you missed the bit about " at this level ..." or are you looking for another Arfur Mo Christmas lecture LOL

No, I'll bow to your experience as I don't have the time before I die (I am over 25!).

But Ohm's Law still applies whatever.

Edited November 21, 200718 yr by amateurandy

Oh dear.

Single wire returns on the smoke/PIR detector? Yes that is quite common on the cheap jobs. Rip it all out and start again! The bottom picture looks like a Visonic of some kind... not bad but not great...

Edited November 21, 200718 yr by antinode

But Ohm's Law still applies whatever.

yeah run that one past me again LOL

not really LOL again

Arf - you ever seen a scanner like that ? - whats it look like with the cover on ?

Think thats the combined smoke / pir , by A1 , so it must be 10 years old at least.

Normally every powered device would have its own cable from the power source.

non-trade background?

24 j/b's / latching vipers (or dt's /pirs ect...) iD loops all multi sensor of one source of power

The bottom picture looks like a Visonic of some kind...

Fox from the late 80's

non-trade background?

clues in his name tel, clues in his name LOL

clues in his name tel, clues in his name LOL

just a knows betters then?