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Geschichte

FAI Aerobatics Program in Hausen (F3A)

4
Organization: MG Affoltern


Left: This year’s Swiss Championship was all about noise reduction. Here is an additional silencer (on the resonance tube by P. A. Meyer) that was mounted on the “Sperber” built by H. P. Pfister of Worb.
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Left: This year’s Swiss Championship was all about noise reduction. Here is an additional silencer (on the resonance tube by P. A. Meyer) that was mounted on the “Sperber” built by H. P. Pfister of Worb.

Noise Ranking
1. Emil Giezendanner82 dB(A)
2. Kurt Schnyder83 dB(A)
3. Tyronne Buschor84 dB(A)
Bruno Giezendanner84 dB(A)
Walter Köppel84 dB(A)
Hanspeter Pfister84 dB(A)
7. Matt, Norbert85 dB(A)
Meier, Alex85 dB(A)
Hugo Peyer85 dB(A)
René Schumacher85 dB(A)
11. Philippe Prongin88 dB(A)
Christof Zubler88 dB(A)

Rankings
1. Bruno Giezendanner, Pfäffikon1119
2. Emil Giezendanner, Pfäffikon1058
3. Norbert Matt, Liechtenstein1022
4. René Schumacher, Visp1012
5. Philippe Progin, Bulle947
6. Alex Meier, Wohlen925
7. Hans-Peter Pfister, Worb910
8. Kurt Schnyder, Lucerne906
9. Hugo Peyer, Reusstal900
10. Walter Köppel, Berikon893
11. Tyronne Buschor, Einsiedeln892
12. Christof Zubler, Münchenbuchsee823
13. Werner Schnyder, Menziken0

Teams Eliminated from the Play-In Tournament

Christof Hug, Sulzer-Winterthur
; Mathias Bosshard, Pfäffikon


1979 Hope Run

Tyronne Buschor, Einsiedeln
; Christof Zubler, Münchenbuchsee
; Werner Schnyder, Menziken


Left: Muffler and rear silencer on Kurt Schnyder's "Milan." Intake muffler and air filter on the carburetor.
Left: Muffler and rear silencer on Kurt Schnyder's "Milan." Intake muffler and air filter on the carburetor.

NameModelEngineMufflerRC SystemChassisRPMdB(A)
Buschor TyronneSKYMASTERWEBRA-SPEEDMINIVOXKRAFTpneumatic12,72984
Bruno GiezendannerSCORPIONSUPER-TIGRE ABCP. A. MeyerPRO LINEelectric13,67084
Emil GiezendannerSCORPIONSUPER-TIGRE ABCP. A. MeyerPRO LINEelectric13,38282
Köppel WalterSPERBERROSSIROSSI mod.GRAUPNERpneumatic12,89384
Matt NorbertARROWWEBRA-SPEEDP. A. MeyerSIMPROPMechanical13,67585
Meier, AlexSCORPIONSUPER-TIGRE ABCP. A. MeyerPRO LINEelectric13,33385
Hugo PeyerSKYMASTERROSSIROSSIKRAFTpneumatic12,78585
Hanspeter PfisterSPERBERWEBRA-SPEEDP. A. Meyer mod.PRO LINEpneumatic12,85584
Prongin PhilippeGRIFFONROSSIROSSIGRAUPNERpneumatic13,28488 (84)
Schnyder KurtMILANROSSIMICRO TON
+ After-sound dampener		GRAUPNERpneumatic12,52583
René SchumacherARROWWEBRA-SPEEDP. A. MeyerSIMPROPMechanical13,41785
Christof ZublerSPERBERWEBRA-SPEEDP. A. Meyer mod.PRO LINEpneumatic12,20088 (85)

The dB(A) values in parentheses were obtained after various modifications that had to be made on site, such as changing the propeller, removing the spinner, replacing the muffler, etc.


6/1978
Article from the issue 6/1978


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