Found in an ancient American documentation, this circuit can generate signals up to 40 MHz for a Z80, microcontroller widely used at the time. The circuit must be powered with 5 V and also serves as a shield.
November 2016 - The new Ohmite TO-126 power resistors in the range of 0.09 Ω to 51 kΩ with...
Other CMOS gates can be used in this sensor, which we found in the July 1995 Electronic Now...
We found this circuit in a 1965 Electronic Design. Transistors are still common but admit...