Uploaded September 2011 | Updated September 2026, 2 weeks ago
2011 RC-69 Cargo Dropper. Constructed entirely of Dollar Tree foamboard and Depron. Weighs 1500g all-up without cargo. Twin motors with 1600g total static thrust. Made for dropping small cargo. Working on daisy-chained multiple cargo drops. Scratchbuilt on-the-fly design so no plans but easy to copy. See other videos on this channel for build techniques.
SPECIFICATIONS:
length: 38"
wingspan: 45"
chord (total): 8"
chord (airfoil): 6"
flaps & ailerons: 2" x 10" each
wing leading edge: 10" aft of nose
CG: 2 1/2" aft of leading edge (30%)
fuselage: 5" x 5"
horizontal stabilizer: 16" x 7"(root chord)
vertical stabilizer: 9" x 7" (root chord)
motors: 8 1/2" outboard of centerline
motors mounted 0-degree thrust line through upper 1/3 of camber
landing gear (tricycle): 2 1/4"
nose gear axle: 2" aft of nose
main gear axle: 15" aft of nose
empty weight: 1080g, 38oz
AUW: 1450g, 51oz
2011 RC-69 Cargo Dropper. Constructed entirely of Dollar Tree foamboard and Depron. Weighs 1500g all-up without cargo. Twin motors with 1600g total static thrust. Made for dropping small cargo. Working on daisy-chained multiple cargo drops. Scratchbuilt on-the-fly design so no plans but easy to copy. See other videos on this channel for build techniques.
SPECIFICATIONS:
length: 38"
wingspan: 45"
chord (total): 8"
chord (airfoil): 6"
flaps & ailerons: 2" x 10" each
wing leading edge: 10" aft of nose
CG: 2 1/2" aft of leading edge (30%)
fuselage: 5" x 5"
horizontal stabilizer: 16" x 7"(root chord)
vertical stabilizer: 9" x 7" (root chord)
motors: 8 1/2" outboard of centerline
motors mounted 0-degree thrust line through upper 1/3 of camber
landing gear (tricycle): 2 1/4"
nose gear axle: 2" aft of nose
main gear axle: 15" aft of nose
empty weight: 1080g, 38oz
AUW: 1450g, 51oz
