Multimeter recomendations

[Tony Duell]

> Anyone who plays a brass musical instrument with piston valves knows 
> the technique because of the nature of valve end-caps.  They're 
> usually somewhere around 3/4 - 1" in diameter with fine machined 
> threads--the danger of cross-threading is great.  However, turning 
> the cap anti/counter-clockwise until one hears the "click" ensures 
> success.

I do it without thinking when screwing filters onto camera lenses (0.5 or 
0.75mm picth threads, 50 or so mm diameter). I guess most photogrpahers 
know to do that.

As I seaid early, it;s second-nature to me now. I probably do it on all 
sorts of fittings without thinking about it.

-tony