Found in the February 1990 Radio Electronics issue, this sophisticated 100 MHz probe uses a period display module. The circuit has an external power supply.
This power supply is protected from shorts in the load. The BD135 must be mounted on a heatsink...
This amplifier for audio transmission lines was found in a 1961 American publication. The critical...
The maximum frequency of the oscillator shown in figure 10 is on the order of 5 MHz, depending on the...