This modulator circuit was found in an American documentation from the 90's. The circuit uses a low power LASER diode. Power is supplied with 12 V.
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)....