Information from a reader that might be of interest. Due to the high volume of training being conducted this summer, I have not had time to take a proper ****, let alone verify the information provided. Do your due diligence.
HT to: RWilliams
For cheap secure tactical comms also consider:
Digital dPMR or DMR radios:
Kirisun S760/780 ($120/ea)- voice encryption option built in, software programmable (free),
Cannot be decoded by radio scanners.
Connect Systems CS700 ($200)
4 watt TX on high power
Free programming software.
16 bit Basic Privacy built in voice scrambler (65,536 codes), set a 4 digit key
Digital signal cannot be decoded by scanners
Tytera MD380 ($165-$200/ea)
5 watt TX on high power
Free programming software
*128-bit Enhanced Privacy encryption (set a 32 digit key) built in, 128 bit Privacy offers an unfathomable amount of possible keys!*
Cannot be decoded by scanners, even without encryption.
There are videos on You Tube on how to program these radios. You need a programming cable, the software (free), and a computer.
Also search radio reference.com to learn more about radio communications.