An update to an earlier DI that can "flip on and flop off" 48 VDC via a pushbutton, this time with high-side switching and a ...

This is an audio A/B selector with gain control. The project uses op-amps and resistors to smoothly switch between microphone and line inputs.

Switching to an EV can already save you about $1,500 a year on gas and maintenance, but installing a charger at home can ...

According to Securities Star, data from the Tianyancha APP shows that iFlytek (002230) has recently obtained a utility model patent authorization, with the patent titled 'Power Amplification Circuit ...

Director Clint Bentley opens up about losing his parents before filming ‘Train Dreams’ and how their presence lingered.

Households in the UK are being urged to make six simple checks to their boiler before turning the heating on this year. As ...

The report found that the nursing occupation category had the least share of job switchers leaving the profession, with about ...

Have you ever been held back by a lead-acid battery? On an RV trip, you set off fully charged but your lights dim in the ...

Switching power supplies are familiar to Hackaday readers, whether they have a fairly conventional transformer, are a buck, a ...