![Home Made 40 Meter CW Transmitter](https://pittsburghantiqueradiosociety.org/wp-content/uploads/2020/05/IMG_7056-1080x675.jpg)
Home Made 40 Meter CW Transmitter
These two-tube transmitter projects were all the rage in the 1960’s radio magazines and magazines like POPULAR SCIENCE.
These two-tube transmitter projects were all the rage in the 1960’s radio magazines and magazines like POPULAR SCIENCE.