frequency/Control Range: 100Hz / 10kHz
Balanced Outputs
Output Impedance (Mic/Line): 51.1Ω / 150Ω
Max. Output (Mic/Line): -16dBu / +24dBu
S/N: 90dB
THD+N: 0.01% (20Hz – 20kHz, +4dBu)
Crosstalk: -75dB @ 1kHz
Mains Voltage: 240 VAC, 50/60Hz, 10 Watts
Unit
Construction: All Steel
Size: 4.4cm x 48.3cm x 16cm
Weight: 1.8kg
Note: 0 dBu = 0.775 Vrms
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