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.
These optical relays, which can act as a shield, were found in an American documentation from the...
This configuration makes use of an LM3900 transconductance operational amplifier. The transistor can...
November 2016 - Torex's new XCL219 and 220 DC-DC converters are available from Mouser Electronics...