Wednesday, June 15, 2011

design a no-tune amp on your computer

This is an article that I found interesting from ham radio Sep. 1987.
The article is for designing a broad-band tube amplifiers.

Sunday, June 12, 2011

Preparing ARRL 2011 Field Day

I am planning to use my FT-707 transceiver for the field day. It seems to work so I will be preparing a PSK31 interface cables to test drive for a couple of weeks to make sure that I would be well prepared for the field day.