Clear-Com MS-704

MPN #MS-704

$3908.00

Financing available

Be the first to write a review

Free shipping in Canada. Conditions

4-Channel Headset/Speaker Main Station " UL Listed With Built-In 2 Amp Power Supply, Rack Mount (2RU)

The MS-704 is a 2RU four-channel main station with programmable front panel buttons, individual channel short-circuit protection, individual channel volume control, and a regulated fail-safe power supply.

Features

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

Specifications

Panel 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: >= 17dB

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

Off Noise: < -74dBu

Output Impedance: >10K

Partyline Input

Crosstalk: < -60dB

Max level before Clipping: >= 12dBu

Sidetone Null Capability: > 25dB

Stage Announce/Balanced Line Out

Type: Balanced

Output Impedance: >= 200

Load Impedance: >= 600

IFB/Hot Mic

Type: Unbalanced

Output Impedance: 150

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 - 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

Station Capacity

Up to 40 RS-601 beltpacks or 10 speaker stations or 12 headset stations distributed over all channels

Rear Panel Connectors

Intercom: XLR-3M (2 per channel)

Announce Out: XLR-3M (audio)

Program: (1) XLR-3F

Hot Mic / IFB Interface: (1) 1/4 in. (0.64 cm) phone jack

Accessory: (1) DB-15F

AC Power: IEC 320 connector

Rear Panel Controls

(1) Power switch

Front Panel Connectors

Panel Mic: (1) 1/4 in. (0.64 cm) panel mounting jack

Headset: (1) XLR-4M

Front Panel Controls & Indicators

(1) Panel / headset mic switch

(1) Mic on button

(1) All talk button

(1) Announce button

(1) Partyline link button

(4) Program ON-OFF-INTERRUPT DIP switches

(1) Program level control

(4) Listen adjust controls

(4) Channel null adjust controls

(4) Channel program feed adjust controls

(4) Talk buttons

(4) Call buttons

(4) Listen buttons

(1) RMK button

(1) Speaker ON-OFF switch

(1) Speaker volume control

(4) Short LEDs

(1) Panel mic gain control

(1) Sidetone adjust control

(1) Headset audio limiter DIP switch

(3) Interrupt enable DIP switches

(4) Auto-call DIP switches

(4) Auto-talk/listen DIP switches

(4) Talk latch disable DIP switches

(4) Line length DIP switches

Environmental

32 - 122F (0 - 50C)

Dimensions

19 in. W x 3.5 in. H x 10.5 in. D

(483 mm x 88 mm x 267 mm)

Weight

10.86lbs. (4.94 kg)

Reviews

No reviews. Be the first to write a review

View more products from Clear-Com