Rate this post by selecting a number. 1 is the worst and 5 is the best.

Author Message   Papco_instruments Tinkerer Username: Papco_instruments Post Number: 8 Registered: 10-2009 Rating: N/A Votes: 0 Posted on Wednesday, October 26, 2011 - 05:17 pm:    Hank, Check out this link www.papcoinstruments.com this digital tester is a stand alone device, no computers needed. It is battery operated, making it very useful when visiting a camera seller. Characterizing your camera shutters will help you avoid wasting film and processing.