[amsat-bb] Re: OFDM Transceivers

Stefan Wagener wageners at gmail.com
Tue Nov 1 16:06:36 PDT 2011


I for one had to look up what "OFDM" actually is:


Stefan, VE4NSA

On Tue, Nov 1, 2011 at 9:57 AM, Trevor . <m5aka at yahoo.co.uk> wrote:
> Just over a decade ago Peleg 4X1GP gave a good presentation to the annual AMSAT-UK Colloquium in Guildford that pointed out that OFDM was the way ahead for Amateur communications.
> Well 10 years later the first OFDM Amateur transceivers have been announced.
> Doodle Labs have announced a range of 64 QAM OFDM Transceivers for the Amateur bands above 420 MHz.
> The 420 MHz transceivers feature speeds of up to 12 Mbps and bandwidths of 10 MHz or 5 MHz, while data throughput of 48 Mbps is claimed on the 1240 MHz verssion.
> Details of the 420 MHz version are at
> http://www.doodlelabs.com/products-and-services/amateur-bands/420-450-mhz-band-dl435.html
> The others in the range can be seen at
> http://doodlelabs.com/products-and-services.html#Amateur
> ----
> 73 Trevor M5AKA
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