Description
The AMCOM™ II 2820A-03 Double Lock Chamber Communicator is a fully equipped, hard-wired two-lock communication system. It features independent volume controls for the operator, inner lock, and outer lock, as well as separate on/off switches for each lock. This model includes a built-in internal charger and battery backup, along with an entertainment channel that delivers audio through an RCA audio jack. Amron's latest design incorporates several new enhancements while preserving the key features of previous models.
DISCLAIMER: Amron's chamber communication systems are intended for use in air chambers where oxygen levels do not exceed 23.5%. Our communication products, including communicators, speakers, entertainment systems, and other accessories, are NOT designed for use in oxygen-rich environments. These products are not intrinsically safe and do not comply with NFPA-99, Chapter 20, or other relevant standards. Misuse of our communication products in high-oxygen environments may result in serious injury or death.
High Audio Fidelity: Equipped with an ultra-low noise circuit and noise suppression technology, the AMCOM™ II ensures crystal-clear speech. Automatic gain adjustment prevents distortion, protects the speaker, and enhances overall audio quality, expanding the bandwidth by 47%.
Extended Battery Backup: The advanced Class-D digital audio power amplifier delivers superior performance with minimal power dissipation, producing less heat and extending battery backup time by up to 32%.
Flexible Gain Settings: The audio amplifier card features adjustable gain settings, making it adaptable to various communication environments and applications.
Ultra-Low Electromagnetic Interference (EMI): EMI is minimized through spread-spectrum and de-phase control techniques, ensuring optimal integration with diving systems.
FEATURES:
Fully equipped hard-wired double-lock chamber communicator system.
Independent channels and volume controls for the operator, inner lock, and outer lock, with separate on/off controls for each lock.
Built-in internal charger and battery backup.
Panel microphone for easier communication with chamber occupants.
Two operating modes: 2-wire and 4-wire modes.
Entertainment channel with audio output via RCA audio jack and adjustable volume control.
Entertainment audio is automatically interrupted when the Hand-Held Push-to-Talk Microphone or Push-to-Talk switch is activated.
Input Impedance (Each Input): 250 Ohms
Frequency Response: 300 - 10000 Hz
Common Mode Rejection: 40 dB Minimum
Current Drain Maximum Full Volume: 3 Amps
Minimum Quiescent Current: 0.190 Amps
Output Impedance: 4 Ohm
Power Supply Voltage: 12 VDC Nominal (9 Volts Minimum - 16 Volts Maximum)
AC Power Operating Range: 90-264 VAC, 50-60 Hz
Sensitivity (Input): 0.5 mV
Output Power (RMS @ 4 Ohm Load, 12 VDC): 10 Watts Audio
Battery Life: 45 hours
Dimensions: 8.0 in. H x 10.1 in. W x 7.5 in. D (20.3 cm x 25.7 cm x 19.1 cm)
Weight: 14 lbs (6.4 kg)
INCLUDED WITH COMMUNICATOR: The AMCOM™ II 2820A-03 Double Lock Chamber Communicator with Entertainment Channel includes:
(1) Amron 2405-28 Hand-Held Push-to-Talk Microphone
(1) Amron 2890-05 12VDC Sealed Lead Acid Gel-Cell Rechargeable Battery with Slide Terminals
(1) Amron MS-3106A-20-27S 14 Pin Female MS Connector
(1) Amron MS-3057-12A 20/22 Shell MS Cable Clamp
(1) Amron P-2392 Power Cord
(1) Amron 2820A-02-UM Double Lock Chamber Communicator User Manual
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