This section of the FEDERAL REGISTER

contains editorial corrections of previously

published Presidential, Rule, Proposed Rule,

and Notice documents. These corrections are

prepared by the Office of the Federal

Register. Agency prepared corrections are

issued as signed documents and appear in

the appropriate document categories

elsewhere in the issue.

Corrections Federal Register

15280 

Vol. 73, No. 56 

Friday, March 21, 2008 

DEPARTMENT OF TRANSPORATION 

Federal Aviation Administration 

14 CFR Parts 91 and 135 

[Docket No. FAA–2005–20245; Amendment 

No. 23–58, 25–124, 27–43, 29–50, 91–300, 

121–338, 125–54, 129–45, and 135–113] 

RIN 2120–AH88 

Revisions to Cockpit Voice Recorder 

and Digital Flight Data Recorder 

Regulations 

Correction 

In rule document E8–3949 beginning 

on page 12542 in the issue of Friday, 

March 7, 2008, make the following 

corrections: 

Appendix E to Part 91 [Corrected]

1. On page 12565, Appendix E to Part 

91 is corrected as follows: 

APPENDIX E TO PART 91.—AIRPLANE FLIGHT RECORDER SPECIFICATIONS

Parameters Range 

Installed system 1 minimum 

accuracy 

(to recovered data) 

Sampling 

interval 

(per 

second) 

Resolution 4

read out 

* * * * * * * 

Stabilizer Trim Position or Pitch Control Position 5.Full Range ........................................ ±3% unless higher uniquely required 1 3 1% 

* * * * * * * 

1When data sources are aircraft instruments (except altimeters) of acceptable quality to fly the aircraft, the recording system, excluding these 

sensors (but including all other characteristics of the recording system), shall contribute no more than half of the values in this column. 

*****

3Percent of full range. 

4This column applies to aircraft manufactured after October 11, 1991. 

5For Pitch Control Position only, for all aircraft manufactured on or after April 7, 2010, the sampling interval (per second) is 8. Each input must 

be recorded at this rate. Alternately sampling inputs (interleaving) to meet this sampling interval is prohibited. 

Appendix F to Part 91 [Corrected]

2. On the same page, Appendix F to 

Part 91 is corrected as follows: 

APPENDIX F TO PART 91.—HELICOPTER FLIGHT RECORDER SPECIFICATIONS

Parameters Range 

Installed 

system 1

minimum 

accuracy 

(to recovered data) 

Sampling 

interval 

(per 

second) 

Resolution 3

read out 

* * * * * * * 

Collective 4 ............................................................ Full Range ............................................................ ±3% 2 2 1% 

mstockstill on PROD1PC66 with NOTICES5

Federal Register / Vol. 73, No. 56 / Friday, March 21, 2008 / Corrections 15281 

APPENDIX F TO PART 91.—HELICOPTER FLIGHT RECORDER SPECIFICATIONS—Continued 

Parameters Range 

Installed 

system 1

minimum 

accuracy 

(to recovered data) 

Sampling 

interval 

(per 

second) 

Resolution 3

read out 

Pedal Position 4 ..................................................... Full Range ............................................................ ±3% 2 2 1% 

Lat. Cyclic 4 ........................................................... Full Range ............................................................ ±3% 2 2 1% 

Long. Cyclic 4 ........................................................ Full Range ............................................................ ±3% 2 2 1% 

Controllable Stabilator Position 4 .......................... Full Range ............................................................ ±3% 2 2 1% 

1When data sources are aircraft instruments (except altimeters) of acceptable quality to fly the aircraft, the recording system, excluding these 

sensors (but including all other characteristics of the recording system), shall contribute no more than half of the values in this column. 2Percent of full range. 

3This column applies to aircraft manufactured after October 11, 1991. 

4For all aircraft manufactured on or after April 7, 2010, the sampling interval per second is 4. 

Appendix C to Part 135 [Corrected]

3. On page 12571, Appendix C to Part 

135 is corrected as follows: 

APPENDIX C TO PART 135.—HELICOPTER FLIGHT RECORDER SPECIFICATIONS

Parameters Range 

Installed 

system 1

minimum 

accuracy 

(to recovered data) 

Sampling interval (per 

second) 

Resolution 3

read out 

* * * * * * * 

Collective 4 ............................................................ Full Range ............................................................ ±3% 2 2 1% 

Pedal Position 4 ..................................................... Full Range ............................................................ ±3% 2 2 1% 

Lat. Cyclic 4 ........................................................... Full Range ............................................................ ±3% 2 2 1% 

Long. Cyclic 4 ........................................................ Full Range ............................................................ ±3% 2 2 1% 

Controllable Stabilator Position 4 .......................... Full Range ............................................................ ±3% 2 2 1% 

1When data sources are aircraft instruments (except altimeters) of acceptable quality to fly the aircraft, the recording system, excluding these 

sensors (but including all other characteristics of the recording system), shall contribute no more than half of the values in this column. 2Percent of full range. 

3This column applies to aircraft manufactured after October 11, 1991. 

4For all aircraft manufactured on or after April 7, 2010, the sampling interval per second is 4. 

Appendix E to Part 135 [Corrected]

4. On the same page, Appendix E to 

Part 135 is corrected as follows: 

APPENDIX E TO PART 135.—HELICOPTER FLIGHT RECORDER SPECIFICATIONS

Parameters Range 

Accuracy 

sensor input 

to DFDR 

readout 

Sampling interval (per 

second) 

Resolution 2

read out 

* * * * * * * 

Pilot Input—Primary Controls (Collective, Longitudinal Cyclic, Lateral Cyclic, Pedal) 3.Full Range ............................................................ ±3% 2 1 0.5% 

* * * * * * * 

1Percent of full range. 

2This column applies to aircraft manufactured after October 11, 1991. 

3For all aircraft manufactured on or after April 7, 2010, the sampling interval per second is 4. 

[FR Doc. Z8–3949 Filed 3–20–08; 8:45 am] 

BILLING CODE 1505–01–D 

mstockstill on PROD1PC66 with NOTICES5