| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| Analog circuits have had their day; everything is digital now. Here we present a simple digital amplifier built with standard CMOS logic gat...
| This circuit is a simple but high-quality preamplifier using a DS1882 digital potentiometer, a device specially designed for audio applicati...
| Thumbwheel switches are remarkably expensive and always playing hard to get. Here’s a cheaper, digital equivalent with the ability to rememb...
| The term ‘PID controller’ normally brings to mind an analogue controller circuit with a couple of opamps. This article shows how such...
| Many hobbyists seem to harbour a desire to control stepper motors from a PC. Unfortunately, complete stepper motor interfaces that can com...
| The CS8412 is a monolithic CMOS device which receives and decodes audio data according to the AES/EBU, IEC958, S/PDIF & EIAJ CP-340 interf...
| The U2514B is an integrated bipolar radio circuit suitable for digital tuning systems. It contains an FM front end with preamplifier a...
| The testet provides 16 LEDs arranged on the board in the shape of a 16-pin DlL package. Each of these LEDs indicates the logic level pre...