Solid State Relays

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SSRYesterday I published a blog about some little DIP solid state relays – and was reminded by a friend that these… http://www.ebay.co.uk/itm/351198840167?_trksid=p2059210.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT are cheaper and higher power if not so tiny – and he’s right – I have some and they work a treat. If you try them from GPIO0 on the ESP8266 however, make them + based not – based.. ie connect – to the output and + to the 3v3 supply of the ESP8266 which means you have to reverse your on/off logic.

I have one attached to a compact fluorescent light and it’s working a treat.

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