Getting Noise Down To Acceptable Limits


Keep Your Site With Quiet (& Low RPM) Flight!

Noise Reduction Chart- Felbridge Flyers RMFC
(It Can be Done!)

Model

Engine

Prop

Silencer

RPM

Dba

Aero 10 OS 15 FB 8x5 Graupner Standard + pipe
9.3k
70
Tiger trainer Th Tigre GP 40 11x7 Kyosho Std + Mouse
9k
71
Speedy Bee OS 26 FS 10x6 Graupner Standard
9.2k
71
Wot 4 OS 40 FP 11x6 Graupner Std + mute
9.8k
72
O/D ASP 12 8 x 4 Graupner Std
9.1k
72
U-Sky OS 46 LA 11x7 Graupner Std + anti vib. Mount
9.3k
72
Own 4 OS46LA 11x7 Graupner Standard
9.2k
73
Commanche OS 40 FP 11x7 APC Standard
6.5k
74
High Boy OS 40 FP 11x6 Master Standard
9.8k
74
Own design OS40 Blue 10.5x6 Graupner Standard
9.5k
75

Model

Engine

Prop

Silencer

RPM

Dba

U-Sky OS40 LA 11x6 Graupner Standard + pipe
9k
75
Magnatilla OS 52 FS 12x6 APC Standard
9.5k
75
O/D OS 40 LA 11x6 Graupner Standard
9k
75
Hi-Boy OS 46 LA 11x7 Graupner Standard
9.5k
75
Super Sport 46 SC 11x9 APC Std + mouse
8.8k
75
Kamco Cavalier OS 46 LA 11x6 Graupner Std + outlet tube
9.8k
75
Moronic OS 46 SF 12x7 APC Standard
8.8k
75
WOTS WOT Saito 65 11x7 3 blade Std + insert
9.4k
75
Tiger Trainer OS 46 LA 11x7 Graupner Standard
9.8k
75
Tiger Trainer OS 46 LA 11x6 Graupner Std + rubber pipe
10k
75

Model

Engine

Prop

Silencer

RPM

Dba

Acro Wot Saito 65 11x7 3 blade cut down Saito 80 + special tube
9.3k
75
Tiger Trainer OS40 LA 11x6 Graupner Standard
9.8k
76
U’Sky OS46FX 12x7 Graupner Standard
9.6k
76
Commanche TT GP 42 11x7 APC Standard
8.7k
76
Silouette ST 45 11x7 Kyosho Standard
9k
76
Auster Laser 75 13x7 Master Quite + tube
7.7k
77
Patriot Enya 60 FS 12.5x6 Graupner Irvine mouse
8k
77
Acro Wot OS 52 FS 11x7 Kyosho Standard
10.3k
77
Own design SC 40 11x9 Kyosho Standard
9.8k
77
WOT4 ST 45 11x9 Kyosho Std + after silencer
9.3k
77

Model

Engine

Prop

Silencer

RPM

Dba

Hunter OS46FX 11x7 3 blade cut down to 10.5 Standard
9.4k
77
Super Sport MDS 58 12x8 APC Standard
9.3k
77
Vendetta OS 46 SF 11x8 Kyosho Std + mute
9.5k
78
Legionaire MDS 38 Pro 11x8 APC Flair Std
9.6k
78
Magnatilla ST 45 12.5x6 Graupner Standard
9.5k
78
WOT 4 46TS 11x8 APC Standard + mouse
9.8k
78
Kamco Kadet OS40MAX 10x7 Graupner Standard + after
10k
78
Flair SE5A OS 52 FS 12x7 Graupner Standard
9.5k
78
Tiger Trainer OS40 FP 10.5x6 Graupner standard +OS Quiet
10.0k
78
Tiger Trainer Th Tig 42 11x7 Graupner Standard
9.3k
78

Model

Engine

Prop

Silencer

RPM

Dba

Wot 4 Irvine Q40 10x9 APC Standard
9.9k
78
Limbo Dancer MDS 38 11x7 APC Standard
8.8k
78
Wot 4 SC 53 4S 11x7 Kyosho Standard
9.8k
78
Mustang Laser 70 12x7 APC Standard
9.3k
79
Harvard OS 48 Surpass 12x6 APC Standard
8.1k
79
WOT4 ST 51 11x9 Graupner Standard
8.2k
79
Smith Miniplane Irvine Q40 12x6 Graupner Flair in cowl
9.4k
79
Aerotec Mustang OS40LA 10.5x6 Graupner Standard
9.7k
79
WOT 4 MDS48PRO 11x9 APC Standard
9k
79
Tiger Trainer OS52FS 11x8 Kyosho Standard
8.8k
79

Model

Engine

Prop

Silencer

RPM

Dba

Tiger Trainer Thun T GP42 11x7 Graupner Standard
9.6k
79
Hurricane Laser 150 16x8 3 blade Standard
6.25k
80
Patriot SC 91 FS 14x7 Graupner Standard
9.0k
80
D7 Laser 75 13x6 Master Standard
9.5k
81
Astro Hog ST 61 13x8 APC Standard
9.3k
81
Hurricane OS 90 FS 12x8 Graupner (3) Standard + NC Special
9.4k
81
Magnatilla Th Tig 54 13x6 APC Standard
9.0k
81
Sport 75 Laser 80 14x7 Graupner Standard
8.2
81
Mustang Th Tig 61 pro 13x9 APC Standard + pipe
8.0k
81
Mustang Th Tig 61 Pro 13x7 APC Standard + ali pipe
9.4k
81

Keep Your Site With Quiet (and low rpm) Flight.


This page has been contributed by Norman Carter
Web Site: Felbridge Flyers RMFC