Found in a 1970’s documentation, this circuit uses components of the time, uncommon today.
This sensitive 5-band circuit was found in a September 1995 issue of Electronics Now magazine. The...
Found in an American 80's documentation, this circuit can use common FETs like the BF245 and cover...
We found this 12 V ignition circuit in the 1964 RCA transistor manual. The 2N3054 can be replaced by...