All items tagged with Amplifier and preamp (83)

1-07-1987 | EE JULY/AUGUST 1987 A linear RF amplifier can be made in two ways: (1) with the aid of a linear active element, or (2) with a non-linear ele...

1-04-1987 | EE 26 April 1987 VALVE PREAMPLIFIER 2 The main task of the boards de- scribed in this final instalment of the article is to enable the pream...

1-03-1987 | 50 VALVE PREAMPLIFIER 1 EE March 1987 Despite their becoming gradu- ally obsolete, valves are still very popular with a good many audio enth...

1-01-1987 | EE 30 January 1987 TOP-OF-THE-RANGE PREAMPLIFIER-3 This concluding part of the article deals with the construction of the preamplifier. Addi...

1-12-1986 | EE 54 December 1986 TOP-OF-THE- RANGE PART 2 PRE- AMPLIFIER This monthS instalment of the article deals with the description of the circuits...

1-11-1986 | TOP-OF-THE- RANGE PRE- AMPLIFIER-Part 1 The accent throughout the design of this preamplifier has been on quality and the avoidance of unnec...

1-07-1984 | // the ratio of R2 + R3 + P1 to R3 + P1. The input impedance, which, at 1 M, is quite high, is de- fined by R1 as the op-amp has FET inputs....

1-04-1983 | interlude elektor april 1983 a remote- control preamplifier To provide a preamplifier with a remote- control facility, the first step is to...

1-03-1983 | audio traffic light elektor march 1983 What has a traffic light got to do with audio? Nothing, really, but this particular circuit drives th...

1-02-1983 | Prelude (part 1 elektor february 1983 It is impossible to design a perfect preamplifier — one that will suit everyone"s taste. But theré...