Air Speed Indicator is calibrated for slow flight and designed to provide much more precise measurement of “low and slow” airspeeds than nonprecision steam gauges. Available in 28-82MPH in 1.75” square and 2.25” round.
Above Ground Altimeter measures from field elevation of the airport (rather than mean sea level). Its calibrated in 100-foot increments from 0 to 1200 feet. The new air computer allows it to automatically zero for reset.