|
Voice compression |
|
Algorithm |
256-bit
AES (Advanced
Encryption
System)
mixed-excitation
linear prediction |
|
Voice transformation
rate |
2.4 kbps |
|
Modem |
|
Modulation type |
QPSK |
|
Carrier frequency |
1800 Hz |
|
Information
transmission speed
in the channel |
4.8 kbps |
|
Tactical
characteristics |
|
Frequency band |
200-3400 Hz |
|
Number of codes |
4.294.967.296 |
|
Number of user's
keys |
(depends on type of
radio) |
|
Technical
characteristics |
|
Operating voltage |
+5 V |
|
Operating current |
No more than 40 mA |
|
Operating current in
standby mode |
No more than 30 mA |
|
Operating
temperatures |
-30C...+60C |
|
Dimensions of
Nabishi NDB-750w |
20 x 20 x 4 mm |
|
Weight |
Less 9 g |
|
Programming |
Programming software
and
programmer Nabishi
NDB-750w |