Peter wrote:
Three Yagi beam antennas for sale. Built for 433.92MHz (amateur band).
$50 for the three. Great for remote data transmission etc. Available
at Brighton-le-Sands in Sydney, Australia. For details ring me on +61
2 9599-1811 after hours.
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433.92 MHz is a frequency used for unlicenced low power devices like car
key fobs ,domestic oil tank level reporting , remote weather station
sensors ,etc , even while this is in the 70cms amateur band.

Frank GM0CSZ / KN6WH