216-246MHz Tuning Procedure
6.2-8 Radio Tuning Procedure
6. Click the Toggle PTT button to key the radio. The status bar will indicate that the radio is
transmitting.
7. Measure the transmitter deviation.
8. Adjust the transmitter deviation to the value shown in table 6.2-6.
9. Click the Toggle PTT button to dekey the radio.
10. Repeat steps 5 - 9 for the remaining test frequencies.
11. Click the Program button to store the softpot values.
12. If the radio supports 20 or 25 kHz channel spacing selection repeat steps 1- 11 for 20 kHz
channel spacing using the ‘Modulation Balance (20kHz)’ window.
.
Table 6.2-6 Transmitter Deviation.
Channel Spacing Deviation
12.5 kHz 2.2-2.3 kHz
20 kHz 3.4-3.6 kHz
25 kHz 4.3-4.6 kHz
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