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Join Date: May 2009 Location: United States Posts: 1 sailsail is offline
May 20th, 2009, 11:37 AM
Bendix king transponder

Hello all!

I have a kt76A (Bendix King) Transponder that I am wiring up to a Dynon Avionics Blind Encoder Converter that then goes to an Efis-d100. Anyway I am having trouble with the wire placement on the KT76A I have been to all the sites, including http://www.aeroelectric.com/Installation_Data/ and http://www.aeroelectric.com/Installa...6A-76C-78A.pdf to get the wiring guide, the problem is the numbering does not match up! Using their convention the bottom of the fitting would be (right to left) A B C D E F G H I J K L and the top would be (right to left again) 1 2 3 4 5 6 7 8 9 10 11 12 (top works out perfectly) but they say it goes to N (top part) what letters do I skip? OR am I even doing this correctly?

Thanks for you help
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Join Date: Jun 2008 Location: Portland, Oregon Posts: 409 djschwartz is offline
May 20th, 2009, 02:50 PM
Re: Bendix king transponder

Letter "I" is typically not used because it is indistinguishable from the number "1". And last letter should be "M" not "N". Try this link. It got me the a PDF of the full Honeywell Bendix/King KT76A/78A installation manual.

http://bomar.biz/request.php?1714
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Join Date: Nov 2009 Location: Raleigh NC Posts: 1 Frank5105 is offline
November 11th, 2009, 11:28 PM
Re: Bendix king transponder

Hi Dave
I am trying to find a KT76A installation manual also and tried to follow the link that you posted above with no success. The web page at Bomar is protected and I dont know how to get in?? If you have the PDF and would email it to me I would greatly appreciate it. frankmoore@sprintmail.com Thanks in advance Dave
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Join Date: Feb 2003 Location: Westland, MI (near Detroit) Posts: 18 s10sakota is offline
January 18th, 2010, 05:14 PM
Re: Bendix king transponder

Has anyone figured this out yet? I too am wiring a KT76A to a Dynon D-100 and I am using Dynons Encoder Converter.

I don't understand the numbering/lettering on the King plug. On page 7-34 of the Dynon manual it tells me to connect the:

Yellow to A1 (on the King plug)
Green to A2
White/Blue to A4
Blue to B1
Orange to B2
etc...

Which pin is A1? or A2, A4, B1 etc...??

This may be simple but I'm just not getting it!! I can see what pin A could be. Or I can count and find pin 7. But how are they combining them to get something like A4?

Thanks
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Join Date: Jun 2008 Location: Portland, Oregon Posts: 409 djschwartz is offline
January 18th, 2010, 09:23 PM
Re: Bendix king transponder

PM me with your email address and I'll email you the KT76 manual in PDF that I have. There is a drawing in there where King numbers the wires with A1 as they connect to a King encoder, etc and shows how those connect to the actual pins of the KT76 connector. The guys at Dynon must have used the wrong set of identifiers in their diagram.
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Join Date: Feb 2003 Location: Westland, MI (near Detroit) Posts: 18 s10sakota is offline
January 19th, 2010, 02:14 PM
Re: Bendix king transponder

I figured it out! okay...actually I didn't figure it out but someone told me how they are labeled. Dynon has it correct-I just didn't realize that B1 for example is really pin E.

Thanks!
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Join Date: Apr 2010 Location: Decaturville, Tn Posts: 1 llacy is offline
April 21st, 2010, 09:10 PM
Re: Bendix king transponder

I am wireing a kt76a to the dynon converter and am having the same problem numbering. Can someone give an example of the Dynon numbers to connect to the KT76A.
Lou Lacy
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