Clear-Com MS-702 Two-Channel Intercom Main Station

Clear-Com MS-702 2-Channel Intercom Main Station

 

The MS-702 is a 1RU two-channel main station with programmable front panel buttons, individual channel short-circuit protection, individual channel volume control, and a regulated fail-safe power supply.

Note: Access the Encore Power Supply Calculator to estimate power requirements for analog partyline 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 channelProgram 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

Item Code

• MS-702

 Technical SpecificationsPanel Microphone Input

• Input Type: Electret
• Input Impedance: >=2K
• Mic Limiter Threshold: 0dBu ± 3dB
• Mic Limiter Range: >= 20dB

 Headset Microphone Input

• Input Type: Dynamic
• Input Impedance: >= 1K
• Mic Limiter Threshold: 0dBu ± 3dB
• Mic Limiter Range: >= 15dB

 

Program Line Input

• Maximum Level before Clipping: >= 20dBu
• Input Impedance: >= 5K

 Headset Output

• Load Impedance: >= 8
• Output Impedance: <= 25
• Output Limiter Threshold: +5dBu ± 3dB
• Maximum Output Level before Distortion: >= 17dBu

 Speaker Output

• Load Impedance: >= 4
• Max Output Level before 1% Distortion: 20dBu ± 2dBu

 Partyline Output

• O Noise: < -74dBu
• Output Input
  • Crosstalk: < -60dB
  • Max level before Clipping: >= 12dBu
  • Sidetone Null Capability: > 25dB
   Stage Announce/Balanced Line Impedance: >= 200
• Load Impedance: >= 600

 IFB/Hot Impedance: 180

Load Impedance: >= 600

 Frequency Response

• Panel Mic - Partyline: 600 - 10KHz ± 3dB
• Headset Mic - Partyline: 200 - 12kHz ± 3dB
• Headset Mic - Line Out: 200 - 12kHz ± 3dB
• Program Input - Partyline: 100 17kHz ± 3dB
• Program Input - Headset Out: 200 - 10kHz ± 3dB
• Program Input - Speaker Out: 300 - 10kHz ± 3dB
• Partyline - Headset Out: 200 - 10kHz ± 3dB
• Partyline - Speaker Out: 300 - 10kHz ± 3dB

 

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: < -65dBu
• Headset Mic - Partyline: < -70dBu
• Headset Mic - Line Out: < -55dBu
• Program Input - Partyline: < -85dBu
• Program Input - Headset Out: < -60dBu
• Program Input - Speaker Out: < -60dBu
• Partyline - Headset Out: < -50dBu
• Partyline - Speaker Out: < -50dBu

 Max Gain

• Panel Mic - Partyline: >= 37dB
• Headset Mic - Partyline: 41dB ± 2dB
• Headset Mic - Hot Mic Out: 55dB ± 3dB
• Headset Mic - Announce Out: 55dB ± 3dB
• Program Input - Partyline: >= -16dB
• Program Input - Headset Out: >= 18dB
• Program Input - Speaker Out: >= 24dB
• Partyline - Headset Out: >= 34dB
• Partyline - Speaker Out: >= 40dB

 Min Gain

• Panel Mic - Partyline: <= 25dB

Mains Power

• Input Voltage Range: 100 - 240V AC
• Input Frequency Range: 50 - 60Hz
• Input Power: <= 60V AC
• Output Voltage: 30V DC ± 0.5V
• Output Current per Channel (Continuous): 1.2A
• Output Current per Channel (Peak): 2A (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 - x 19 x 6.5in (HxWxD)
• (44 x 483 x 165mm)

 Weight

• 6.1lbs (2.8kg)