[amsat-bb] Re: Educate the Manufacturers
Nigel Gunn G8IFF/W8IFF
nigel at ngunn.net
Thu Dec 16 14:03:31 PST 2010
Full Duplex means that you can both receive and transmit simultaneously.
Half Duplex means that you can both receive and transmit but only one at a time.
Simplex means that you can either receice or transmit but not both.
Frequency and bands are irrelevent to the definitions.
On 16-Dec-10 21:47, Trevor . wrote:
> Can you name a specific manufacturer that claims their equipment is "Full Duplex" when it isn't ?
> I note Yaesu say the FTM-350 as well as being "Full Duplex" does:
> "For emergency work, or to extend the range of a hand-held unit, the FTM-350R includes Cross-Band Repeat capability."
> Now it seems to me the Cross-Band Repeat facility wouldn't work if it wasn't full duplex.
> 73 Trevor M5AKA
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