Transponder(s) have been tested and inspected and found to comply with Appendix F of Part 43 I.A.W. FAR 91.413. W.O. # 2638. Signed Sierra Air Center, Inc. / Bay Avionics, FAA CRS# K56R207Y. Altimeter/Static and altitude reporting equipment systems have been tested and inspected per Appendices E and F of Part 43, as required by FAR 91.411. Calibrated to 20,000'. Sierra Air Center, Inc. / Bay Avionics, FAA CRS# K56R207Y.