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.
Read moreWhat frequency is the 70cm band?
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.
Read moreHow do you call CQ 70cm?
Many repeaters (2m, 70cm) you do not have to call CQ. You can just say “<your FCC callsign> <mobile, portable (as needed)> listening!”
Read moreWhat is the 2 meter calling frequency UK?
In the UK the 2m calling frequency is 145.500 MHz FM .
Read moreWhat frequency do you call CQ?
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.
Read moreWhat is 70cm band used for?
70 centimeters is a popular ham band due to the ready availability of equipment in both new and used markets. Most amateurs operating on 70 cm use either equipment purpose built for ham radio, or commercial equipment designed for nearby land mobile frequencies .
Read moreWhat does 2m mean in ham radio?
The 2-meter amateur radio band is a portion of the VHF radio spectrum that comprises frequencies stretching from 144 MHz to 148 MHz in International Telecommunication Union region (ITU) Regions 2 (North and South America plus Hawaii) and 3 (Asia and Oceania) and from 144 MHz to 146 MHz in ITU Region 1 (Europe, Africa, …
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