Search found 6 matches

by Ken Geis
Mon May 20, 2002 6:24 am
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Re: Ballistics Chronometer

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by toejam: ken; hi, by nv. i meant nuts and volts magazine.A flip flop is a basic memory device that changes state from on or hi to off or low when a pulse is delivered to it . To determine if the bul...
by Ken Geis
Mon May 20, 2002 4:24 am
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Re: Ballistics Chronometer

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by toejam: so you want to build one? Ok the first thing you must do is get the projectile to trip a flip flop. I would starte by wiring a jk flip flop to toggle.A good referance to start with would be...
by Ken Geis
Thu May 09, 2002 1:03 pm
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Re: Ballistics Chronometer

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by josmith: I don't own one,I hear they work well.<p>I get that you want to build your own. The timing part shouldn't be too hard but the sensors will be a challenge. <hr></blockquote><p>Joe, I've rea...
by Ken Geis
Thu May 09, 2002 4:33 am
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Re: Ballistics Chronometer

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by josmith: http://www.oehler-research.com/ <p>Check out a real one. <hr></blockquote><p>Joe, Thanks for the web site. I looked at it for a little while and it looks like a nice machine. I don't know ...
by Ken Geis
Thu May 09, 2002 4:30 am
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Re: Ballistics Chronometer

<blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr>Originally posted by josmith:
http://www.oehler-research.com/<p>Check out a real one.<hr></blockquote>
by Ken Geis
Wed May 08, 2002 4:48 am
Forum: General Discussion
Topic: Ballistics Chronometer
Replies: 9
Views: 2447

Ballistics Chronometer

Anyone have any ideas on how to design/build a ballistics chronometer? I'm interested primarily in tracking my handloads for my .22 Hornet Ruger rifle, but it might be handy for my BB gun and even arrows too. I'd like to store the shot data and be able to download it to a pc and do some stats on the...