This circuit is used in VHF and UHF superheterodyne receivers. The circuit is from the 1964 RCA transistors manual. Equivalent transistors such as the BF495 can be used.
This circuit was originally designed to measure capacitance with an ICL7107 but can be used with...
This circuit was found in the October 1989 issue of Radio Electronics magazine. It drives an...
A voltage of 13.5V with a current of up to 5 A can be obtained with this high current regulator stage...