UKSparky,

[Linked Image from marcspages.co.uk]

As can be seen, volts is 'pushed' up as a general rule - have many friends cry because of high bulb costs.

http://www.marcspages.co.uk/pq/?6620 was cure given to a few (now, I am more than aware that a lot will frown at this solution - but it works!).

M.