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1000Hz, 1450Hz, 1750Hz, 2100Hz Tone-burst
To send out a tone-burst; you simultaneously will press the PTT key while holding down the Call button.
To configure which Tone Burst is transmitted select the Tone Burst desired from Menu Item 50 (REP-S)
PTT +
= Selected Tone Burst (Selectable in Menu 50: REP-S)