I'm back to the larger 260 balloons to have enough structural strength for the approximately 6 g (with logic battery) Tinyduino controller and motor board. |
Safety pins:
for clevises: size 00 = 3/4"
for joints: size 1 = 1-1/16"
All knots:
Quadruple overhand stop knots
All elastic bands:
Loom bands (Rainbow, Cra-Z-Loom, etc.)
Motor leads:
36 gauge magnet wire (twisted pairs)
Balloon
Qualatex 260Q Diamond Clear (tied and trimmed at both ends to give custom length.)
Muscles:
1-lb test Berkley Fireline (5" untwisted length between stop knots)
Motor:
Solarbotics TPM2 4mm diameter pager motor
Tapered bushing:
insulation from 22 gauge solid wire tapered by stretching above candle flame
Motor harness tape:
1/8" width of 3M 863 clear strapping tape
No comments:
Post a Comment