Beer vs sodastream – will it carbonate?
Now it's time to test if beer can be made even fizzier with the addition of carbon dioxide. Not the…
Inside dolce gusto drink pods
A look inside some of the drink pods of the Dolce Gusto drink making system. The reason the Gusto system…
Ebay keyring phone-killer
This is unfortunate. It's a well designed miniature keyring power bank that has a design flaw that means a simple…
Very nice low-voltage lighting festoon
This is a string of 10 outdoor festoon lights that is designed to run on a 5V power supply. It's…
Cheap aliexpress ballast with schematic
This fluorescent lighting ballast is a very good demonstration of a design that has gradually got so refined that it's…
Tequila vs sodastream – will it carbonate?
Another essential scientific test for the betterment of society. What happens when you put tequila through the sodastream (or other…
Fake co2 monitor party detector with schematic
I missed one bit... The circuit leaks current even when off so that the 3.3V rail stays active at about…
Ebay fake product explodes and goes on fire
This video left me "shaken but not stirred" in a good adrenaline rush type of way. Two more completely fake…
Minimalist led bulb/lamp with schematic
This is a very simple LED lamp designed for decorative, sign and festoon use. It has one of the lowest…
Hackable ebay lighting festoon
Quite an unusual version of the classic Edison screw festoon lighting strings. It runs on a 24V DC supply and…