21 Apr
2012
21 Apr
'12
4:13 p.m.
> If I needed to build a doorbell controller TODAY,
it would be quicker,
> easier (and CHEAPER) for me to build it out of a 5170 than a 555 or
> Arduino.
> But it would be embarrassing.
On Sat, 21 Apr 2012, Tony Duell wrote:
Wouldn't it be easier to use a 5150? You've
got the cassette motor relay
which you could then use energise the bell.
It would, indeed, be far preferable. (and was what I had in mind)
But the supply of them is dwindling. I only have one left!