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CDM-451 DISTANCE MEASURING SYSTEM 

OPERATOR’S MANUAL 

 

 

 

 

 

 

 

 

 

 

 

 

Wulfsberg Electronics, A Cobham Avionics & Surveillance Group Company, located in Prescott, Arizona, 
designs and manufactures the Wulfsberg Electronics FliteLine™ suite of products, including the CDM-451 
Distance Measuring System. For more than 25 years, Wulfsberg Electronics has distinguished itself by 
providing top quality avionics products for civil, air transport, and military applications. 

Wulfsberg Electronics makes no warranty, expressed or implied, with regard to this manual, including but 
not limited to any implied warranties of merchantability, fitness for a particular purpose, and non-
infringement. In addition, Wulfsberg Electronics makes no warranty with regard to the documentation or 
data contained herein. Wulfsberg Electronics is not liable in the event of incidental, special, 
consequential, or any other damages in connection with or arising from furnishing, performance, or use of 
this manual. 

 
Changes or modifications not expressly approved by the party responsible for compliance could void the 
user’s authority to operate the equipment. 
 

Reproduction of this publication or any portion thereof by any means is prohibited. For further information 
contact Sales, Wulfsberg Electronics, 6400 Wilkinson Drive, Prescott, Arizona, 86301. Telephone: (928) 
708-1500. 

Information in this manual is subject to change without notice. 

©

 2001 Wulfsberg Electronics. All rights reserved. 

FliteLine™, FliteDME™, CDM-451 and SD-442B are trademarks of Wulfsberg Electronics. 

PROPRIETARY NOTICE 

This document contains proprietary information and such information may not be disclosed to others for 
any purpose, nor used for manufacturing purposes without written permission from Wulfsberg Electronics. 

Page 2 

Publication No. 150-041762 

Operator’s Manual 

Rev. C 

September 2009 

Summary of Contents for CDM-451

Page 1: ...Operator s Manual 150 041762 Rev C There is one PDF file that makes up this Operator s Manual File 150 041762 C PDF Pages 5 through 14 are A size 8 1 2 x 11 They can be printed single sided or double sided Theses are the text pages ...

Page 2: ...This page intentionally left blank ...

Page 3: ......

Page 4: ...ble in the event of incidental special consequential or any other damages in connection with or arising from furnishing performance or use of this manual Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Reproduction of this publication or any portion thereof by any means is prohibited For further inform...

Page 5: ...SURING SYSTEM OPERATOR S MANUAL Record of Revisions Rev No Rev Date Date Inserted By Rev No Rev Date Date Inserted By A 03 23 04 B 07 12 06 C 09 21 09 Publication No 150 041762 Page 3 Rev C Operator s Manual September 2009 ...

Page 6: ...451 DISTANCE MEASURING SYSTEM OPERATOR S MANUAL Record of Revisions Rev No Rev Date Date Inserted By Rev No Rev Date Date Inserted By Page 4 Publication No 150 041762 Operator s Manual Rev C September 2009 ...

Page 7: ... 1 General 7 2 Operation 7 A SD 442B Selector Display 7 B KDI 572 Master Indicator 8 LIST OF FIGURES Figure Page 1 SD 442B Control and Display Functions 7 2 KDI 572 P N 066 1069 15 Control and Display Functions 8 Publication No 150 041762 Page 5 Rev C Operator s Manual September 2009 ...

Page 8: ...CDM 451 DISTANCE MEASURING SYSTEM OPERATOR S MANUAL This page intentionally left blank Page 6 Publication No 150 041762 Operator s Manual Rev C September 2009 ...

Page 9: ...the FliteDME Distance Measuring System are located on the SD 442B Selector Display or the KDI 572 Master Indicator Refer to Figure 1 and Figure 2 for the following discussions A SD 442B Selector Display Figure 1 SD 442B Control and Display Functions 1 NAV PUSHBUTTON selects the NAV 1 NAV 2 or RNAV frequency tuning source A1 2 or RNV is displayed in the lower left corner of the display window to an...

Page 10: ...itch for the display of RNAV distance to waypoint and ground speed or time to station when in the RNAV mode B KDI 572 Master Indicator Figure 2 KDI 572 P N 066 1069 15 Control and Display Functions 1 The FUNCTION SWITCH on the front of the KDI 572 has three positions OFF ON and HLD In the OFF position the master indicator and the remote mounted DME are turned off In the ON position the DME is chan...

Page 11: ...on is displayed to the nearest minute from 0 to 99 minutes The indicator also displays 99 minutes for any computed time to station g greater than 99 minutes 6 When the CDM 451 is in the search mode dashes are displayed instead of range 7 The indicator has an automatic dimming circuit that adjusts the brightness of the display to compensate for changes in ambient light level Dimming is controlled b...

Page 12: ...CDM 451 DISTANCE MEASURING SYSTEM OPERATOR S MANUAL This page intentionally left blank Page 10 Publication No 150 041762 Operator s Manual Rev C September 2009 ...

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