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Double Lock Chamber Comms, AC Battery Back, Amcom

Produktnummer: 2820A-4003

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Amron International Double Lock Chamber Communicator


The Amcom II chamber communication system is a full feature hard wire, two lock communicator system. The Amcom II has independent volume controls (operator, inner lock, and outer lock), as well as separate on/off controls for each lock.



  • Two Modes of Operation - 2-Wire Mode and/or 4-Wire Mode
  • Separate volume controls for operator and each lock
  • Separate on/off controls for each lock
  • External 12 VDC connection

Double Lock Chamber Communicator: Part Number 2820A-4003Includes

  • (1) Hand-Held Push-to-Talk Microphone: Part Number 2405-28
  • (1) 12 VDC Slide Terminal Gel-Cell Rechargeable Battery: Part Number 2890-05 - Expected life: 15 hrs
  • (1) MS Connector 14 Pin Female: Part Number MS-3106A-20-27S
  • (1) MS Cable Clamp 20/22 Shell: Part Number MS-3057-12A
  • (1) Power Cord: Part Number P-2392
  • (1) User Manual


  • Power: 115/230 VAC, 50-60Hz
  • Audio Output Power: 20 Watts
  • Back-up Power: Rechargeable 12 VDC Slide Terminal Gel Cell
  • Rear Panel Connection: MS 14 Pin Male with Mating Connector
  • Entertainment Input: 2 RCA jacks for (2820A-4003E only) audio input, signal is mixed internally for a stereo input/monaural output
  • Dimensions: 8 in. H x 10.125 in. W x 7.5 in. D(20.3 cm x 25.7 cm x 19.1 cm)
  • Weight: 15 lbs (3.6 kg)

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, headset, or a Remote Walk-and-Talk with a headset.