The circuit was designed to create a low cost frequency meter that will cover the range of 1 Hz to 1 MHz with a digital indication using three 7-segment displays. 7805 – a 3-terminal 1A positive ...

Any high-performance engine needs to be cared for and properly monitored. Sometimes, factory gauges can be inaccurate or simply not specific enough for a modified car, so take a look at these ...

Power plants use indicators to monitor process parameters such as pressure, flow, temperature, voltage, current, and vibration. Unless a facility is relatively new, it likely has analog panel meters; ...

Paired with the Digital Flowmeter compressed-air meter, the Summing Remote Display allegedly makes it easy to monitor air consumption from a convenient location. Paired with the Digital Flowmeter ...

A popular purchase from the usual stockists of imported electronic modules is a digital panel meter. A very small amount of money secures a module with a seven-segment display that you can stick on ...

From smart meters to prepayment meters, Economy 7, Economy 10 and standard meters, here's what you need to know about gas and electricity meters to help you save money on your energy bills. With over ...