Telex RTS OMS OMNEO Main Station Advanced Digital Partyline Intercom Base (5-Pin Female) - Manual (Page 163)

OMS OMNEO Main Station Technical data | en 163
Bosch Security Systems, LLC Technical Manual 01-2021 | 03 | F.01U.380.820
Signal Format Differential RX/TX audio
A/D Resolution 24 bits
Max Input Level (balanced) +20 dBu w/o clipping
Digital Input Gain Programmable
(-20 dB to +20 dB)
Input Frequency Response +1 dB/-3 dB from 100 Hz to +20 kHz
THD+N (8 dBu input, unity gain) 0.025% non-weighted@1 kHz
<0.075% non-weighted, 100 Hz to +20 kHz
Nominal Input Impedance > 22 k Ω
Nominal Output Level 8 dBu
Digital Output Gain Programmable
(-20 dB to +20 dB)
SA (Stage Announce) 3-pin XLR male
Signal Format Differential RX/TX audio
D/A Resolution 24 bits
Max Input Level (balanced) +20 dBu w/o clipping
Digital Input Gain Programmable
(-20 dB to +20 dB)
Maximum Output Level (balanced) 20 dBu w/o clipping
Output Frequency Response +1 dB / -3 dB from 100 Hz to +20 kHz
Output Noise Floor <-65 dBu
Crosstalk Isolation >80 dB
2-Wire Party Line Analog
Connector: Four, 3-pin female XLR connectors
Modes / Ports Supported: RTS CH1, RTS CH2
Audiocom (4 channels)
Clear-Com
4W / 2W Echo Return Loss: > 45 dB
Unbalanced Operation (RTS/Clear-Com)
Expected Termination Impedance: 200 Ω
Noise Floor Contribution: < -70 dBu
THD+N (with nominal input): < 0.5%, 200 Hz to 7.5 kHz
Bridging Impedance: > 10 k Ω
CALL Signaling: 20 kHz (RTS Mode)
12 VDC (Clear-Com Mode)
MIC KILL Signaling: 24 kHz (RTS Mode)