The AT F 1600 Voice encryption module for VHF radios is a multifunctional digital device speech transformation device, designed to provide high level voice encryption via VHF radiocommunication channels
Advantages and features of the ATF 1600 module
- digital encryption
- transmission in the form of «white noise»
- no speech vocalization
- provision of digital communication channel in the analogue communication system
- digital quality of communication
- high quality signal
- total absence of static noise
- more than 4 billion (232) digital keys
- ability to work via common analogue repeater (Compatible with 12.5 kHz channel spacing)
- fully functional in Simulcast, LTR and Voting radio communication systems
- autodetection of secure/non-secure mode during receiving
- solderless installation into Motorola Professional, Motorola Commercial, ICOM, Vertex Standard, Tait radio sets
- soldering installation into majority of other radios (of restricted architecture)
- PC programming
- upgradeable
AT F 1600 specifications
| Vocoder algorithm |
Mixed excitation linear prediction (MELP)
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Data transmission rate
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4.8 kbps
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Frequency range
|
200-3400 Hz
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Total number of digital keys
|
4,294,967,296
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Analogue keys inversion frequency
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2340...3840 Hz
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Number of user keys
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Up to 16, depending on type of radio
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Speech intelligibility in confidence channel
|
Class 1
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Current consumption
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40 mA max
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Current consumption in standby mode
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30 mA max
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Operating temperatures range
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-30°C...+60°C
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Programming
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CONFIG software, RDM9 programmer or standard radio programmer
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