AT Communication
Site language:  

VHF Encryption

HF SSB Transceiver About us News Equipment Contacts Order For dealers Careers Customers Site Map
Search site:  
Subscribe to our newsletter  

AT Communication » Equipment » VHF Encryption » Voice Encryptor Module AT F 160
PDF version PDF version | Printer-friendly versionPrinter-friendly version

Voice Encryptor Module AT F 160



Voice Encryption for VHF radios

The AT-F 160 module is a simplified version of the AT F 1600 module with a reduced key length of 20 bits (more than 1 million keys)

Advantages and features of the AT F 160 encryptor

  • 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 throughout all communication zone
  • total absence of static noise
  • more than 1 million (220) digital keys
  • ability to work via common analogue repeater (Compatible with 12.5 kHz channel spacing)
  • operation in Simulcast, LTR, Voting radio communication systems
  • programmable autodetect - autodetection of secret/non-secret mode during receiving
  • solderless installation into Motorola Professional, Motorola Commercial, ICOM, Vertex Standard, Tait radio sets that have the corresponding optional connector
  • soldering installation into majority of other radios
  • PC programming
  • upgradeable

AT F 160 specifications


Vocoder algorithm

Mixed excitation linear prediction (MELP)

Data transmission rate

4.8 kbps

Frequency range

200-3400 Hz

Total number of digital keys

1,048,576

Analogue keys inversion frequency

2340...3840 Hz

Number of user keys

Up to 16, depending on type of radio

Speech intelligibility in confidence channel

Class 1

Current consumption

40 mA max

Current consumption in standby mode

30 mA max

Operating temperatures range

-30°C...+60°C

Programming

CONFIG_Light software, RDM9 programmer or standard radio programmer

Module options

Modules contain different functions depending upon the programmed options.
Options for modules are to be pre-ordered, pre-programmed and cannot be altered in operation.