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You can switch the transceiver between dual band operation and single band operation.

1Select your desired band (A or B).

2Press [DUAL].

•Each time you press [DUAL], the transceiver switches between Single band mode and Dual band mode.

Dual band mode:

Single band mode (band A only):

Single band mode (band B only):

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You can change the frequency bands for bands A and B.

1Select your desired band (A or B).

2 Press [F], [A/B].

•Each time you press [F], [A/B], you cycle to the next frequency band.

•Band A: 144 ° 430/440 ° 144 (MHz).

•Band B: 118 ° 144 ° 300 ° 430/440 ° 118 (MHz).

Note: The TH-D72E uses the 430 MHz band and the TH-D72A uses the 440 MHz band.

•When masking a band, you are restricted to using only the selectable band.

•When receiving 2 signals on the same band, the image interference, sensitivity, etc., performance will decrease.

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