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Technical specifications |
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Electrical |
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Mains power supply |
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Voltage |
230/115 VAC, ±10%, 50/60 Hz |
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Inrush current |
1.5 A at 230 VAC / 3 A at 115 VAC |
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Max power consumption |
50 VA |
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Battery power supply |
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Voltage |
24 VDC, +15% / -15% |
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Current max |
1 A |
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Performance |
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Supported sample rates (fs) |
24 / 22.05 / 16 / 12 / 11.025 / 8 kHz |
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Frequency response |
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@ fs=24kHz @ fs=22.05kHz |
100 Hz to 11 kHz (+1 / -3 dB) 100 Hz to 10 kHz (+1 / -3 dB) |
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@ fs=16kHz |
100 Hz to 7.3 kHz (+1 / -3 dB) |
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@ fs=12kHz |
100 Hz to 5.5 kHz (+1 / -3 dB) |
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@ fs=11.025kHz |
100 Hz to 5 kHz (+1 / -3 dB) |
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@ fs=8kHz |
100 Hz to 3.6 kHz (+1 / -3 dB) |
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Distortion |
<0.1% at 1 kHz |
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S/N (flat at max volume) |
>80 dB |
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Supervision DAC |
1 Hz pilot tone |
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Line input |
1 x |
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Connector |
3-pin XLR, balanced |
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Sensitivity |
1 V |
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Impedance |
20 kohm |
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CMRR |
>25 dB (50 Hz-to 20 kHz) |
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Line input |
1 x |
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Connector |
Cinch, unbalanced |
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Sensitivity |
1 V |
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Impedance |
20 kohm |
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Trigger input |
6 x |
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Connector |
Screw |
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Activation |
Contact closure |
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Supervision method |
Cable loop resistance check |
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Line output |
1 x |
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Connector |
3-pin XLR, balanced |
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Nominal level |
1 V, adjustable |
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Impedance |
<100 ohm |
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Line output |
1 x |
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Connector |
Cinch, unbalanced |
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Nominal level |
1 V, adjustable |
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Impedance |
<100 ohm |
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Message active output |
1 x |
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Connector |
Screw |
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Relay |
100 V, 2 A (voltage free, SPDT) |
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Fault output |
1 x |
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Connector |
Screw |
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Relay |
100 V, 2 A (voltage free, SPDT) |
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Interconnection |
1 x |
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Connector |
9-pin D-sub (RS-232) |
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PC protocol |
115 kb/s, N, 8, 1, 0 (upload) |
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LBB 1925/10 protocol |
19.2 kb/s, N, 8, 1, 0 (zone control) |
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Messages |
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Data format |
WAV-file, 16-bit PCM, mono |
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Memory capacity |
64 Mb EEPROM |
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Recording/playback time |
500 s @ fs=8 kHz 167 s @ fs=24 kHz |
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Number of messages |
12 (maximum) |
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Data retention time |
>10 years |
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Mechanical |
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Dimensions (H x W x D) |
56 x 430 x 270 mm 2.20 x 16.92 x 10.62 inch (19" wide, 1U high, with feet) |
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Weight |
Approx. 3 kg |
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Mounting |
Stand‑alone, 19” rack |
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Color |
Charcoal |
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Environmental |
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Operating temperature |
-10 ºC to +55 ºC (14 ºF to +131 ºF) |
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Storage and transport temperature |
-40 ºC to +70 ºC (-40 ºF to +158 ºF) |
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Relative humidity |
<95% |
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