C-Phone 4 Diver Radio

Portable diver communications system for 4 diver round robin operations

The C-Phone 4 is a portable and rugged diver communications system designed to deliver clear and reliable diver-to-surface and diver-to-diver communication.

The system provides full round robin communications between the tender, two working divers and one standby diver. An additional channel allows communication with other personnel, such as deck support crew.

Modern electronics have been selected and tested to provide high-quality audio clarity in demanding environments. Designed for ease of use, the unit features clearly labelled controls, simple channel selection and individual volume adjustment, with integrated battery power for operational flexibility.

Subsea Electronics

Technical Specifications

  • Model: CP4 (4 channel)
  • Dimensions: 360 x 290 x 170 mm
  • Weight: 3.5 kg
  • IP Rating: IP67 (closed), IP65 (open)
  • Power Supply: Rechargeable LiPo battery
  • Volume Control: Individual uplink / downlink
  • Channel Selection: Individual channels
  • Configuration: 2-wire push-to-talk or 4-wire selectable
  • Battery Operating Life: 6–7 hours
  • Standby Current: 170 mA
  • Frequency Response: 400 Hz to 10 kHz
  • Audio Power Output: 7.8 W into 8 Ω
  • Loudspeaker: 8 Ω, splashproof
  • Panel Microphone: Omnidirectional
  • Recording Output: Via RCA socket
  • Inputs: Banana plug

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Part: CP4

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