| Need a spirit level (i.e., bubble level tool)? This inexpensive aid for a spirit level gives an acoustic and optical indication when the air...
All items tagged with Circuit and Measurement (19)
| Opinions about acupuncture are divided; but with this circuit, you can at least try to detect those much discussed "meridians" objectively.
| Here are some new integrated circuit transducers for AC and DC isolated current measurement up to 300 KHz that offer full isolation, despite...
| To calculate current we normally use a shunt to turn it into a voltage and measure the latter instead. But if we wish to measure the current...
| As an electronics enthusiast or engineer, you’ll know that the design of electronic circuits can be complex. These days, however, you can ge...
| Pictures are worth a thousand words, so this will be the shortest ever article for an electronics magazine. Recently our overweight cat deci...
| The solid base of the Precision Measurement Central (or ‘Elektor Meter’) is the powerful MSC1210 development system and an I2C LC display un...
| The Type LM35 temperature sensor from National Semiconductor is very popular for two reasons: it produces an output voltage that is direct...
| Digital voltmeters are popular tools for anyone wishing to measure electrical voltages. The circuit described here is, we feel, unique bec...
| Many experts in the field query the use of sinewave signals to test amplifiers and other audio gear. Although a rectangular signal is i...