Posted Thursday, July 3, 2008 @ 11:21 AM
9th March 2006
Temp 28°C, QNH 1010 HPa
VH-HDO 1400cc engine
Hoffmann 145/B/80 propeller, no spinner, 36 litres fuel (max weight)
Take-off rpm 2,800
Climb 500-1,500 feet 1:40 @ 60 knots and 2,850 rpm = 600 fpm
Max IAS 110 kts @ 3,600 rpm
18th February 2007
VH-HDO 1,400cc engine
Hoffmann 145/B/80 propeller, small cap spinner
30 litres fuel + 5kg baggage (max weight).
25°C, 1015, 700 feet, calm air.
2,500 rpm = 70 kt IAS (80.5 mph, 129.6 kph)
3,000 rpm = 86 kt IAS (99 mph, 159 kph)
3,500 rpm = 110 kt IAS (126.6 mph, 203.7 kph – max level speed)
4,000 rpm = 120 kt IAS in a dive
This Hoffmann 145/B/80 propeller (broader chord blades, 57in diameter by 31.5 in pitch) propeller, is actually the approved prop for a 1700cc Limbach VW conversion in the two-seat RF5.
Yours, Bob