All items tagged with switch and preamp (4)

1-07-1998 | To many hi-fi enthusiasts and musicians, the thermionic valve (electron tube), the sound of a valve amplifier cannot be bettered by that...

1-12-1997 | This inexpensive VHF preamplifier uses the BF324 1092 style pnp transistor in a grounded-base configuration. The circuit may be used as a...

1-02-1994 | The two major properties of the design described are simplicity and quality. Simplicity is achieved by omitting such superfluous facilitie...

1-04-1990 | The idea presented here concerns the combination of digital and analogue techniques to produce an intelligent preamplifier with integral t...