this is a project to control the electronic bi modal valve controllers in the vf commodore using arduino. it uses 10v PWM at 200hz to control the valve state I just went with a simple momentary switch ...

Mike Stewart] powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969.

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

Installing a smart meter could help you pay less for your energy, but not everyone is convinced by the technology. While gas and electricity prices today are far below their peak during the 2022 ...

This is an Arduino library for interfacing with Dutch smart meters, through their P1 port. This library can take care of controlling the "request" pin, reading messages and parsing them. This code was ...

Abstract: Measurement of electrical parameters such as Inductance (L), Capacitance (C) and Resistance (R)plays an integral role in the real world implementation of the circuits. This paper is focused ...

Softcover, 47 pages. Available from Bridge Publications Mail Order, 4751 Fountain Ave., Los Angeles CA 90029, or call 1-800-843-7389. In Europe, order from New Era Publications Int. ApS, Store ...