| This simple seismic detector circuit generates acoustic and visual alarms when it detects a shock, vibration or earthquake. It also has a re...
More in Test & Measurement (404)
| We can easily use a current transformer to make precise measurements of alternating currents. We implement a wide variety of readily-availab...
| Parroting the science class teacher, an adjustable current source consists of any old voltage source, a variable resistor and applying Ohm’s...
| Measuring tweezers are very handy, particularly when dealing with SMDs. Check out the DT71 from Miniware.
| Just a few additional components are needed to turn a Raspberry Pi into a DC voltmeter capable of reading up to 5 V and displaying the resul...
| In the past, every electronics technician had a function generator with an XR2206 in his (hobby) lab, but those days are long gone. Nowaday...
| When you need to measure current flow through a wire, the normal method is to insert an ammeter in series with the cable. Using a clamp-on a...
| For testing power supplies, batteries and accumulators, an electronic load is a very useful tool. Such a load not only imitates a fixed resi...
| Every electronics enthusiast will have one or more multimeters. But have you ever considered purchasing a bench multimeter instead of a hand...
| When performing measurements away from your electronics workbench, a portable instrument is exceedingly convenient, particularly if you have...