Sonifex Talkback Control Unit, 8 Channels of 4 Wire Comms

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Veil. per inkl. mva. NOK 63825,00

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CM-TB8 8 Channel Talkback Control Unit

The CM-TB8 is a powerful and highly flexible self contained communications unit allowing multiple 4-wires and IFBs within a single 1U rack space. It offers easy connection to any industry standard talkback system including the Sonifex CM-TLL line listen unit plus the CM-CU1 and CM-CU21 commentator units.

Features of the CM-TB8 8 Channel Talkback Control Unit

  • 8 Channel talkback control unit in a 1U rack mount package.
  • Separate microphone and headset inputs with phantom power and individual gain settings.
  • Microphone talk level can be instantly adjusted or preset.
  • Talk level LEDs and built-in limiter.
  • Configurable ‘Group Talk’ function.
  • Interruptible Foldback and direct 4-Wire operation selectable on each channel with optional talkback-microphone mix function.
  • 2 external IFB (Interruptible Foldback) inputs available to each channel.
  • Optional telephone hybrid or GSM ports allow direct connection to a telephone line for remote communications.
  • Individual monitor level control for each channel.
  • Microphone output feed which is gain adjusted & , level limited.
  • Ethernet connection for remote configuration with built-in web server.
  • 6 stored configuration templates with 4 user editable sets.
  • Front panel loudspeaker with separate feed for an external loudspeaker.
  • Loudspeaker mute and dim controls, also available on remote input.
  • Remote ‘tally’ outputs indicating when each channel is active.
  • Remote inputs providing a call indication on each channel.
  • Built in tone generator for channel identification.

Technical Specification For CM-TB8

Microphone Input

Gain Range: +6dB to +68dB
Maximum Input Level: -6dBu
C.M.R.R.: > ,60dB
Frequency Response: ±0.5dB 20Hz to 15kHz Ref 50dB gain @ 1kHz
  ,   ,

Headphone Output

Gain Range: -60dB to +18dB
Maximum Output Level: +18dBu
Frequency Response: ±0.5dB 20Hz to 15kHz
  ,   ,

4-Wire And IFB Inputs

Maximum Input Level: +18dBu
Frequency Response: ±1dB 20Hz to 15kHz
  ,

Talkback Outputs

Maximum Output Level: +18dBu
Frequency Response: ±1dB 20Hz to 15kHz
  ,   ,

Loudspeaker

Power Output: 6W
Noise: More than 80dB below full output
Volume: Mute to full volume via front panel potentiometer
  ,   ,

Connections

Microphone: XLR-3 pin female (electronic balanced)
Headphones: 6.35mm stereo jack socket
Headset: XLR-5 pin female (input electronic balanced)
4-Wire Inputs: 8 x XLR-3 pin female (transformer balanced)
IFB Inputs: 2 x XLR-3 pin female (transformer balanced)
Talkback Outputs: 8 x XLR-3 pin male (transformer balanced)
Microphone Output: XLR-3 pin male (electronic balanced)
Loudspeaker Output: 6.35mm stereo jack socket
Remote Inputs: 15-way ‘D’-type socket
Remote Outputs: 15-way ‘D’-type socket
Ethernet: RJ-45, 10/100Mbps
Telephone: 4 x RJ11 6/4 (2 x line, 2 x handset), present on CM-TB8T only
Mains Input: Universal filtered IEC,continuously rated 85-264VAC, 47-63Hz, 25W
Fuse Rating: Anti-surge fuse 2A 20 x 5mm
  ,   ,

Equipment Type

CM-TB8: 8 channel talkback control unit
CM-TB8T: 8 channel talkback control unit with 2 x telephone hybrids
CM-TB8G: 8 channel talkback control unit with 2 x GSM lines
  ,   ,

Physical Specification

Dimensions (Raw)
Including Connectors:
48cm (W) x 34.0cm (D) x 4.2cm (H) (1U)
19” (W) x 4.3” (D) x 1.7” (H) (1U)
Dimensions (Boxed): 57cm (W) x 52cm (D) x15cm (H)
22.4” (W) x 20.5” (D) x 5.9” (H)
Weight: Nett: 5.54kg  ,   ,Gross: 6.5kg
Nett: 12.2lbs  , Gross: 14.3lbs
SKU CM-TB8
Vekt (kg) 0.050000
Enhet Stk
Fabrikant Sonifex
Produktserie Talkback, IFB & Commentary
Tilkobling RJ45, XLR, Jack

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