Found in a 1967 Electronic Design, this circuit can detect pulses as narrow as 0.2 us. Active components can be replaced with modern equivalents.
The basis of this circuit is a CA3130 operational amplifier. The transistor can be BC548, and the...
This circuit was found in a 1963 publication. Its purpose is to convert sinusoidal signals from...
With this circuit found in a 1965 Electronic Design, it is possible to read a peak voltage of up to...