| The pulser is intended to switch the mains voltage on and off at intervals between just under a second and up to 10 minutes. This is use...
| The pulser is intended to switch the mains voltage on and off at intervals between just under a second and up to 10 minutes. This is use...
| The familiar Type 555 can be used to switch currents up to 200 mA. Less well-known is its use as a latch with control input. When the in...
| Here’s a function generator that won’t break the bank yet offers perfectly acceptable output waveforms for many applications in your wor...
| The LM75 from National Semiconductor is a temperature sensor, Delta-Sigma analogue-todigital converter (ADC), and digital over-temperatu...
| When it comes to using a PC or a microprocessor system to control ‘real-world’ loads like lamps, relays, and motors, there are basically...
| The detector is intended for the recognition of obstructions at distances of a few millimetres to a few centimetres. Similar detectors a...
| The LM4830, whose internal circuit is shown in this article, is an integrated solution for twoway audio amplification. It contains a bri...
| This inexpensive VHF preamplifier uses the BF324 1092 style pnp transistor in a grounded-base configuration. The circuit may be used as a...
| The measurement and control of the moisture content of gases, such as the atmosphere around us, is an integral part of many industries,...
| The MAX187 serial12-bit analogue-to-digital converter (ADC) operates from a single +5V supply, and accepts a 0 V to 5 V analogue input. The...