My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.

OS X has a neat feature you might not know about: it can create an aggregate set of audio devices so you can use multiple inputs and outputs in any application, allowing you to configure custom ...

[Peter]’s folks’ cable company is terrible – such a surprise for a cable TV provider – and the digital part of their cable subscription will only work with the company’s cable boxes. The cable company ...

The circuit was designed to create an audio mixer that can be assembled in modules while providing 6 or more input channels. Audio Mixer – a device used to adjust, route, change, and combine audio ...

To use multiple Audio Outputs at the same time on Windows 11/10, follow any one of these methods: Utilizing Stereo Mix and multiple Playback Devices Using Voicemeeter Try both of them to understand ...

What you want is a mixer. They are not normally very expensive and can be used for other things too. If you have multiple analogue inputs (5+ channels) then you will be able to go that rout. The cheep ...