Clear-Com RM-704 4-Channel Headset/Speaker Remote Station
 Home > Clear-Com > Party-Line > Remote Stations > RM-704
  • Clear-Com RM-704

    Product Code: RM704
    Buy Sell Sales Clear-Com RM-704
    review button

Clear-Com RM-704: Overview
Clear-com RM-704 is the most advanced partyline intercom system. Each station is a four channel intercom with high level audio and various access of channels offers unbeaten workability in communication.
RM-704 front panel has easy accessible controls and it can be modified depends on the needs of studio, stage or producer. Volume controls are available separately for each channel to get the
correct audio mix in the headset or speaker.

• Four Independent Intercom Channels for ultimate flexibility
Microprocessor-Controlled Logic assures maximum communications power
Universal Voltage Power Supply for 100 - 240 VAC operation, with shortcircuit protection on each channel
Linking Control instantly links channels together in “super party line”
Separate Talk and Listen Buttons for each channel
Individual Listen Volume Controls for each channel
“All-Talk” Function permits instant communications to all four channels
Four Separate Program Inputs are electronically balanced
Three Interruptible IFB Channels make talent cueing easy
“Announce” Button with Relay for external paging
Visual “Call Signaling” alerts users when others want to speak to them
Wide-Range High-Output Speaker for optimum clarity in all acoustic environments
“Hot-Mic” Output allows easy connection to external IFBs
Adjustable Mic Proximity Compensation reduces acoustic feedback
Superior “Contoured” Audio insures excellent voice intelligibility under all noise conditions, including high-noise environments
LED buttons for talk, call, announce, link, all talk, and mic on
Remote Mic Kill switch turns off the microphone talk circuits

Clear-Com RM-704 Specifications
Panel Microphone Input Input Type : Electret
Input Impedance: >=2KΩ
Mic Limiter Threshold: 0dBu ±3dB
Mic Limiter Range: >= 20dB
Headset Microphone Input Input Type: Dynamic
Input Impedance: >= 1KΩ
Mic Limiter Threshold: 0dBu ± 3dB
Mic Limiter Range: >= 15dB
Program Line Input Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5KΩ
Headset Output Load Impedance: >= 8Ω
Output Impedance: <= 25Ω
Output Limiter Threshold: +5dBu ± 3dB
Maximum Output Level before Distortion: >= 17dBu
Speaker Output Load Impedance: >= 4Ω
Max Output Level before 1% Distortion: 20dBu ± 2dBu
Party-line Output Off Noise: < -74dBu
Output Impedance: >10KΩ
Party-line Input Crosstalk: < -60dB
Max level before Clipping: >= 12dBu
Sidetone Null Capability: > 25dB
Stage Announce/Balanced Line Out Type: Balanced
Output Impedance: >= 200Ω
Load Impedance: >= 600Ω
IFB/Hot Mic Type: Unbalanced
Output Impedance: 180Ω
Load Impedance: >= 600Ω
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 - 122˚F (0 - 50˚C)
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)
 Related Products
  • CC-300
    Single ear standard

    Clear-Com CC300

    Buy Sell Sales Clear-Com CC-300

  • CC-400
    Double ear standard

    Clearcom CC-400

    Buy Sell Sales Clear-Com CC-400

  • HS-6
    Telephone style handset w/ wall mount charger

    Clear-Com Intercom Handsets

    Clear-Com HS-6

  • MS-704
    4-Channel Headset/Speaker Main Station

    Clear-Com MS-704

    Buy Sell Sales Clear-Com MS-704

  • PS-704
    4-Channel 2-Amp Rackmount Powersupply

    Clear-Com PS-704 Power Supply

    Buy Sell Sales Clear-Com PS-704


Analog Partyline Main Stations
Clear-Com CS-702 2-Channel Portable Headset Main Station
Clear-Com MS-702 2-Channel Headset/Speaker Main Station
Clear-Com MS-704 4-Channel Headset/Speaker Main Station
Clear-Com SB-704 4-Channel Switchboard Main Station
Clear-Com RCS-2700 8x 24-Channel Programmable Station-Assignment Panel

Analog Partyline Wired Beltpacks
Clear-Com RS-701 Single Channel Wired Beltpack
Clear-Com RS-702 2-Channel Dual Listen Wired Beltpack (uses 6-pin XLR)
Clear-Com RS-703 2-Channel Dual Listen Wired Beltpack (uses 3-pin XLR)

Analog Partyline Remote Stations
Clear-Com RM-702 2-Channel Headset/Speaker Remote Station
Clear-Com RM-704 4-Channel Headset/Speaker Remote Station

Clear-Com RCU-67 Remote Control for RCS-2700

Clear-Com RS-601 Single Channel Wired Beltpack
Clear-Com RS-602 2-Channel Dual listen Beltpack (uses 6-pin XLR)
Clear-Com RS-603 2-Channel Dual Listen Beltpack (uses 3-pin XLR)