Kenwood NEXEDGE NX-200 Function Reference page 445

17
COMMUNICATION SECURITY
The transceiver is equipped with functions to enhance secrecy in communications on each analog channels and NXDN
digital channels.
17.1 Built-in Voice Scrambler (Analog)
Voice Scrambler is the function to scramble the audio signal so that the contents of communications can be prevented
from being intercepted.
The transceiver is equipped with an entry-level speech inversion scrambler. This scrambler has compatibility with the
AQUA scrambler installed in the TK-x180 series and TK-x170 series transceiver.
Note
• This function can be used only in an Analog Conventional system and LTR Trunking system.
• An optional Voice Scrambler Board can also be used with the transceiver. An entry-level speech inversion scrambler cannot be
simultaneously used with the optional Voice Scrambler Board. (Refer to
Toggling the Voice Scrambler between Enabled and Disabled
Pressing the Scrambler/ Encryption key toggles the Voice Scrambler between enabled and disabled.
The status of Voice Scrambler (enabled or disabled) can also be switched by pressing the Menu key to enter Menu Mode,
and then selecting "Scrambler/ Encryption". (Refer to
Note
• The Voice Scrambler can also be enabled or disabled using KPG-111D/ DN. The status of Voice Scrambler configured using
KPG-111D/ DN can be changed by a transceiver operation.
• Audio signals modulated by the Voice Scrambler can correctly be demodulated only by the same type of scrambler.
Operating the Transceiver
 Enabling the Voice Scrambler
1
Press the Scrambler/ Encryption
The " " icon appears, and the Voice Scrambler is enabled.
 Disabling the Voice Scrambler
1
Press the Scrambler/ Encryption
The " " icon disappears, and the Voice Scrambler is disabled.
Configuration using KPG-111D/ DN
• Assigning functions to the PF keys on the transceiver (
• Configuring the Voice Scrambler to be enabled or disabled (
Scrambler)
FUNC (K)/Ver 4.00
17.2 Optional Voice Scrambler (Analog) on page
3.4 Using Menu Mode on page
key while Voice Scrambler is disabled.
key while Voice Scrambler is enabled.
FPRG 8.12 Key Assignment Window)
See
See
23.)
FPRG 8.3.4 Page 2 Tab and 8.7.19 Voice
CONTENTS
412.)
INDEX 411