D Dtmf Transmission; D Scrambler Function - Icom IC-F521 Instruction Manual

2
OPERATION

D DTMF transmission

If the transcever has a [
transmsson functon s avalable. Up to 7 DTMF channels
are avalable.
q  P ush [ ] — a DTMF code channel appears.
DTMF
w Push [CH UP]/[CH DN] to select the desred DTMF chan-
nel.
e Push and hold [
DTMF
9
] key, the automatc DTMF
DTMF
] to transmt the selected DTMF.

D Scrambler function

UT-109 (#02) or UT-110 (#02) optonal voce scrambler unt
provdes hgh performance prvate communcaton between
statons wth the same scrambler codes.
q Push and hold [SCRM] to turn the scrambler functon ON.
• " " appears.
w Push [SCRM] to turn the functon OFF.
• " " appears.
ds