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 ...

Martin Lewis urged mobile phone users to screenshot and email themselves after dialling a 5-digit code on their iPhone, Samsung or Google mobile phone.

Martin Lewis has sounded an alarm for mobile phone users, suggesting a critical action to be taken immediately. During his ITV segment on Tuesday night, he revealed that there has been a 40 per cent ...

Martin Lewis has told anyone with a mobile phone to change one key setting immediately. He also explained that people need to send a quick five digit text to protect their phone from thieves. Martin ...