| This receiver/decoder forms part of a simple mains network remote control system, which also includes the ‘Mains Remote Transmitter’ and the...
| This receiver/decoder forms part of a simple mains network remote control system, which also includes the ‘Mains Remote Transmitter’ and the...
| This application can actually be considered to be a slight adaptation of the standard use of the Holtek HT12E encoder (www.holtek.com). We h...
| This compact design forms a remotely operated switch that receives its control signal via the mains voltage. The switch is operated using th...
| This circuit is intended as an extension for (pre-) amplifiers, to increase the number of inputs. Ever since the introduction of MD-recorder...
| If you need an adjustable ‘on’ or ‘off’ time for some application, then this is the circuit you have been looking for. A problem that often...
| This mini pocket torch combines the advantages of Lithium button cells with a super-bright white LED. The lithium cells are small, have a lo...
| Old PCs are usually not immediately discarded after the purchase of a new one, but often remain in use for certain tasks. To avoid being tie...
| Most of the analogue audio media, including radio broadcasting, stick within 60 dB dynamic boundaries. This VU Meter was designed to be used...
| The circuit shown here was born out of necessity after one of our colleagues had just renovated his kitchen and realised afterwards that the...
| In the model buildingworld a lot of transmitters are used with a built-in microprocessor. This processor occupies itself with carrying out,...