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Sonda II B (18mm)


  • Model: ASP KSON-18
  • Manufactured by: Aerospace Specialty Products

ASP Sonda II B Kit (18mm)

The Sonda II B is the largest of Brazil's series of Sonda II sounding rockets. The Sonda II was first flown during the early 1970's and continues in use today.

Ease of construction and painting makes this model of a Brazilian Sounding Rocket a great first scale kit! Includes trim tape to make detailing easy. Flies well on A through D 18mm engines.
Kit has recently been updated with laser-cut fins, quick-change engine hook and totally re-written instructions!


Length: 19.25"/48.9 cm
Diameter: .976"/24.8 mm
Weight: 1.25 oz/35.4 gm
12" Parachute Recovery
Scale: approx. 1/12 (0.083)
Skill Level: Beginner
Center of Pressure: 15.95" from tip of nose
Recommended Engines: A8 - 3; B4 - 4; B6 - 4; C6 - 5; D21 - 7

Estimated (calculated) altitudes:

with A8-3: 260 feet/79 meters
with B4-4: 555 feet/169 meters
with B6-4: 560 feet/171 meters
with C6-5: 1085 feet/331 meters
with D21-7: 1700 feet/518 meters

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