Radio Shack PRO-137 User's Guide download pdf (Page 19)

Monitoring a Car

To monitor a car.

1. Press CAR, enter the car number, then press

PGM

1. Select the car from a list. Press CAR then

press E

PGM

2. Rotating the knob to the desired car, then

press E

PGM

Select the Car’s Primary Frequency

Primary frequency is the frequency which is

selected ﬁrst when a car has two or more

frequencies. By default, the frequency in the

smallest channel works as the primary frequency.

To change a car’s primary frequency:

1. Show the channel where the car number is

programmed.

2. Press the Func key and rotate the knob to

select the other frequency.

Primary frequency is also changed automatically

in the following situations:

• Selecting car channel by rotating the knob

during manual mode.

• Pressing SCAN when you monitor a car

channel found by scan mode.

Overwriting the Preset Race Frequency List

After programming your updates to a race, you

can overwrite the preprogrammed race frequency

with your changes.

1. Press Menu.

2. Rotate the knob to select 1: Preset Race, then

press E

PGM

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Radio Shack PRO-137 User's Guide Page 19