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Clear-Com MS-702 2-Channel 1RU Main Station
AC cord
- 2-Channel 1RU Main Station with built-in Speaker
- Supports up to 55 beltpacks or 10 speaker stations on 2 channels
- Automatic short-circuit protection and reset with LED indicators
- Visual and audible call signaling
- Individual volume controls for each channel
- Program feed to both channels with selectable Program Interrupt
- Remote Mic Kill
- Stage Announce with relay
- Channel A & B Link switch
- Built-in speaker
- Universal voltage power supply
Note: Access the Encore Power Supply Calculator to estimate power requirements for analog partyline systems.
Panel Microphone Input
Input Type: Electret
Input Impedance: >=2K
Mic Limiter Threshold: 0 dBu ±3 dB
Mic Limiter Range: >= 20 dB
Headset Microphone Input
Input Type: Dynamic
Input Impedance: >= 1K
Mic Limiter Threshold: 0 dBu ± 3dB
Mic Limiter Range: >= 15 dB
Program Line Input
Maximum Level before Clipping: >= 20 dBu
Input Impedance: >= 5K
Headset Output
Load Impedance: >= 8
Output Impedance: <= 25
Output Limiter Threshold: +5 dBu ± 3 dB
Maximum Output Level before Distortion: >= 17 dBu
Speaker Output
Load Impedance: >= 4
Max Output Level before 1% Distortion: 20 dBu ± 2 dBu
Partyline Output
O Noise: < -74 dBu
Output Impedance: >10 K
Partyline Input
Crosstalk: < -60 dB
Max level before Clipping: >= 12 dBu
Sidetone Null Capability: > 25 dB
Stage Announce/Balanced Line Out
Type: Balanced
Output Impedance: >= 200
Load Impedance: >= 600
IFB/Hot Mic
Type: Unbalanced
Output Impedance: 180
Load Impedance: >= 600
Frequency Response
Panel Mic – Partyline: 600 – 10KHz ± 3dB
Headset Mic – Partyline: 200 – 12KHz ± 3 dB
Headset Mic – Line Out: 200 – 12KHz ± 3 dB
Program Input – Partyline: 100 17KHz ± 3 dB
Program Input – Headset Out: 200 – 10KHz ± 3 dB
Program Input – Speaker Out: 300 – 10KHz ± 3 dB
Partyline – Headset Out: 200 – 10KHz ± 3 dB
Partyline – Speaker Out: 300 – 10KHz ± 3 dB
Max Distortion
Panel Mic – Partyline: <= 0.5%
Headset Mic – Partyline: <= 0.5%
Headset Mic – Line Out: <= 0.5%
Program Input – Partyline: <= 0.2%
Program Input – Headset Out: <= 0.2%
Program Input – Speaker Out: <= 0.5%
Partyline – Headset Out: <= 0.2%
Partyline – Speaker Out: <= 0.5%
Noise
Panel Mic – Partyline: < -65 dBu
Headset Mic – Partyline: < -70 dBu
Headset Mic – Line Out: < -55 dBu
Program Input – Partyline: < -85 dBu
Program Input – Headset Out: < -60 dBu
Program Input – Speaker Out: < -60 dBu
Partyline – Headset Out: < -50 dBu
Partyline – Speaker Out: < -50 dBu
Max Gain
Panel Mic – Partyline: >= 37 dB
Headset Mic – Partyline: 41 dB ± 2 dB
Headset Mic – Hot Mic Out: 55 dB ± 3 dB
Headset Mic – Announce Out: 55 dB ± 3 dB
Program Input – Partyline: >= -16 dB
Program Input – Headset Out: >= 18 dB
Program Input – Speaker Out: >= 24 dB
Partyline – Headset Out: >= 34 dB
Partyline – Speaker Out: >= 40 dB
Min Gain
Panel Mic – Partyline: <= 25 dB
Mains Power
Input Voltage Range: 100 – 240 VAC
Input Frequency Range: 50 – 60 Hz
Input Power: <= 60 VAC
Output Voltage :30 VDC ± 0.5V
Output Current per Channel (Continuous): 1.2 A
Output Current per Channel (Peak): 2 A (Do not exceed the 1.2A rating for more than 2 seconds per 1 minute period)
Short Circuit Recovery Time (1st short):<= 0.5 sec
Short Circuit Recovery Time >= 20 shorts in 20sec: <= 20 sec
Environmental
32 – 122°F (0 – 50°C)
Dimensions
1.75 x 19 x 6.5 in (HxWxD)
(44 x 483 x 165 mm)
Weight
6.1 lbs (2.8 kg)