This circuit has a gain of 6 dB for low frequencies from 85 Hz and can be used in a mini subwoofer. The circuit is from a Radio Electronics from March 1990.
As in the previous case (CB5045E), we have in the circuit of the figure the use of the polarized...
This switch can only be triggered when the mains voltage goes through zero and can operate as a...
This circuit was found in the January 1992 issue of Radio Electronics magazine. The capacitor...