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Educational Rockets 3

PerfectFlite APRA Altimeter<br /><b>UKROC</b> approved

Bargain priced APRA audibly reports peak altitude

APRA is an entry-level altimeter that doesn’t compromise on accuracy and capability. It is small, easy to use, and audibly reports your rocket's peak altitude and maximum velocity after flight via a sequence of beeps. Finding the darn thing in tall grass is easier with APRA's warbling siren.

The PerfectFlite APRA features:

  • Works to 100,000 feet MSL, audibly reports peak altitude and maximum velocity after flight.
  • No mach delay necessary for mach+ flights: Automatic MachLock assures proper operation with any flight.
  • Uses common type A23 12 volt battery (included).
  • Precision sensor & 24 bit ADC yield superb 0.1% accuracy.
  • Built-in voltmeter reports battery voltage on power-up – no more guessing about battery condition.
  • Post flight locator siren aids in locating your rocket.
  • Pressure sensor is immune to false triggering from exposure to sunlight.
  • Highly resistant to false trigger from wind gusts; tested in 100+ MPH winds!
  • Low power design – battery lasts for over 30 hours. Post-flight locator siren will run for several days, giving you multiple “second chances” to find a lost rocket.
  • Rugged SMD construction, stringent QC testing, and internal self-diagnostics assure uncompromising reliability.
  • Wide operating temperature range of -40F to +185F.
  • Measures just 2.75"L x 0.55"W x 0.62"H, fits 18mm tube, weighs just 0.56 oz. including battery.
  • Backed by full three year warranty.
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