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HF Radio Digital Voice and
Secure Digital Voice

User Guide

BCM40504/05

© Barrett Communications

BARRETT

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Summary of Contents for HF 2000 Series

Page 1: ...HF Radio Digital Voice and Secure Digital Voice User Guide BCM40504 05 Barrett Communications BARRETT ...

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Page 3: ... 13 2 Install the Key Management Software KMS 16 3 Set transceiver to SDV DV Programming Mode 4000 series or Scrambler Program Mode 2000 series 17 4 Generate the keys 19 5 Exporting the Keys 22 6 Loading the Keys 23 Selecting Keys in 4000 Series Transceivers 30 Secure Digital Voice Data Key 30 Enable Digital and Secure Voice in 4000 Series Transceivers 31 Selecting Keys in the 2000 Series Transcei...

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Page 5: ...ion SDV 256 P N BCO40507 Secure digital voice module auto vocoder 600 1200 2400 bps with AES 256 encryption Export Licence required 4 Key management software DES 56 P N BCA40521 For use with SDV 56 P N BCO40506 5 Key management software AES 256 P N BCA40520 For use with SDV 256 P N BCO40507 2050 HF Transceiver Digital Voice Products 1 Digital voice module DV P N BCO20515 Digital voice auto vocoder...

Page 6: ...oice module DV P N BCO20515 Digital Voice auto vocoder module 700 1200 2400 bps no encryption 2 Secure digital voice module with DES 56 encryption SDV 56 P N BCO20521 Secure digital voice module auto vocoder 700 1200 2400 with DES 56 encryption 3 Secure digital voice module with AES 256 encryption SDV 256 P N BCO20520 Secure digital voice module low rate auto vocoder 600 1200 2400 with AES 256 enc...

Page 7: ...SDV allows users to encrypt their com munications over HF therefore providing a secure HF network Both DV and SDV capability can be utilised in Barrett 4000 and 2000 series HF Transceivers using Barrett digital voice modules which are designated as DV Digital Voice module with no encryption SDV 56 Secure Digital Voice module with DES 56 encryption No export licence required SDV 256 Secure Digital ...

Page 8: ...utilised for DV operation However analogue voice would still be available for voice communications The module will adjust up or down between the above baud levels for effective use of digital voice All the modules require a minimum SNR of 3 dB to operate at the low level It is quite common that the baud rates being used between stations can vary as the SNR can be different at each station This can...

Page 9: ...ing of each received transmission Low pitched tones Low baud rate Medium pitched tones Medium baud rate can sound like one long continuous tone High pitched tones High baud rate If the DV module senses no outgoing or incoming signals for two minutes the DV module will revert to the default low baud rate If the operator initiates two short transmissions PTTs for example by pressing the microphone P...

Page 10: ...10 DIGITAL VOICE AND SECURE DIGITAL VOICE OVERVIEW ...

Page 11: ...ied on a USB device and once inserted into a PC can be installed following the on screen prompts This section of the manual covers the following Using Barrett Key Management Software KMS used with 2000 and 4000 series transceivers including generating keys Loading keys into 4000 series transceivers Selecting keys in 4000 series transceivers Enable digital and secure voice in 4000 series transceive...

Page 12: ...ontained are applicable to both variants The typical steps to generate keys and load them onto a transceiver are as fol lows 1 Connect the transceiver to a PC 2 Install the Key Management Software KMS 3 Set transceiver to SDV DV Programming Mode 4000 series or Scram bler Program Mode 2000 series 4 Generate the keys 255 secure keys fro 4000 series transceivers and 15 secure keys for 2000 series tra...

Page 13: ...IGITAL VOICE AND SECURE DIGITAL VOICE SET UP 1 Connect the transceiver to a PC Rear of 4050 HF SDR Transceiver Serial cable P N SA 29109 USB to serial adaptor P N BCA92318 Windows PC 4050 HF SDR Transceiver ...

Page 14: ...14 DIGITAL VOICE AND SECURE DIGITAL VOICE SET UP 2000 Series Connection Diagrams 2050 HF Transceiver Rear of 2050 HF Transceiver Serial cable P N BCA90023 USB to serial adaptor P N BCA92318 Windows PC ...

Page 15: ...AL VOICE AND SECURE DIGITAL VOICE SET UP PRC 2090 2090 HF Transceiver Front of PRC 2090 2090 HF Transceiver Serial cable to suit 2090 with DB9 adaptors P N SA 29109 USB to serial adaptor P N BCA92318 Windows PC ...

Page 16: ...he logged on user has administrator privileges The Installer may be run by inserting the USB device provided into an available USB port on the PC navigating to the drive and running the installer file KMS installers are typically named Barrett_Communications_56 bit_vx x xx_setup exe Follow the prompts to install the software ...

Page 17: ... using the touch screen or the arrow keys on the key pad until SDV 4026 Programming Mode can be selected PLEASE NOTE The menu options shown on the right will vary depending on the options available to you and installed on your transceiver Select Enabled Settings Security To access this mode tap the Set tings menu from the Swipe menu and then select Security ...

Page 18: ...n Use the scroll keys to select General Then press Use the scroll keys to select Scrambler Program Then press Use the scroll keys to select Yes Then press When the following screen displays load the keys into the Transceiver On completion of the Keyfill pro cess press to exit On the Barrett 2000 series transceivers secure digital voice capabilities are assigned to Scrambler Prg Mode ...

Page 19: ...has to be created Edit an existing Key Configuration File Choose this option if a Key Configu ration File has already been created but needs to be modified Export an existing Key Configuration File to USB Fill Device Choose this option if a Key Configuration File has already been created and needs to be programmed into a transceiver Key Management Software Select the appropriate option and continu...

Page 20: ... hack Greater complexity will ensure that the keys are not related and that they are cryptographically secure 3 The Add unique hidden text are unique check box includes the cur rent time in the key generation process This ensures that regenerating the keys using the same passphrase at a different time will result in different keys 4 Clicking this button automatically generates a 100 strength pass ...

Page 21: ... user Documents Barrett Communica tions KMS Files folder Where user is the username of the currently logged on user This file needs to be kept secure as access to this file can compromise key security WARNING Anyone with access to the stored keyset file kms can reproduce the generated keys Take care to protect or remove this file as appropriate Choose a name and save the keyset ...

Page 22: ...ll be required each time the exported keyset is loaded into a radio 1 Type a Security Code to allow the keys to be exported Make a note of the security code to protect the generated keys because it is impossible to recover keys without the security code 2 Select a folder to export the keys to A dialogue box will pop up and indicate that the keys were saved successfully A file barrett_communication...

Page 23: ...B device with the appropriate exported keys on it into the transceiver The trans ceiver will detect the insertion of the device and ask the user to load the keys 1 Insert the USB device into the socket The USB device must contain a rtk file that has been exported 2 Select SDV Encryption Keys when the pop up appears If it does not appear go to Set tings Import Update 3 Select the rtk file that repr...

Page 24: ...y named Barrett_Communications_56 bit_vx x xx_setup exe Follow the prompts to complete the installation Configuration Load Software 4000 and 2000 series The CLS is compatible with both 2000 and 4000 series transceivers via the serial connection on the back of the transceivers and a Programming Cable P N BCA40001 The Configuration Load Software is responsible for loading keys into 2000 and 4000 ser...

Page 25: ...t When using a serial connection ensure that the cor rect serial port is entered If the serial port number is incorrect the soft ware will not con nect to the trans ceiver For 4000 series transceivers to ensure connection make sure that SDV 4026 mode is Ena bled in the Security menu and that the Networked RS232 is set to Direct For 2000 series transceivers to ensure connection make sure that Scram...

Page 26: ...on 4000 Series only ensure that the correct IP address and serial port are entered If either of these are incorrect the software will not con nect to the transceiver Settings I O To ensure connection make sure the RS232 Connection is set to Network and that SDV 4026 mode is Enabled ...

Page 27: ...the connect button will cause the software to attempt communica tion with the internal modem Error Conditions If the software reports that the device is not responding check that the trans ceiver is in key programming mode that the cable is connected to the correct serial port and is secure ...

Page 28: ...ys will be available until new keys are loaded or the keys are purged 1 Select the Cryptographic Configuration tab 2 Browse for a file with an rtk extension that was exported previously 3 Enter the Security Code when prompted to load the keys onto the trans ceiver This was entered in the Exporting the Keys stage of the KMS see page 22 ...

Page 29: ...L VOICE SET UP When the status is shown as Cryptographic Configuration Complete the trans ceiver may be replaced to load keys onto another unit or the CLS may be closed The transceiver will need to be restarted in order to use the keys ...

Page 30: ...shown on the right will vary depending on the options available to you and installed on your transceiver To access the key tap the Settings menu from the Swipe menu and then select Security The secure digital voice data key is used for secure digital voice and data Keys need to be loaded into the SDV module first using the Bar rett Communications Keyfill Soft ware Select from 1 to 255 PLEASE NOTE ...

Page 31: ...an be fixed to Auto 600 700bps 1200bps or 2400bps Digital Voice Baud Rate Enable Digital and Secure Voice in 4000 Series Transceivers From the home screen tap Encod ing once to toggle digital voice or secure digital voice on or off Tap and hold the Encoding button to change between Digital and Secure Digital Voice encryptions The orange label indicates the cur rent mode of the transceiver ...

Page 32: ...rom the Standard menu Press Note The same encryption key code must be selected in all transceivers to communicate effectively Encryption key codes between 1 and 15 can be selected with an additional Non Secure key for clear digital voice transmissions Press to change the code Use the scroll keys to choose a code 1 to 15 or Non Secure Then press Press twice to exit to the main screen ...

Page 33: ...ess and hold for more than two seconds to display the Scram bler Enabled screen While the transceiver is in DV SDV mode the Scrambler On message displays Press and hold for more than two seconds to display the Scram bler Disabled screen On the Barrett 2000 series transceivers secure digital voice capabilities are assigned to Scram key ...

Page 34: ...ule If this is not selected i e if settings have been changed Secure Digital Voice communications will not be completed The following procedure details how to enable the Advanced Scrambler 1 Go to Protected Menu I O Set tings Secure Scrambler then press 2 Use the scroll keys to select the required option Select Advanced Scrambler for AES 256 DES 56 3 Press ...

Page 35: ...that both transmitting and receiving transceivers must be set to the same level of encryption i e DV 56 or SDV 256 For the digital voice system to work at its optimum level each transceiver needs to wait for the end of transmissions tones before beginning to transmit This allows the baud rates sufficient time to synchronise for optimal clarity of trans mission Making a Digital Secure Digital Voice...

Page 36: ...to Barrett Communications Pty Ltd head office or to an authorised service centre The repaired or replaced product will remain covered under and throughout the term of the original warranty period up to its expiration No repair or replace ment will extend the warranty term past the original thirty six 36 month anniversary of the original date of shipment from the Seller Firmware and software pre in...

Page 37: ...communications com au support Barrett Communications Pty Ltd Head Office PO Box 1214 Bibra Lake WA 6965 AUSTRALIA Toll Free Tel 1800 999 580 Within Australia Tel 618 9434 1700 Fax 618 9418 6757 email support barrettcommunications com au Telephone support from the Australian office is available from 7 30 am to 4 00 pm local time Monday to Friday Barrett Communications Europe Unit 9 Fulcrum 2 Victor...

Page 38: ... www barrettcommunications com au Europe Barrett Communications Europe Unit 9 Fulcrum 2 Solent Way Whiteley Hampshire PO15 7FN United Kingdom Tel 44 0 1489 880 332 Fax 44 0 1489 565 422 Email uksales barrettcommunications co uk USA Barrett Communications USA LLC 90 Office Parkway Pittsford NY 14534 United States of America Tel 1 585 582 6134 Email sales barrettusa com ...

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