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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - ADVANCED OPERATION
Stealth Mode
Stealth mode operates as a
quiet or silent mode of oper-
ation. When active, all trans-
ceiver noises are muted, key
lights are disabled and the
backlight is set to the lowest
setting.
To enable stealth mode, tap
the icon in the swipe menu.
When active, the icon will be
green.
Pressing PTT while stealth
mode is active will temporarily
deactivate stealth mode, rein-
stating lights and audio.
Stealth mode will re-activate
after 30 seconds of inactivity.
Off
On