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I recieved a call from ifamilysoftware and they said that they could reprogram it for me for a resonable fee. Once again thank you. dave
The mathmatical formula that I use is: 3.141593(or pie) x diameter x diameter = sq. area. Example: .050 nozzel; 3.141593 x .025 x .025 = .00196....
I have replaced the batteries. That is when I found out that the program was gone. I also have called ifamily and am waiting for a response. thank...
I have a Sharp calculator that was programed by B&G Racing Computers in Phoenix that has lost it's programing. I didn't get the battery replaced...