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Phone Busy Indicator

This simple circuit gives a clear indication when the phone is use - handy for those who still need dial-up for Internet access.

 

BBC News - Technology RSS feed

Three apologises after network problems
23/04/2017 03:19 AM
Brain Tumour Charity cautious about Italy mobile phone ruling
21/04/2017 05:39 PM
US Navy cracks down on sharing of intimate photographs
21/04/2017 04:03 PM
Computer pioneer Harry Huskey dies aged 101
21/04/2017 03:00 PM
Free hacking tools 'help young into cyber-crime'
21/04/2017 05:38 AM
YouTube to offer fake news workshops to teenagers
21/04/2017 03:06 AM
Tomorrow's Cities: Singapore's plans for a smart nation
21/04/2017 01:21 AM
Selfies could make election voting 'more accessible', app makers say
21/04/2017 09:36 AM
Circular runways: Engineer defends his proposal
21/04/2017 01:29 AM
Cameroon ends internet shutdown on orders of President Paul Biya
21/04/2017 04:33 PM

Hosted by Kieran O'Shea