Another small step…After a bit of a battle with the Shelly relay, and some help from @byron, it finally works.Each gate/module is talking to the rpi m...

Ah, that makes more sense. 👍🏻

Found this on YouTube. I haven’t watched this yet, but it seems to be fairly comprehensive.

@zander Ron, does the RPI support MQTT as a part of its operating system, or are you saying another piece of software needs to be installed ...

@embsysdev I have no experience with ‘ESP now’ but from what I’ve read it is for connecting ESPs together and not to other things. MQTT can conne...

@embsysdev i was thinking about optical, but I think they would be too unreliable. I did a search and found these, which seem to be designed specif...

Nothing is immediately coming to mind but what is in the hopper. Is it plastic pellets? If so what size? What level of accuracy do you need? Full, 3...

@josieboots Hi Josie, I'm new here too and from the UK. I decided to tax myself with a project or two to learn something new in retirement. This...

Prototype 2 is up and running.Prototype 2 came about by a friend of mine suggesting a different approach when I showed him the early stages of prototy...

@zander Which do you use?

Just a quick update on the blast gate project. Prototype 1 is pretty much complete. The electronics have been built on Veroboard. The layout was...

@DaveE I had already looked on Amazon and picked out virtually the same assortment boxes. AliExpress is a much better idea as they are half the p...

@zander Thanks Ron, Book marked for next birthday. 🙂

I've had a bash at looking at switch debounce and these are the initial results.This is the simple circuit I've used as it mimics the connection in th...

@davee Reverend Dave does have a nice ring to it. 😂 Another noteworthy explanation, fantastic! I'm waiting for some membrane switches t...