Clear-Com RM-704

The RM-704 is a 2RU four-channel remote station with programmable front panel buttons and individual channel volume control. The RM-704 is powered directly from the intercom line and requires no external AC power.

• Dual-action electronic Momentary/Latching Talk buttons

• Individual listen volume controls

• Visual and audible call signaling

• Balanced audio input with program interrupt (IFB)

• External switchable line termination on each channel

• Microphone limiting

• Hot mic and line-level outputs

• Stage Announce with relay

• Built-in speaker

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

DC POWER:

• Input Voltage Range: 20-30 VDC

• Input Current (Idle): <=165 mA

• Input Current (Max): <=195 mA

REAR PANEL CONNECTORS:

• Intercom: (4) XLR-3M (1 per channel)

• (4) XLR-3F (1 per channel)

• Announce Out: (1) XLR-3M (audio)

• Program: (1) XLR-3F

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

• Accessory: (1) DB-15F

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

• (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) Speaker ON-OFF switch

• (1) Speaker volume control

• (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:

• 10.07lbs. (4.58 kg)