Search found 4 matches

by aDub
Sun Nov 05, 2017 1:29 pm
Forum: Community Projects
Topic: Interested in Building Fridge Door Alarm Circuit using 555?
Replies: 4
Views: 1738

Re: Interested in Building Fridge Door Alarm Circuit using 5

Well, way back in 1972 I bought a 555 and it was an amazing chip. I was a young man in college then, you wouldn't know it to look at me now. LOL back then I was making synthesisers at school using mainly 741s & 555s, job lots of OC51's etc, keyboards made with bits of wire coat hanger and clothes p...
by aDub
Sun Nov 05, 2017 12:29 pm
Forum: Community Projects
Topic: Interested in Building Fridge Door Alarm Circuit using 555?
Replies: 4
Views: 1738

Re: Interested in Building Fridge Door Alarm Circuit using 5

@barewires Good catch :lol: :lol: :lol: The same circuit for a fridge alarm is all over the web. "Here I want to share a project " should indicate the source. To be fair, it's not a direct lift, he's swapped the R.C values around a bit, so may have been lifted from somewhere else (there are only a f...
by aDub
Sun Nov 05, 2017 11:40 am
Forum: General Discussion
Topic: Swamped
Replies: 1
Views: 788

Swamped

Hi Admin, Can you ensure that the hardware forum, for new postings of equipment, i.e. new posts by admin, are not displayed in the "view unanswered posts" list - there is no point, there is nothing to answer! By swamping the list, you stop people looking and so less people get help and you probably ...
by aDub
Sat Oct 28, 2017 10:37 am
Forum: WeMos
Topic: WeMos D1 Mini SD Card Shield (HCWEMO0004)
Replies: 2
Views: 3000

Re: WeMos D1 Mini SD Card Shield (HCWEMO0004)

What size SD cards (capacity) can this module take?

Kind regards
Adub