This circuit was found in the February 1981 issue of Radio Electronics magazine. The circuit uses an active component of the time and is suitable for audio signals.
This amplifier for effects on musical instruments can be mounted with BC549 transistors. The...
We found this circuit in documentation from National Semiconductor. For the medium wave range the...
According to what is said, the bugs are the female insects (mosquitoes, muriçocas and others)....