AC 36-1G

Historical

Advisory circular · Noise Levels for U.S. Certificated and Foreign Aircraft

A newer version is currentThis is a historical version. AC 36-1H is the version in force, approved May 25, 2012.
Approved
August 27, 1997
Last reviewed
August 27, 1997
Family
AC 36-1 · 2 versions
Revision
G
14 CFR parts
36

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

Show pages 133–144
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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL, (dBA) MLW MODEL 10008 MER MODEL NO. SHE BIM EXH MER MODEL A PITCH MaRA PC CaBA NOTES CESSNA 3.60 TCM 285 2700 MCCAULEY 80 79.8 0.4 79% U206G (LAND) 3.60 IO-520-F-9 D3A34C404/80VA-0 CESSNA 3.50 TCM 285 2700 8 MCCAULEY 80 80.2 -0.8 79.4 U206G(SEAPLANE) 3.50 IO-520-F D3A34C404/80VA-0 V CLASSIC AIRCRAFT 2.65 JACOBS 245 2050 SENSENICH 96 75.1 -2.3 72.8 WACO F5 2.65 R-755B2M W96JA72 F CLASSIC AIRCRAFT 2.77 JACOBS 275 2200 SENSENICH 90 2 76.3 -0.7 75.0 WACO F5 2.77 R-755B2M W90T6JA72 F CURTISS-WRIGHT 2.45 LYCOMING 225 2050 HAMILTON STD 102 75.2 - 1.6 75.6 TRAVEL AIR 4000 2.45 R-680E3B 2B20/6135A F DEHAVILLAND 8.00 PRATT&WHITNEY 1900 HARTZELL 102 3 76.3 -0.3 76.0 DHC-3 W/SAE STC PT6A-135/135A HC-B3TN-3C/T10282 DORNIER 12.50 GARRETT 2 715 HARTZELL 106 71.5 228-100 12.50 TPE331-5-252D HC-B4TN-SML/.T EMBRAER 12.50 PRATT& WHITNEY 2 750 2200 HARTZELL 93 3 78.7 -1.4 77.3 EMB-110 12.02 PT6A-34 HC-BT3N-3C/T10178H- FAIRCHILD 12.50 AIRESEARCH 2 900 4173 HARTZELL 106 77.4 -4.5 72.8 SA226-T(B) 12.50 TPE331-1OU-501G HC-B4TN-SEL/LT10282 V FAIRCHILD 12.50 AIRESEARCH 2 632 1920 4 HARTZELL. • 102 3 83.6 - 3.8 79.8 SA226TC 12.50 TPE331-3UW-303G HCB3 TN-5/T10282HB V FAIRCHILD 14.50 GARRETT 2 1000 DOWTY-ROTOL 106 76.7 - 1.9 74.8 SA227-AC TPE331-11 R321/4-82-F/8 F FAIRCHILD 16.00 GARRETT 2 1000 DOWTY-ROTOL 106 76.7 1.0 77.7 SA227-AC TPE331-11 R321/4-82-F/8 F FAIRCHILD 12.50 AIRESEARCH 1000 4173 4 DOWTY ROTOL 106 76.7 -4.8 71.9 SA227-AC 12.50 TPE331-11U-601G (C)R321/4-82-F/8 Page 11 _..

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F)

MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (BA) MLW MODEL 1000# MER, MODEL NO. SHP RPM EXH MER, MODEL PICH MaBA PC CaBA NOTES FAIRCHILD 14.00 AIRESEARCH 2 1000 4173 DOWTY ROTOL 106 76.7 .2.2 74.5 SA227-AC 14.00 TPE331-11U-601G (C)R321/4-82-F/8 FAIRCHILD 12.50 AIRESEARCH 2 1000 4173 DOWTY ROTOL 106 76.7 -4.8 71 9 SA227-AT 12.50 TPF331-11U-601E (C)R32114-82-F/8 FAIRCHILD 14.00 AIRFSEARCH 1000 4171 IXOWTY ROTOL 106 76.7 - 2.2 74.5 SA227-AT 14.00 TPE331-11U-601G (C)R321/4-82-F/8 FAIRCHILD 12.50 AIRESEARCH 2 900 4173 DOWTY ROTOL 77.4 4.6 72.8 SA227-TT 12.50 TPE331-10U-503G (C)R324/4-82-F/9 FAIRCHILD 13.20 AIRESEARCH 2 900 4173 DOWTY ROTOL 106 77.4 -4.1 73.3 SA227-TT 13.20 TPE331-1OU-503G (C)R324/4-82-F/9 FU HEAVY IND. 6.75 LYCOMING 2 340 2500 HARTZELL 79 80.8 -32 77.6 700 6.60 TIO-540-R2AD HC-E3YR-2ATF/FC846 v FUT HEAVY IND. 8.30 LYCOMING 2 450 2133 HARTZELL 93 3 82.7 - 3.3 79.4 710 8.30 TIGO-541-DIB HC-C3YN-2LDUF/FJC- GRUMMAN 5.50 LYCOMING HARTZELI. 87 82.8 -3.2 79.6 G-44/SCAN 30 TIO/LTIO-540-J2BD HC-C3YR-2UF/HC-CJY GULFSTREAM AMERICAN 2.80 AVCO LYCOMING 200 2700 3 HARTZELL 77 75.1 -0.5 74.6 1128 2.80 10-360-CID6 HC-E2YR•1BF/F8467-7 GULFSTREAM AMERICAN 2.85 AVCO LYCOMING 210 2575 HARTZELL 77 2 76.1 -1.3 74.8 112TC 2.76 T0-360-C1A6 HC-E2YR-IBF/F8467-7 GULFSTREAM AMERICAN 2.95 AVCO LYCOMING 210 2575 4 HARTZELL 77 2 76.1 - 1 3 74.8 112TCA 2.95 T0-360-C1A6 HC-E2YR-18F/F8467-7 GULFSTREAM AMERICAN 3.14 AVCO LYCOMING 260 2700 3 HARTZELL 77 2 79.7 - 1.2 78.5 114 3.14 10-540-T4ASD HC-C2YR-IBF/F8467-7 GULFSTREAM AMERICAN 3.25 AVCO LYCOMING 260 2700 3 MCCAULEY 77 3 79.7 -1.2 78.5 114A 3.13 10-540-T4B5D B3D34C405/90DFA-13 Page 12

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8/27/97 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F)

MANUFACTURER MTOW ENGINE DATA PROPELLER WE THAT SION MLW MODEL 1000₴ MER MODEL NO. SHIP RPM EXH MER, MODEL SALON GULFSTREAM AMERICAN 10.25 AIRESEARCH 2 700 1591 HARTZELL 106 3 76.4 .5.0 71.4 690 9.59 TPE331-5-251K HC-B3TN-SFLLT10282 GULFSTREAM AMERICAN 10.25 AIRESEARCH 2 700 1591 HARTZELL, 106 3 76.4 - 5.0 71.4 690 A 9.59 TPE331-5-251K HC-B3TN-SFLLT1028H v GULFSTREAM AMERICAN 10.32 AIRESEARCH 700 1591 HARTZELL 106 76.4 -5.0 71.4 690B 9.68 TPE331-5-251K HC-B3TN-5FLLT10282 GULFSTREAM AMERICAN 10.32 AIRESEARCH 700 1591 4 DOWTY ROTOL 106 76.4 - 5.0 71.4 690C 9.68 TPE331-5-254K (C)R306/3-82-F/7(C)VP GULFSTREAM AMERICAN 10.70 AIRESEARCH 2 737 2730 DOWTY ROTOL 106 3 76.4 - 5.0 71.4 690D 10.55 TPE331-5-254K (C)R306/3-82-F/7(C)VP GULFSTREAM AMERICAN 10.32 AIRESEARCH 2 700 1591 DOWTY ROTOL 106 76.4 - 5.0 71.4 695 9.68 TPE331-10-501K (C)R306/3-82-F/7(C)VP GULFSTREAM AMERICAN 11.20 AIRESEARCH 2 700 1591 DOWTY ROTOL 106 3 71.8 0.0 71.8 695A 10.56 TPE331-10-501K (C)R306/3-82-F/7(C)VP GULFSTREAM AMERICAN 6.95 AVCO LYCOMING 340 2500 HARTZELL 79 3 77.8 -2.4 75.4 700 6.59 TI0-540-R2AD HC-E3YR-2AFT/FC846 GULFSTREAM AMERICAN 1.34 LYCOMING 108 2600 MCCAULEY 71 2 66.3 0.6 66.9 AA-1B 1.54 0-235-C2C SCM1A105/7157 GULFSTREAM AMERICAN 1.54 LYCOMING 108 2600 MCCAULEY 71 2 66.7 1.1 67.8 AA-IB 1.54 0-235-C2C SCM1A105/7154 F GULFSTREAM AMERICAN 1.57 LYCOMING 115 2700 SENSENICH 71 2 68.3 0.5 68.8 AA-IC 1.57 0-235-L2C 72CK.0-56 GULFSTREAM AMERICAN 3.78 LYCOMING 2 160 2700 HARTZELL 73 74.2 -2.2 72.0 GA-7 3.78 0-320-DID F2YL-2VFFC7663D-3 v JETSTREAM 15.21 GARRETT 940 DOWTY ROTOL 106 74.1 -24 71.7 JETSTREAM 31 14.55 TPE331-10UF/URS13H R333/4-82-F/12 Page 13

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTUKER MTOW ENGINE DATA PROPELLER DIAM. BLADES NOISE LEVEL (dRA) MLW MODEL 1000# MFR, MODEL NO. SHP RPM EXH MER MODEL MaBA PC CaBA NOTES JETSTREAM 14.60 AIRESEARCH 2 900 DOWTY ROTOL 106 4 74.4 -3.5 70.9 1 JETSTREAM 31 14.60 TPE331-1OU-501H R333/4-82-F/12 JETSTREAM 16.20 GARRETT 2 1020 4173 DOWTY ROTOL 106 4 76.2 -3.2 73.0 JETSTREAM 3201 15.60 TPE331-12UA(R)701H R333/4-82-F/12 v MAULE 2.30 LYCOMING 175 2700 HARTZELL 76 2 72.3 00 72.3 M-5-180C/-180TC 2.30 0-360-C1F HC-C2YR-1BF/F7666A MAULE 2.30 LYCOMING 190 2600 HARTZELL 77 2 73.3 0.0 73.3 M-5-200 2.30 IO-360-11A6D HC-E2YR-1BF/F8468A- MAULE 2.30 LYCOMING 210 2575 HARTZELL 74 2 74.6 -1.0 73.6 M-5-210TC 2.30 I0-360-C1A-6D HC-E2YR-1BF/F8467-7 MAULE 2.75 LYCOMING 235 2400 3 HARTZELL 81 2 74.7 0.9 75.6 M-5-235 2.75 0-540-J1 ASD HC-C2YR-1BF/F8468A- MAULE 2.30 LYCOMING 235 2400 HARTZELL 78 2 72.6 -5.0 67.6 M-5-235C 2.30 0-540-J1A5D/-W1A5D HC-C2YR-IBF/F8468A- MAULE 2.30 LYCOMING 1 175 2600 HARTZELL 76 2 70.9 0.9 71.8 M-6-180 2.30 0-360-CIF HC-C2YR-1BF/F7666A MAULE 2.30 LYCOMING 235 2400 HARTZELL 78 2 72.6 -5.0 67.6 M-6-235 2.30 0-540-J1A5D/-W1ASD HC-E2YR-1BF/F8468A- MAULE 2.50 LYCOMING 235 HARTZELL 81 2 71.3 M-6-235 2.50 O-540-J1ASD HC-C2YR-IBF/F8468A- MAULE 2.50 LYCOMING 235 2400 HARTZELL 78 2 72.6 -0.3 72.3 M-7-235 2.50 O-540-J1A5D HC-C2YR-1BF/F8468A- V MAULE 2.50 LYCOMING 235 2400 3 HARTZELL 81 74.7 -2.5 72.2 M-7-235 2.50 O-540-J1ASD HC-C2YR-IBF/F8468A- MITSUBISHI 10.47 AIRESEARCH 665 4173 4 HARTZELL 98 77.4 -2.9 74.8 MU-2B-40 9.96 TPE331-10-501 HC-B4TN-SDL/LT1028 Page 14

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (dBA) MLW MODEL 1000# MFR, MODEL NO. SHIP RPM EXH MER,MODEL (IN) PRICH MdBA PC CdBA NOTES MITSUBISHI 11.56 AIRESEARCH 715 4273 HARTZELL 98 77.7 - 1.4 76.5 MU-28-60 11.60 TPE331-10-501M HC-B4TN-5DLA.T1028 v MOONEY 2.74 LYCOMING 1 192 2700 MCCAULEY 74 2 75.3 - 1.3 74.0 M20J 2.74 I0-360-A3B6D B2D34C21278CDA-4 MOONEY 2.90 PORSCHE 7 HARTZELL 74 3 76.6 M20L 2.92 PRM3200N03 BHC-J2YF-1C/B7421 MOONEY AIRCRAFT 2.90 TELEDYNE 1 210 2700 4 MCCAULEY 74 76.6 - 1.1 75.4 M20K 2.90 TSIO-360-GB1 2A34C216/90DHB-16E PARTENAVIA 4.38 AVCO LYCOMING 2 HARTZELL 76 75.4 P68-TC 4.38 TO-360-C1A60 HC-C2YK-2CUF PIPER 1.75 LYCOMING 1 150 2700 SENSENICH 74 69.0 -3.1 65.9 PA-18-150 1.75 0-320-A2B M74DM6-0-56 PIPER $.20 LYCOMING 2 250 2575 HARTZELL 77 2 76.8 -1.1 75.7 P.A-23-250 4.94 I0-540-C4B5 HC-E2YR-28465-7R v PIPER 5.20 LYCOMING 2 250 2575 4 HARTZELL 77 2 77.0 -0.8 76.2 PA-23T-250 4.94 TIO-540-C1A HC-E2YR-28465-7R v PIPER 2.33 LYCOMING 160 2700 5 SENSENICH 74 2 71.4 0.6 72.0 PA-28-161 2.33 0-320-D3G 74DM6-0-60 F PIPER 2.55 LYCOMING 1 180 2700 5 SENSENICH 76 2 73.4 0.5 73.9 PA-28-181 2.55 0-360-A4M 76EM855-062 PIPER 3.00 LYCOMING 235 2400 5 HARTZELL 80 2 72.5 0.4 72.9 PA-28-236 3.00 0-540-13 ASD HC-FZYR-1FF8468A-4 PIPER 2.65 LYCOMING 200 2700 SENSENICH 74 2 75.5 0.0 75.5 PA-28R-200 2.65 IO-360-CIC PIPER 2.90 LYCOMING 200 2575 2 HARTZELL 76 69.1 0.5 69.6 PA-28R-201T 2.90 TSIO-360-FB PHC-C3YF-IF/7663-2R Page 15

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (dBA) MLW MODEL 1000# MER, MODEL NO. SHe RPM EXH MFR, MODEL MUBA SALON PIPER 2.75 LYCOMING 200 2700 MCCAULEY 74 2 74.4 1.1 75.5 PA-28RT-201 2.75 10-360-C1C6 B2D34213/90DHA-16 PIPER 2.90 CONTINENTAL 200 2575 2 HARTZELL 76 2 69.1 0.3 69.4 PA-28RT-201T 2.90 TSIO-360-F BHC-C2YF-1F/F8459A- PIPER 2.90 CONTINENTAL 200 2575 4 HARTZELL 76 3 72.5 0.3 72.8 PA-28RT-201T 2.90 TSIO-360F PHC-C3YF-1F/F7663-2 PIPER 6.50 LYCOMING 2 275 2400 HARTZELL 80 77.0 - 1.6 75.4 PA-31 6.50 TIO-540-2AC HC-E3YR-2ATF FC846 PIPER 6.50 LYCOMING 275 2400 4 HARTZELL 80 3 78.0 -1.1 76.9 PA-31-325 6.50 TI0-540-F2BD HC-E3YR-2ATF FC846 PIPER 7.01 LYCOMING 2 315 2400 4 HARTZELL 80 3 78.0 0.9 78.9 PA-31-350 7.01 TIO-540-J2BD HC-E3YR-2ATF FC846 PIPER 7.80 PRATT&WHITNEY 620 3810 4 HARTZELL 93 76.5 - 5.0 71.5 PA-31P 7.80 PT6A-135 HC-B3TN-3C/T10178-8 v PIPER 9.00 PRATT& WHITNEY 620 3810 4 HARTZELL 93 3 79.2 -5.0 74.2 PA-31T 9.00 PT6A-28 HC-B3TN-3B/T-10173B PIPER 8.97 PRATT& WHITNEY 2 620 3810 4 HARTZELL 93 78.2 -4.0 74.2 PA-31T-62 8.97 PT6A-28 HC-BTN-3B PIPER 8.70 PRATT&WHITNEY 2 455 3810 4 HARTZELL 93 3 76.6 -1.6 75.0 PA-31T1 8.70 PT6A-11 HC-B3TN-3B/T-10173B PIPER 9.47 PRATT&WHITNEY 2 620 3810 4 HARTZELL 93 79.2 -2.1 77.1 PA-3172 PT6A-135 HC-B3TN-3B/T-10173B PIPER 9.00 PRATT&WHITNEY 2 455 3810 HARTZELL 93 76.6 - 1.0 75.6 PА-ЗІТ3 PT64-11 HC-B3TN-3B/T-10173K PIPER 3.40 LYCOMING 300 2700 HARTZELL 80 2 80.5 -1.2 79.3 PA-32-300 3.40 I0-540-K1A5 HC-C2YR-1()F/F8475D Page 16

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER NOISE LEVEL (dBA) MODEL MLW 1000# MFR MODEL NO. SHP RPM EXH MFR, MODEL (IN) MaBA PC CdBA STION PIPER 3.59 LYCOMING 1 300 2700 HARTZELL 78 78.1 -0.6 77.5 PA-32-301 3.59 10-540-K1GS HC-C3YR-1( )F/F7663R PIPER 3.59 LYCOMING 294 2600 HARTZELL 80 2 77.3 -0.6 76.7 PA-32-301 3.59 10-540-K1G5D HC-C2YR-1()F/F8475D PIPER 3.59 LYCOMING 300 2700 4 HARTZELL 78 76.1 -1.3 74.8 PA-32-301T 3.59 TI0-540-SIAD HC-E3YR-1( )F/F7673D PIPER 3.59 LYCOMING 294 2575 4 HARTZELL 80 2 75.7 - 1.3 74.4 PA-32-301T 3.59 TIO-540-SIAD HC-E2YR-1()F/F8477-4 PIPER 3.59 LYCOMING 300 2700 HARTZELL 78 78.1 0.3 78.4 PA-32R-301 3.59 10-540-K105D HC-CJYR-1()F/F7663R PIPER 3.59 LYCOMING 294 2600 HARTZELL 80 2 77.3 0.3 77.6 PA-32R-301 3.59 IO-540-K1GSD HC-C2YR-1()F/F8475D PIPER 3.59 LYCOMING 294 2575 4 HARTZELL 80 2 75.7 0.4 76.1 PA-32R-301T 3.59 TIO-540-SAID HC-E2YR-1( )F/F8477-4 PIPER 3.60 LYCOMING 300 2700 HARTZELL 80 2 75.4 0.0 75.4 PA-32RT-300 3.60 IO-540-S1AD HC-E2YR-1BF/F8477-4 V PIPER 4.57 LYCOMING 2 200 2575 4 HARTZELL, 76 2 75.7 -2.2 73.5 PA-34-200T 4.33 TS10-360-E FC8459-8R/FJC8459-8R PIPER 4.57 TELEDYNE 2 200 2575 4 MCCAULEY 76 78.6 - 2.2 76.4 PA-34-200T 4.33 TS10-360-E/EB 80HA-4/L80HA-4 PIPER 4.74 CONTINENTAL 2 200 2600 MCCAULEY 76 77.0 - 2.8 74.2 PA-34-220T 4.52 TSIO-360-KB 3AF32C50B/82NFA-6 V PIPER 4.74 CONTINENTAL 2 200 2600 4 HARTZELL 76 2 74.2 -2.8 71.4 PA-34-220T 4.52 TSIO-360-KB BHC-C2YF-2CKUF/FC V PIPER 1.68 LYCOMING 112 2600 SENSENICH 72 2 67.8 0.0 67.8 PA-38-112 1.68 O-235-L2C 72CK-0-56 Page 17

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CER PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (dBA) MLW MODEL 1000# MER, MODEL NO. SHE RPM EXH MFR, MODEL ON PITCH MUBA PC CdBA NOTES PIPER 11.20 PRATT+WHITNEY 720 2000 HARTZELL 95 3 80.3 -3.5 76.8 PA-42 10.23 PT6A-41 HC-D3TN-3B/T10173A V PIPER 12.05 GARRETT 2 1000 1540 4 DOWTY ROTOL 106 75.1 -5.0 70.1 PA-42-1000 11.10 TPE331-14A-801Y R339/4-123-F/8RH R341 V PIPER 3.79 LYCOMING 2 180 2700 2 HARTZELL 73 77.2 -2.5 74.7 PA-44-180 3.79 0-360-EID HC-C3YR-2EUF/FC-766 PIPER 3.92 LYCOMING 2 180 2575 HARTZELL 73 74.7 -2.3 72.4 PA-44-180T 3.79 TO-360-E1AGD HC-CJYR-2EUF FC-766 PIPER 3.92 LYCOMING 180 2575 4 HARTZELL 74 2 73.8 -2.3 71.5 PA-44-180T 3.79 TO-360-E1A6D HC-C2YR-2CUF FC766 PIPER 3.90 CONTINENTAL 310 2600 4 HARTZELL 80 74.5 0.0 74.5 PA-46-310P TSIO-520-BE BHC-C2YF-1BF/F8052 PIPER 6.32 LYCOMING 350 2500 HARTZELL 76 80.8 - 1.9 78.9 PA-60-700P TIO-340-U2A HC-CJYR-2UF/FC7451 PIPER 5.49 LYCOMING 284 2520 HARTZELL 78 3 82.4 -2.4 80.0 PA-600 A 5.49 IO-540-K1J5 HC-C3YR-2UF FG-8486 PIPER 5.97 LYCOMING 2 290 2575 HARTZELL 78 81.5 -1.7 79.8 PA-601P 5.97 10-540-S1A5/-P1A5 HC-CJYR-2/C8468-8R PIPER 6.00 LYCOMING 290 2425 4 HARTZELL, 78 $1.9 -2.6 79.3 PA-602P 6.00 10-540-AAIAS HC-3YR-2UF/FC8468-8 SIAI MARCHETTI 2.43 AVCO LYCOMING HARTZELL 76 73.2 F-260C 2.43 AEIO-540-D4A5 HC-C2YK-1BF SIAI MARCHETTI 7.50 ALLISON HARTZELL 90 3 74.3 SF 600 7.50 250-B17C HC-B3TF-7A/T10173-1 v SIAI MARCHETTI 2.55 ALLISON 320 HARTZELL 76 77.0 -5.0 72.0 SF260 2.55 250-B17D HC-B3TF-7A Page 18

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8/27/97

A XIANA AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F)

MANUFACTURER MTOW MLW ENGINE DATA PROPELLER VE TIANT ASION MODEL 1000# MFR, MODEL NO. SHIP REM EXH MER, MODEL HOLE VAPO SCION SOCATA 2.53 LYCOMING 180 2700 HARTZELL 2 70.7 TB 10 2.40 0-360-A1-AD HC-C2YK-IBF/F 7666A V SOCATA 3.08 LYCOMING 250 2575 HARTZELL 80 2 O'FL TB 20 2.94 10-540-C4D5D HC-C2YK-IBF/F 8477-4 SOCATA 3.08 LYCOMING 310 2575 HARTZELL 80 2 75.4 TB 21Ù 2.94 IO-540-AB1AD HC-C2YK-IBF/F 8477-4 SOCATA 2.33 LYCOMING 160 2700 SENSENICH 74 2 72.2 TB 9 2.33 0-320-D2A 74 DM 658-0-54 F TAYLORCRAFT 1.20 AVCO LYCOMING 118 2500 HENDRICKSON 71 2 72.6 -5.0 67.6 BC-12D 1.20 10-360-E2A H73-A50 • - TAYLORCRAFT 1.50 CONTINENTAL 100 2750 5 MCCAULEY 69 2 69.1 -0.7 68.4 F-19 1.50 0-200-4 1A105/SCM6950 F TAYLORCRAFT 1.50 LYCOMING 112 2600 SENSENICH 71 69.0 -0.2 68.8 F-21 1.50 0-235-L2C 72CK-0-50 F TRIDENT 3.80 TELEDYNE 232 4000 HARTZELL 84 78.2 - 1.0 77.2 TR-I 3.80 TIARA 6-285-C4 HC-H3YF-3LF/FL-C968 Page 19

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08/27/97 AC36-1G Appendix 7 Appendix 7 Notes Maximum Takeoff Weight Greater Than 12,500 Ib. - Aircraft Certificated To FAR Part 41 Or FAR Part 23 Commuter Category Exhaust Configurations (Reciprocating Engines) Stub Pipes 2 Small Collector, Short Exhaust Pipe 3 Baffles In Collector and/or Cones In Exhaust Pipe 4 Turbine Or Turbocharger S Heat Muff 6 Collector Wraparound Manifold Straight Pipe 7 Manifold Muffler Resonator Muffler Page 20

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AC36-1G 08/27/97 Appendix 7

EQUATIONS FOR THE CALCULATION OF NOISE CERTIFICATION

LIMITS FOR PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 14 CFR PART 36, APPENDIX F NOISE LIMIT (dBA) Up To And Including 1,320 lb. 68 dB(A) Over 1,320 lb. Up To And Including 3,300 lb. 68+-1320 - dB(A) 165 Over 3,300 lb. 80 dB(A) W = Takeoff Gross Weight In Pounds Page 21.

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08/27/97 AC36-1G Appendix 7 NOISE CERTIFICATION REQUIREMENTS - FAR PART 36, APPENDIX F

PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 88 86 84 82 80 80 Noise Level (dBA) 66 64 62 60 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 Weight (Ibs) Page 22