Amron Two Diver DSP3 Rack Mount Helium Speech Unscrambler REFERENCE ONLY

This item number has been replaced by 2825R-02
This item number has been replaced by 2825R-02
Features:
Specifications:
Amcom ™ II 2-Diver DSP3 Rack Mount Helium Speech Unscrambler - P/N: 2825R/24/26DSP3 Includes:
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. Note: Amron reserves the right to change the battery brand at any time without notice.
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This item number has been replaced by 2825R-02
The Amcom ™ II Series 2825R communicator features hard-wired, two-diver communicators for both air and mixed gas commercial diving making this the most versatile and powerful two-diver communicator on the market today.
The most unique feature is the design of separate channels and volume controls for each diver and the tender, both for the uplink and the downlink paths. Each diver may have different equipment such as microphones and speakers or different listening and speaking characteristics. You can set the volume for each diver and tender to their individual comfort level. Diver communication configurations are either 2-wire or 4-wire mode or any combination of the two modes. The Amcom ™ II 2825R series of commercial diver communication systems include Amron’s new DSP3 Helium Speech Unscrambler (HSU) utilizing the latest in technological advancements. The core of our design incorporates a state-of-the-art digital signal processor to correct raw helium speech to clear, intelligible voice. The improved Treble Boost offers greater control over the amount of gain added to the High Frequency portion of the diver’s microphone. The Depth Control can be finely-tuned using a multi-turn potentiometer providing the tender with better speech quality. The Noise Reduction Filter (NRF) uses a complex Digital Signal Processor algorithm to capture the background noise and reduce it without affecting the divers’ speech.
This innovative concept allows our HSU to be truly the first unscrambler to use both frequency and time domain technologies for real-time audio processing. This state-of-the-art digital design accommodates a multitude of functions ranging from the correction of the diver’s raw helium speech to normal intelligible voice levels, advanced treble boost, and complex noise reduction filters (NRF).
FAQ's
Depending on the settings you’re using, the sound level of the background noise can be reduced by as much as 18 dB.
If the unit is plugged into a live outlet and turning on the switch does not cause the AC POWER LED to light up, then the fuse(s) are probably blown. Unplug the unit from the outlet, remove the fuses and check continuity with a multimeter. Replace any fuse that does not show continuity.
When operating your Amron Diver Communicator on AC, it is critical to use a Ground Fault Circuit Interrupter (GFCI) or isolation transformer for tender and diver safety. Surges and spikes are common on AC lines found on ships, generated locally, or at the end of long extension cable runs and can exceed 1kVolt. Such surges and spikes can cause the fuse to blow on the amplifier card assembly. The power supply is designed so that such a failure will be isolated and will not cause a safety issue to the tender or divers. It is strongly advised that your Amron Diver Communicator be operated on an AC circuit with a high quality surge arrester or an AC isolation transformer.
Amron International Customer Service
We respond to most inquiries within 24 hours, Monday – Friday, excluding holidays.Phone
Toll-Free: (877) 462-6700Local & International: (760) 208-6500
Fax: (760) 599-3857
Hours of Operation
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