On 09/12/2012 11:45, Dave Liquorice wrote:
On Sun, 09 Dec 2012 11:04:49 +0000, Nightjar wrote:

For the purpose they must be instant-on.

For dusk to dawn floodlights, I have been using ones fitted with 2 x 9W
or 4 x 9W fluorescent lamps for years.

er, "instant on"?


Yes, although full brilliance does take a few seconds. However, I was
actually replying to Dennis' point about work lights.

Colin Bignell