| We often hear from our readers that they don't have enough time to solder all those parts in a constructional project. Or that there ar...
| We often hear from our readers that they don't have enough time to solder all those parts in a constructional project. Or that there ar...
| Since publishing the first instalment of this article, considerable interest has been expressed in the design by many of our readers...
| The design and construction of the LCR meter have been described in the April and May issues of this magazine. This 3rd and final part deal...
| The design considerations and the circuit layout of the LCR meter were described in last month's first part of this three-part article...
| Following the detailed description of the preamplifier in last month's installment, this second and final part of the article deals with t...
| The preamplifier section is intended to be built on the printed-circiut board. Since the various connectors and controls (except S1 and...
| In the previous instalment of this article we examined the theory behind direct conversion receivers (DCR). In this final instalment we w...
| The direct conversion or synchrodyne receiver was invented several decades ago, but only with the advent of modern semiconductor technology...
| The printed circuit board designed for the printer buffer ts a double-sided, through-plated type with goldplated bus contact fingers. The...
| After the circuit description and the construction guidelines given last month we now turn to the way the multifunction counter is operat...