In order to test the filter I got via ebay, I just connected it outdoors, not really the best thing to do.
Today I went to the local "elektronica-boer" and got some connector adapters making it possible to move the filter indoors. I had to retain the filter before the extra indoor amplifier in order to avoid IMD problems, so a bit of extra adapters were necessary.
One day I will have to make a web page describing the whole thing, but that is for later.
Busy day tomorrow with non-radio stuff, so hope to get a bit more done today.
QRP-LABS 5Watt PA - I am still struggling to make a "simple" 5Watt PA for the 1.8 - 50MHz range The QRP-LABS 5W PA could not deliver more then 1W at 28MHz using the original...
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