SKU: 13529461436

Amron 2830A-11 Three-Diver Rechargeable Portable Communicator with Outdoor AC Power Module and International Locking Power Cord

Sale price$1476.39 Regular price$1640.43
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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

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Description

Amron 2830A-11 Three-Diver Rechargeable Portable Communicator with Outdoor AC Power Module and International Locking Power CordENHANCEMENTS: High Audio Fidelity Ultra low noise circuit combined with noise suppression circuitry produces crystal clear speech. Automatic gain adjustment will guard audio signal from distortion, enhance speaker protection and audio quality. Increases band width 47%. Extended Battery Operation Time Audio amplifier card deploys the state of the art Class D digital audio power amplifier. Has very low power dissipation, produces less heat, and extends

ENHANCEMENTS:

• High Audio Fidelity
Ultra-low noise circuit combined with noise suppression circuitry produces crystal clear speech. Automatic gain adjustment will guard audio signal from distortion, enhance speaker protection and audio quality. Increases band width 47%.

• Extended Battery Operation Time
Audio amplifier card deploys the state-of-the-art Class-D digital audio power amplifier. Has very low power dissipation, produces less heat, and extends battery life up to 32%.

• Flexible Gain Settings
The audio amplifier card has adjustable gain settings to accommodate different communication applications and environments.

• Ultra-Low Electromagnetic Interference (EMI)
EMI is achieved through spread-spectrum and de-phase control techniques providing for optimum integration with diving systems.

• Outdoor Rated AC Power Module
Weather resistant, IP65 rated AC power entry module accommodates country specific AC power cords.

• Country Specific V-Lock AC Power Cord
At time of order, simply choose the IP54 rated Locking AC power cord you need.

 

FEATURES:
  • Separate channels and volume controls for each diver and tender to accommodate individual earphone and microphone adjustments, equipment variations and individual comfort levels.
  • Divers’ umbilicals can be set to 4-wire mode (full duplex) or 2-wire mode (push-to-talk) or any combination of the two modes for any diver.
  • Ability to use both dynamic and pre-amplified diver microphones with a unique circuit that detects microphone type and automatically adjusts volume levels.
  • Weatherproof push-to-talk microphone for better voice intelligibility topside. For optimum clarity, see Tech Note (below) for other recommended equipment.
  • Internal charger allows for simultaneous charging and operation of the unit while protecting the rechargeable battery from being over-charged. Automatically supplies power to the audio amplifier when AC power is disconnected to allow for continued operation.

 

SPECIFICATIONS:
  • 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: 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):5 mV
  • Output Power (RMS @ 4 Ohm Load, 12 VDC): 10 Watts Audio
  • Battery Life: 41 hours
  • Dimensions: 10 in. H x 9 in. W x 14.5 in. L (25.4 cm x 22.9 cm x 36.8 cm)
  • Weight: 17.05 Lbs. (7.73 Kg)

 

INCLUDED WITH COMMUNICATOR:

AMCOM™ III 2830A-11 Three-Diver Portable Communicator with AC Power, Internal Charger and Rechargeable Battery includes:

  • (1) Amron 2405-28 Hand-Held Push-to-Talk Microphone
  • (1) Amron 2890-05 12 VDC Sealed Lead Acid Gel-Cell Rechargeable Battery with Slide terminals
  • (1) Amron 283XA-UM Three-Diver Portable Communicator User Manual

 

AVAILABLE OPTIONS:
  • Amron 2401-28 Deluxe Headset with Boom Mic
  • Amron 2822-28 Remote Walk-and-Talk (4-wire mode)
  • Amron 2821-28 Remote Walk-and-Talk (2-wire mode)
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 13529461436

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Product Reviews
T
ThereseHazzard
Grantham, US
★★★★★ 5
All around helpful---worth the money!
Format: Paperback
This guide has been most helpful for all the folks I help prepare for the iTEP test! It gives insight into what each section of the test is looking for along with examples and great tips about actually TAKING the test. In the Writing and Speaking sections, it also gives sample scores and comments from the Master Grader which is very helpful too.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 9, 2019
T
Thomas J. Shandorf
Los Angeles, US
★★★★★ 5
Comprehensive, clear and coherent!
Format: Paperback
The iTEP Practice Guide combines a no-nonsense approach to the specific iTEP tests and at the same time offers exercises that task the student with what they need to know. Exercises not only serve the purpose of scoring well, but the overall approach is communicative competence. We use the text in our group and one-to-one classes with very positive--and lasting--results.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 23, 2019
S
Verified Purchase
Sarah Sofía Ortiz Campos
Lowell, US
★★★★★ 1
No recomiendo
Format: Paperback
Muy malo, no vine completo, además se demoró mucho más de lo que decía al momento de comprarlo. Solo aplazaban la fecha de entrega sin consultar cómo afectaba al cliente. Yo tuve que presentar el examen sin el libro, porque no llegó en la fecha que decía al comprarlo y después se cambió 3 veces la fecha, casi cumpliendo el mes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
E
Verified Purchase
Elaine li
Phoenix, US
★★★★★ 5
VERY EFFICIENT MATERIAL
Format: Paperback
It's the most efficient material to prepare the test.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2020
T
ThereseHazzard
West Palm Beach, US
★★★★★ 5
All around helpful---worth the money!
Format: Paperback
This guide has been most helpful for all the folks I help prepare for the iTEP test! It gives insight into what each section of the test is looking for along with examples and great tips about actually TAKING the test. In the Writing and Speaking sections, it also gives sample scores and comments from the Master Grader which is very helpful too.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 9, 2019

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