Cirrus SR22 Pilot Operating Handbook page 340

Section 9 Cirrus Design
Supplements SR22 / SR22T
Section 1 - General
No Change.
Section 2 - Limitations
No Change.
Section 3 - Emergency Procedures
No Change.
Section 4 - Normal Procedures
Noise Characteristics/Abatement
Serials 22T-0001 and subsequent: The certificated noise levels for the
aircraft established in accordance with ICAO Annex 16, Volume I are:
Configuration Actual Maximum Allowable
Hartzel 3-blade Propeller 81.30 dB(A) 85.00 dB(A)
PHC-J3Y1F-1N/N7605(B)
Section 5 - Performance
No Change.
Section 6 - Weight & Balance
No Change.
Section 7 - Systems Description
No Change.
Section 8 - Handling, Servicing & Maintenance
No Change.
Section 9 - Supplements
No Change.
Section 10 - Safety Information
No Change.
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Revision 01: 07-07-2010