Martin Lewis is urging O2 customers to dial a five digit code if they want to shop around for alternative suppliers following ...

Martin Lewis has shared the five digit code you will need to help you if your phone gets stolen. The Money Saving Expert founder urged people to dial the code *#06# on their keypad to show up their ...

Let’s rollback the hobby electronics calendar a few decades with [myvideoisonutube’s] alarm activation control circuit using a matrix style phone keypad. The circuit is quite old using CMOS 4081 with ...