Barrett 4050 HF SDR Page 28 Operating Manual Download | Manualshive

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DIGITAL VOICE AND SECURE DIGITAL VOICE - OPERATION

Selecting Keys in the 2000 Series Transceivers

When using the SDV module, the

encryption key is set using the

“Audio Scrambler” menu from 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.

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Summary of Contents for 4050 HF SDR

Page 1: ...ting Manual BCM40504 04 Barrett Communications Head Office Barrett Communications Pty Ltd 47 Discovery Drive Bibra Lake WA 6163 Australia Tel 61 8 9434 1700 Fax 61 8 9418 6757 Email information barrettcommunications com au www barrettcommunications com au ...

Page 2: ...ver to a PC 10 2 Install the Key Management Software KMS 13 3 Set transceiver to SDV DV Programming Mode 4000 series 14 4 Generate the keys 16 5 Exporting the Keys 19 6 Loading the Keys 20 Selecting Keys in 4000 Series Transceivers 26 Secure Digital Voice Data Key 26 Enable Digital and Secure Voice in 4000 Series Transceivers 27 Selecting Keys in the 2000 Series Transceivers 28 Enabling Scrambler ...

Page 3: ... P N BCO40507 Secure digital voice module auto vocoder 600 1200 2400 bps with AES 256 encryption Australian Government 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 a...

Page 4: ...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 5: ...d 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 Voice module with AES 256 encryption Export licence required Signal to noise ratio conditions can change during communications between HF stations The digital ...

Page 6: ...nd the baud rate of 2400 bps is the high baud rate Depending on the signal to noise ratio SNR the module will adjust up or down between the baud levels for effective use of digital voice based on the current SNR 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 st...

Page 7: ...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 8: ...y for DES 56 P N BCA40521 and for AES 256 P N BCA40520 This is supplied on a USB 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 transceiv...

Page 9: ...ntained are appli cable to both variants The typical steps to generate keys and load them onto a transceiver are as follows 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 tran...

Page 10: ...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 11: ...11 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 12: ...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 13: ...es that the logged on user has administrator privi leges The Installer may be run by inserting the USB device provided into an open port 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 14: ...he keypad until SDV 4026 Program ming 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 The transceiver is now ready to fill keys using the Barrett Communica tions Keyfill Software Settings Security To access this mode tap the Set tings menu from the Swipe menu and then select Se...

Page 15: ...se 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 Program Mode ...

Page 16: ...e has to be created Edit an existing Key Configuration File Choose this option if a Key Config uration 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 exported to a new device Key Management Software Select the appropriate option and continue ...

Page 17: ...be to hack Larger entropy will ensure that the keys are not related and that they are cryptographically secure 3 The Ensure keys remain unique check box includes the current 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 phrase 5...

Page 18: ... 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 19: ...ll be required each time the exported keyset is loaded onto 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 20: ...e USB device with the appropriate exported keys on it into the transceiver The trans ceiver will detect the insertion of the devices 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 Settings Import Update 3 Select the rtk file that ...

Page 21: ...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 onto 2000 and 4000 ser...

Page 22: ...the left drop down menu serial or Ethernet When using a serial connection ensure that the correct serial port is entered If the serial port number is incorrect the software will not connect to the transceiver When using an ethernet connec tion ensure that the correct IP address and serial port are entered If either of these are incorrect the software will not connect to the transceiver ...

Page 23: ...licking on the connect button will cause the software to attempt communi cation with the internal modem Error Conditions If the software reports that the device is not responding check the 4026 modem is enabled that the cable is connected to the correct serial port and is secure ...

Page 24: ...ill 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 transceiver This was entered in the Exporting the Keys stage of the KMS software see page 19 ...

Page 25: ...AL VOICE SET UP When the status is shown as Cryptographic Configuration Complete the transceiver 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 26: ...ght 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 Barrett Communications Keyfill Software Select from 1 to 255 PLEASE NOTE the transmit tran...

Page 27: ... voice or secure digital voice first ensure that the transceiver is displaying the home screen From the home screen tap DV SDV once for digital voice twice for secure digital voice tap again to switch off digital and secure dig ital voice and return to analogue mode The orange label indicates the cur rent mode of the transceiver ...

Page 28: ...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 29: ...ge displays Press and hold for more than two seconds to display the Scram bler Disabled screen Note Only applicable if fre quency hopping and scrambler options are available on the transceiver Press and hold for more than two seconds to enable frequency hopping when hopping and scrambler are fitted to the same transceiver On the Barrett 2000 series transceivers secure digital voice capabilities ar...

Page 30: ...ils how to enable the Advanced Scrambler The Secure Scrambler menu is only available when either of the two options are installed in the Transceiver Advanced Scrambler Voice Encryption AES 256 P N BCO20509 Voice Encryption DES 56 P N BCO20510 Voice Scrambler FFT P N BCO20511 Standard Scrambler Voice Inversion Scrambler 2000 P N BCA20031 1 Go to Protected Menu I O Set tings Secure Scrambler then pr...

Page 31: ... 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 Call Or select Standard Scrambler f...

Page 32: ...date of the Barrett Product This warranty shall not cover any abuse accident improper installation connection adjustment or use other than in accordance with the instructions issued by the company In addition this warranty shall not cover the distance which transceiver products will operate over or quality of transmission or reception as a result of unfavourable environmental conditions Nor shall ...

Page 33: ...stralia Tel 618 9434 1700 Fax 618 9418 6757 email support barrettcommunications com au Telephone support from the Australian support office is available from 7 30 am to 4 00 pm local time Monday to Friday Barrett Communications Europe Unit 9 Fulcrum 2 Victory Park Solent Way Whiteley Hampshire PO15 7FN United Kingdom Tel 44 0 1489 880 332 Fax 44 0 1489 565 422 email support barrettcommunications c...

Page 34: ...d Office Barrett Communications Pty Ltd 47 Discovery Drive Bibra Lake WA 6163 Australia Tel 61 8 9434 1700 Fax 61 8 9418 6757 Email information barrettcommunications com au www barrettcommunications com au ...

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