| This circuit will need just a few micro-amps to make an LED flash. The energy comes from a home made ‘vegetarian’ battery.We have to admit t...
| This circuit will need just a few micro-amps to make an LED flash. The energy comes from a home made ‘vegetarian’ battery.We have to admit t...
| This processor-driven automatic fan controller does not just run in parallel with the toilet light, but instead allows the user to adjust th...
| The LM56 from National Semiconductor is an accurate, dual-output, low-power thermostat contained in an 8-pin SMD case. It contains a 1.25...
| The voltage step-up converter described in this article is a transformerless design based on just one integrated circuit and a handful of...
| The current drain of the regulator is minute compared with that of, say, a 78L05: at an input voltage of 9 V and open-circuit output, it...
| The present reference is a special application of current source IC Type LM334. It has a tiny temperature coefficient and draws only a m...
| The LM56 is a precision low-power thermostat. Two stable temperature trip points (V71 and V72) are generated by dividing down the device'...
| The Type HA7210 IC from Harris Semiconductor is an integrated low power crystal oscillator that can be programmed extremely to generate...
| This article is one from our 90s collection, the articles are downloadable as a PDF for all our members. Although the information we have on...
| The transmitters is a crystal-controlled, battery-powered, one-chip narrow-band FM (NB FM) model for operation in the 27-MHz band, primar...