On Sat, 15 Nov 2008 23:35:22 +0000 (GMT), Dave Plowman (News) wrote:

75mA x 6v = 0.45 watts, pretty much any pot can handle that.

Think you'll find most common ones are 1/4 watt.

I was wondering about the disipation as well 1/2 watt does feel a bit high
to me. Also bear in mind the rated disipation would be across the whole
track not just a fraction of it.

--
Cheers
Dave.