Sub-Tech Systems Ltd

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Single Diver Radio

Single Diver Radio

The above is a small compact 1 Diver radio packed with 22 watts audio power and many versatile features to give you many years of service. It is available in a rechargeable version complete with the new and improved External Charger with Gel-cell battery or a non-rechargeable version with standard lantern type batteries. Small enough to fit in your gear bag and priced to fit your budget. No diver should be without for back-up or primary communications!

  • Available in rechargeable & non-rechargeable models
  • LED battery indicator
  • Enough audio power to support two divers
  • Moulded co-polymer case with O-ring seal for protection
  • External 12VDC power connection
  • Independent diver and tender controls
  • All connections on side of case for remote operation with lid closed
  • Black powder coated panel with easy to read white graphics
  • Flip-latch battery compartment with O-ring seal
  • Tape Record Jack is standard
  • 2 and/or 4 wire operation standard


  • Non-Rechargeable
    Shipped ready to use with two 6-volt lantern batteries and manual.

    Rechargeable
    Shipped ready to use with a 12VDC rechargeable Gel-cell battery, external charger and manual. The unit can be left on charge indefinitely without damage to the batteries or communicator. The communicator can be operated directly from the charger where AC power is available.









    2 Diver Radio

    Two Diver Radio

    The Amcom® II Series 2820 and 2825 are the most versatile and powerful two diver communicators on the market today. The 2825 Series includes a hand-held push-to-talk microphone and separate volume controls for each diver. Both divers can be set up on Simulcom or push to talk, or one diver on Simulcom and the other diver on push-to-talk mode, or any combination of the two modes.

    Features:
  • New weatherproof panel microphone for greater voice intelligibility
  • Ability to use both dynamic and pre-amplified diver microphones with a unique circuit that detects microphone type and automatically adjusts volume levels


  • Non-Rechargeable
    Shipped with four 6-volt spring top batteries and manual.

    Rechargeable ( /23 Option)
    From an external charger. The unit can be left on charge indefinitely without damage to the batteries or communicator. The communicator can be operated directly from the charger where AC power is available. Shipped with four rechargeable spring top Gel-cell batteries, external charger and manual.

    AC Power ( /24 option)
    With automatic battery backup power. Shipped with one 12 VDC Rechargeable slide terminal Gel-cell type battery automatically recharges while operating the unit. The voltage is automatically selectable for 110 or 220VAC, 50 or 60Hz, with built-in isolation transformer. Shipped complete with backup batteries and manual.

    Tech Note
    All communicators will transfer topside noise to the diver when using the radio speaker only. To eliminate background noise and achieve clear concise communications, use a push to talk microphone or a headset or a remote walk & talk with headset.

    Specifications
    Power: 110/220VAC, 50/60Hz (automatic), or internal/external batteries 12VDCbr /> Frequency Response: 300Hz to 12kHz
    Audio Power Output: 22 watts per channel
    Isolation Transformer: Split Bobbin Medical Grade
    Non-rechargeable: 4 ea. 6VDC spring-top configured to 12V. Expected life: 40 hours
    Rechargeable (/23 option): 4 ea. 6VDC spring-top configured to 12V. Expected life: 40 hours
    Back-up Battery (/24 option): 1 ea. 12VDC rechargeable Gel-cell. Expected life: 20 hours








    Three Diver Radio

    Three Diver Radio

    The 3 Diver Communications Box has all of the same features of the 2 Diver Communications Box (option two). This radio utilises separate volume controls for each diver and the tender, both, for the up-link and downlink paths.

    Features
  • New weatherproof panel microphone for great voice intelligibility
  • Available in AC power with automatic battery back-up
  • LED battery indicator
  • Enough audio power to support three divers
  • External 12VDC power connection
  • Independent diver and tender controls
  • Hand-held push-to-talk microphone
  • Remote Walk & Talk belt module (optional)
  • Tape Record Jack
  • 2 and/or 4 wire operation standard
  • Ability to use both dynamic and pre-amplified diver microphones with a unique circuit that detects microphone type and automatically adjusts volume levels


  • AC Power
    With automatic battery backup power. Rechargeable Gel-cell type battery automatically recharges while operating the unit. The voltage is automatically selectable for 110 or 220VAC, 50 or 60Hz, with built-in isolation transformer. Shipped complete with backup batteries and manual.

    Tech Note
    All communicators will transfer topside noise to the diver when using the radio speaker only. To eliminate background noise and achieve clear concise communications, use a push to talk microphone or a headset or a remote walk & talk with headset.

    Specifications
    Power: 110/220VAC, 50/60Hz (automatic), or internal/external batteries 12VDC
    Frequency Response: 300Hz to 12kHz
    Audio Power Output: 22 watts per channel
    Isolation Transformer: Split Bobbin Medical Grade
    Back-up Battery: 1 ea. 12VDC, Gel-cell
    Expected Battery Life: 20 hours

    Weight & Dimensions
    Height: 9.0 in. (22.9 cm)
    Width: 14.5 in. (36.8 cm)
    Depth: 10.0 in. (25.4cm)
    Weight (approx): 22 lbs. (9.98kg)