Search found 3 matches

by valhalla418
Mon Dec 11, 2006 5:18 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Strobe to Measure RPM
Replies: 6
Views: 34465

I've created a 50Hz timing disc to use with a fluorescent light in the UK:

http://www.globecc.co.uk/50HzRPMDisc.gif

Print it out and view rotations under fluorescent lighting.
by valhalla418
Mon Dec 11, 2006 2:08 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Strobe to Measure RPM
Replies: 6
Views: 34465

ok... that explains it. So if I want to make a UK version then I guess I'll need to work with 100Hz.


Thanks!
by valhalla418
Mon Dec 11, 2006 9:22 am
Forum: Stirling and "Hot Air" Engine Forum
Topic: Strobe to Measure RPM
Replies: 6
Views: 34465

I looked at the black and white rpm disc and think its a great way to measure rpm. My problem is that I live in the UK so my A/C is 50Hz, not 60Hz like in the US. So if I used this disc it would give me an incorrect reading. I want to create a 50Hz, but I've looked at the 60Hz disc and is seems to m...