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What does offset mean in ham radio?
Repeaters use a scheme called full duplex where they can transmit and receive at the same time. The difference between the repeater transmit and receive channels is called the “offset.”
What is Simplex repeater?
A simplex repeater records incoming transmissions and retransmits them on the same frequency. This can be used to repeat a missed transmission or to check for missed calls, even hours or days after the last transmission was heard by the repeater. …
What’s the difference between a repeater and an offset?
Repeater frequency sets are known as “repeater pairs”, and in the ham radio community most follow ad hoc standards for the difference between the two frequencies, commonly called the offset. In the USA two-meter band, the standard offset is 600 kHz (0.6 MHz), but sometimes unusual offsets, referred to as oddball splits, are used.
How do you describe a repeater frequency pair?
Another way of describing a repeater frequency pair is to give the repeater’s output frequency, along with the direction of offset (“+” or “plus” for an input frequency above the output frequency, “−” or “minus” for a lower frequency) with the assumption that the repeater uses the standard offset for the band in question.
What do you mean by offset in radio?
Offset. Offset is the difference between a radio channel’s receive and transmit frequencies. Most commonly it refers to the separation between the input frequency and output frequency of a repeater or other type of full duplex system. This should not be confused with the trunking offset required when programming certain types…
What kind of repeater is a cross band Repeater?
A cross-band repeater (also sometimes called a replexer), is a repeater that retransmits a specific mode on a frequency in one band to a specific mode on a frequency in a different band.