User's Guide

T6T VHF 50 W Transmitter Page 10 Operation
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Changing the Transmitter’s Operating Frequency
The transmitter’s frequency can be changed in two ways: either from the frequency screen, or by
recalling a preset channel. This procedure details using the Frequency screen.
Table 4 Relationship Between Line Level, VOGAD Threshold and Mute Threshold
Line Level Setting
(dBm)
Average Speech
Level (dBm)
Sine Wave Level
(dBm)
VOGAD Threshold
(dBm)
Mute Threshold
(dBm)
+10 +10 +20 0 -5
+5 +5 +15 -5 -10
00+10-10-15
-5 -5 +5 -15 -20
-10 -10 0 -20 -25
-15 -15 -5 -25 -30
-20 -20 -10 -30 -35
-25 -25 -15 -35 -40
-30 -30 -20 -40 -45
F r e q 1 1 8 . 0 0 0 M H z
C a n c e l O K
(1) From the Control screen, select
frequency to display the Frequency
screen.
(2) Turn the switch to highlight the digit to
be changed, then press the switch.
(3) Turn the switch until the required digit
is shown, then press the switch.
(4) Repeat until the required frequency is
shown, then highlight OK and press the
switch.
(5) Only frequencies that fall between the
band edge settings can be selected.