Clear-Com 4-Channel 2RU Main Station with built-in Speaker - MS-704

4-Channel 2RU Main Station with built-in Speaker

• Supports up to 55 beltpacks or 10 speaker stations on 4 channels
• Automatic short-circuit protection and reset with LED indicators
• Visual and audible call signaling
• 3 interruptible IFB channels
• 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

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

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

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

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

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

• O Noise: < -74 dBu
• Output Impedance: >10 K

• Crosstalk: < -60 dB
• Max level before Clipping: >= 12 dBu
• Sidetone Null Capability: > 25 dB

• Type: Balanced
• Output Impedance: >= 200
• Load Impedance: >= 600

• Type: Unbalanced
• Output Impedance: 180
• Load Impedance: >= 600

• 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

• 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%

• 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

• 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

• Panel Mic – Partyline: <= 25 dB

• 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

• 32 – 122°F (0 – 50°C)

• 1.75 x 19 x 6.5 in (HxWxD)
• (44 x 483 x 165 mm)

• 6.1 lbs (2.8 kg)