[TriEmbed] Rocket derby help
Craig Cook
cncook001 at yahoo.com
Tue Jan 31 13:24:20 CST 2017
>With the amperages you measured, they are way too low. If you put a 100-ohm 5 W
resister in place of the igniter and measure the current when you press a button
for a few seconds, you should see around 120 mA (0.120 A).
Cool. Now I have a test to run.
Will be replacing the 6V battery with a 12V one. I have some "old" UPS batteries at home of unknown age.
I'll run the above test on a few of them and check the results. I have a new UPS battery in use, I'll test it as well.
Look like Battery rechargers are around $9 on amazon. I'll get one of those as well. (unless I should invest more $ in one of those).
https://www.amazon.com/gp/product/B001G8AIMU/ref=ox_sc_act_title_1?ie=UTF8&psc=1&smid=ATVPDKIKX0DER
Appreciate everyone's help with this.
Craig
p.s. John, my Pinewood derby summary was posted Jan 28 to the list
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