I was somewhat disturbed by the piece in last Sunday's GB2RS news that gave preliminary information about the proposals to WRC-2012 for an allocation near to 500kHz. It states that the initial propos
Yes 2m tuning high to low aaah those were the days. It may be an advantage to have the US in one band and EU in another to avoid local powerful stations blotting DX. It makes it effectively a bigger
But very few domestic broadcast receivers can be described as 'good', Warren. Even so, I can't imagine any receiver with an IF of 470kHz having an IF rejection of 60dB at 472kHz. If we do cause QRM t
The logic is that if the commercial interests in only one region objects to the proposed common frequency the whole proposal falls. It is up to the amateur service in each region to work out what the
I thought IFs in use were common across most of the world with 450, 455 and 470kHz all being used. So, an allocation above 470kHz would be sensible. Why not try for 472-487kHz the amateur radio servi
