Now, whether Daniel was intentionally joking on the pole mount thing or not - I do believe he is correct. There were no pole mounted sirens in London as far as I know - or Portsmouth for that matter. In some places, single pole siren mounting is illegal for whatever reason. But it could also well be...

"Honestly, the diagram on the right was the one that I was going on"

Okay I see that now,
What's up with the diagram on the right and the grounding of the positive on the battery?

If I am understanding this properly, why (on the diagram to the left) are you wiring the siren backwards? Your key for the color code is a bit off I think. Also with the diagram on the right, is there any reason why you are only using the negative on the 6v battery and grounding the positive? You ne...

That's the only problem I can come up with.

It wouldn't make sense if it did.

That sounds interesting.
If only there were pictures.

The rusty substation one gives a dead resemblance of stripes, The other one must've been repainted I guess.. I believe all of these were installed in 1952, so they must've all had the stripes, At least the rusty substation one, and the one next to the tall silo. Plus, the tall silo one has white ou...

I have a couple of questions relating to the B-Series;
What is the purpose of the wire leading from the rotator to the chopper unit?
And because it's a B-Series would the A in the type of blower be replaced with a B?

Okay I am getting an understanding now, Thank you all!