| If you want to know the acidity (or alkalinity) level of your pool or aquarium water, you need a pH meter. In this article, you'll find a si...
All items tagged with Test & Measurement and Arduino (29)
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| My original idea of buying a TFMini-S LiDAR was to build some kind of radar with it. But, as happens so often, nothing really got done with...
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| Current measurement requires the use of an ammeter placed in series with the load. An ideal ammeter has no voltage drop; it is a short circu...
| Join Elektor engineer Clemens Valens for a free webinar titled "Test & Measurement with Arduino" on August 11, 2022, at 16:00 CEST. Register...
| 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...
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| Here’s a quick primer on sending data over the SPI bus from one microcontroller to another. The data is this case consists of 10-bit reading...
| Suppose you want to measure a slowly-varying voltage from a sensor, or perhaps plot the discharge curve of a battery. Is it really necessary...
| To make accurate voltages measurements you need an A/D converter (ADC) chip which has good resolution. The folks at Elektor Labs have develo...
| To make accurate voltage measurements, you need an A/D converter (ADC) chip which has good resolution. The folks at Elektor have developed a...