All items tagged with Construction and Power (7)

1-02-2001 | Part 1 presented an overview of the system. In part 2, we deal with the construction of the SpeedControl unit, user programming with a PC (v...

1-02-1997 | Following the detailed description of the preamplifier in last month's installment, this second and final part of the article deals with t...

1-05-1992 | The greater part of this month's instalment is devoted to the operation of the microprocessorcontrolled synthesizer used to tune the RF...

1-04-1991 | The circuit diagram of the power supply shows that the semiconductor tester has an on-board step-up voltage converter that is powered from...

1-11-1990 | Before dealing with the construction of the PSU, this second and final instalment discusses the operation of the four modes in which the i...

1-11-1990 | The entire circuit shown can be built on the printed circuit board. The enclosure discussed later on houses the power supply the various...

1-06-1990 | Power zener diodes are rare, hard-to-obtain and quite expensive electronic devices. The circuit described here is based on a handful of co...