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Clear-Com RM-702

2-Channel Headset/Speaker Remote Station
Item #:RM-702 
Available: Special Order/Direct Ship
Single rack-space, two-channel station is powered by the intercom line. Operator can talk and/or listen on either or both channels. Accepts line-level audio program input via DB-15 Connector, with both channels programmable for interrupt. Microphone limiting and speaker "dipping" circuit for greater output before feedback.
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Technical Specifications

Panel Microphone Input

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

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

Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5K ohm

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

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

Party-line Output
Off Noise: < -74dBu
Output Impedance: >10K ohm

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

Stage Announce/Balanced Line Out
Type: Balanced
Output Impedance: >= 200 ohm
Load Impedance: >= 600 ohm

IFB/Hot Mic
Type: Unbalanced
Output Impedance: 180 ohm
Load Impedance: >= 600 ohm

Frequency Response
Panel Mic - Party-line: 600 - 10KHz ± 3dB
Headset Mic - Party-line: 200 - 12KHz ± 3dB
Headset Mic - Line Out: 200 - 12KHz ± 3dB
Program Input - Party-line: 100 - 17KHz ± 3dB
Program Input - Headset Out: 200 - 10KHz ± 3dB
Program Input - Speaker Out: 300 - 10KHz ± 3dB
Party-line - Headset Out: 200 - 10KHz ± 3dB
Party-line - Speaker Out: 300 - 10KHz ± 3dB

Max Distortion
Panel Mic - Party-line: <= 0.5%
Headset Mic - Party-line: <= 0.5%
Headset Mic - Line Out: <= 0.5%
Program Input - Party-line: <= 0.2%
Program Input - Headset Out: <= 0.2%
Program Input - Speaker Out: <= 0.5%
Party-line - Headset Out: <= 0.2%
Party-line - Speaker Out: <= 0.5%

Noise
Panel Mic - Party-line: < -65dBu
Headset Mic - Party-line: < -70dBu
Headset Mic - Line Out: < -55dBu
Program Input - Party-line: < -85dBu
Program Input - Headset Out: < -60dBu
Program Input - Speaker Out: < -60dBu
Party-line - Headset Out: < -50dBu
Party-line - Speaker Out: < -50dBu

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

Min Gain
Panel Mic - Party-line: <= 25dB

Power
Input Voltage Range: 20-30 VDC
Input Current (Idle): <= 90mA
Input Current (Max): <=110mA

Rear Panel Connectors
Intercom: (2) XLR-3M (1 per channel)
(2) XLR-3F (1 per channel)
Hot Mic / IFB Interface: (1) 1/4 in. (0.64 cm) phone jack
Accessory: (1) DB-15F

Rear Panel Controls
(12) Option switches

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) Announce button
(2) Program send level controls
(1) Program monitor level control
(2) Listen controls
(2) Sidetone null controls
(2) Talk buttons
(2) Call buttons
(1) Speaker ON-OFF switch

Environmental
32 - 122F (0 - 50šC)

Dimensions
19 in. W x 1.75 in. H x 7.0 in. D
(483 mm x 44.5 mm x 178 mm)

Weight
5.2 lbs. (2.36 Kg)