Do you call CQ on 2 meters?

The conventional wisdom in amateur radio is that we should not call CQ when using FM on the VHF and UHF bands , especially on repeaters. The reasoning for this is that during normal VHF/UHF FM operating, radio amateurs are tuned to a specific frequency and will easily hear a call on FM.

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What is a simplex frequency?

Terminology. Simplex – In the amateur radio context, simplex operation means the radio stations are communicating with each other directly, on the same frequency . Both stations take turns transmitting and receiving on the same frequency with no repeater or other device in between.

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What are 70cm frequencies?

The 70-centimeter or 440 MHz band is a portion of the UHF radio spectrum internationally allocated to amateur radio and amateur satellite use. The ITU amateur radio allocation is from 430 to 440 MHz; however, some countries, such as the United States, allocate hams 420 to 450 MHz.

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