The AMCOM III 2830A-11 Three-Diver Rechargeable Portable Communicator with Outdoor AC Power Module and International Locking Power Cord is designed to provide enhanced communication capabilities for diving operations. Featuring several enhancements, this communicator ensures clear speech and extended battery life for efficient underwater communication.

Key features include:

• Enhanced Audio Fidelity: Utilizes ultra-low noise circuit combined with noise suppression circuitry for crystal clear speech. Automatic gain adjustment guards audio signal from distortion, enhancing speaker protection and audio quality. Increases bandwidth by 47%.
• Extended Battery Operation Time: Equipped with a state-of-the-art Class-D digital audio power amplifier for low power dissipation, less heat generation, and extended battery life up to 32%.
• Flexible Gain Settings: Adjustable gain settings accommodate different communication applications and environments.
• Ultra-Low Electromagnetic Interference (EMI): Achieved through spread-spectrum and de-phase control techniques, providing optimum integration with diving systems.
• Outdoor Rated AC Power Module: Weather-resistant IP65 rated AC power entry module accommodates country-specific AC power cords for versatile usage.

The communicator also includes separate channels and volume controls for each diver and tender, allowing individual adjustments for comfort and equipment variations. It supports both dynamic and pre-amplified diver microphones, automatically adjusting volume levels based on microphone type. Additionally, it features an internal charger for simultaneous charging and operation, protecting the rechargeable battery from overcharging.

Specs:

• Input Impedance: 250 Ohms
• Frequency Response: 300 – 10000 Hz
• Power Supply Voltage: 12 VDC Nominal
• Output Power: 10 Watts Audio RMS @ 4 Ohm Load
• Battery Life: 41 hours
• Dimensions: 10 in. H x 9 in. W x 14.5 in. L
• Weight: 17.05 Lbs. (7.73 Kg)

The communicator package includes Amron 2405-28 Hand-Held Push-to-Talk Microphone, Amron 2890-05 12 VDC Sealed Lead Acid Gel-Cell Rechargeable Battery with Slide terminals, and Amron 283XA-UM Three-Diver Portable Communicator User Manual.

Optional accessories include Amron 2401-28 Deluxe Headset with Boom Mic and Amron 2822-28 or 2821-28 Remote Walk-and-Talk for tender communication.

For optimum clarity and communication, it is recommended to use the 2405-28 Push-to-Talk Microphone and the 2401-28 Deluxe Headset with Boom Mic topside.

TECH NOTE: To eliminate background noise at the surface, use the 2405-28 Push-to-Talk Microphone. For wireless tender communications, order the 2830A-03 Three-Diver Deluxe Portable Communicator with Wireless Tender.