Andy recommends favorite resources for basic op amp circuits and includes a portion of TI's AN-20. Test your knowledge with ...

A very simple and cheap tv antenna amplifier circuit built with BF961 a N–Channel Dual Gate MOS common transistor used for input and mixer stages especially for FM- and VHF TV-tuners up to 300 MHz. L1 ...

1 chip 40 W audio amplifier circuit diagram A 0.25 mA fuse (F1) should be installed. If using toroidal transformer, the fuse must be a time delay (slow blow) variant. Be sure to correctly earth the ...