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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

Google and Bing to demote pirate sites in UK web searches
20/02/2017 02:04 AM
Kim Dotcom can be extradited, New Zealand High Court rules
20/02/2017 06:41 AM
ZTE scraps 'design our smartphone' crowdfunding campaign
17/02/2017 04:31 PM
Ford developing pothole alert system for drivers
17/02/2017 03:20 PM
Parents told to destroy 'spy' dolls
17/02/2017 05:00 PM
Facebook algorithms 'will identify terrorists'
16/02/2017 09:00 PM
Zuckerberg: My Facebook manifesto to re-boot globalisation
16/02/2017 09:01 PM
Samsung heir Lee Jae-yong arrested in South Korea
17/02/2017 07:58 AM
Musk offers free car to German 'hero'
16/02/2017 05:06 PM
Pavement lights guide 'smartphone zombies'
16/02/2017 12:42 PM

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