Month: August 2020

How to Connect a Smart TV to the Internet Wirelessly

To use Smart TVs they need to be connected to a home network and the internet. One option is to use Wi-Fi. On-screen menu appearance…

How to Measure the Internal Resistance of a Battery

Measuring Internal Resistance of Batteries Internal Resistance When designing a circuit with a battery, we often assume that the battery is an…

Zedex spectrum (ZX Spectrum)

The ZX Spectrum (UK: /zɛd ɛks/) is an 8-bit personal home computer released in the United Kingdom in 1982 by Sinclair Research.…

The ZX Spectrum Color Palette, Resolution and Attributes

Colour palette The ZX Spectrum computer uses a variation of the 4-bit RGBI palette philosophy. This results in each of the colours of the…

How to Check Lipo Battery Health

How to measure Voltage per cell on a healthy or bad Lipo batterypack How do I know if my LiPo battery is…

What’s the Fastest Lipo Battery Charger ?