Avionics News April 2012 - 79

iNterNAtioNAl News
Continued from page 19

and I appreciate that it can be a difficult process looking through all the regulations to find what you are after, but I hope this helps. To continue, there are more power requirements for the ADS-B functionality, which is integrated into our transponders.

aDs-B Federal Aviation Regulations 91.225 and 91.227 state the requirements for ADS-B after Jan. 1, 2020. The power requirements are again labelled differently, and the transmitter needs to be Class A1, A1S, A2, A3, B1S or B1 as defined in TSO–C166b. This basically means that it will have to output a minimum of 21.0 dBW. Since our ADS-B functionality is built into the transponder, you will require a Class 1 (TT22 or TT31) to meet these specifications.

I should note that these are just airspace regulations, and they don’t necessarily limit the functionality of our transponders. For example, if you had a TT21 (Class 2) transponder and went above 15,000 feet, it won’t suddenly stop working as it has been tested up to 35,000 feet. The TT21/TT22 both use the same control head (TC20), which incorporates the altitude encoder, and therefore, can be used with the Class 1 or 2 transponder. The TT21 transponder is designed for pilots not intending to go above 15,000 feet as a less expensive option than the higher powered TT22 or TT31, but the different power requirements is governed by the airspace rules. q
Note: The AEA offers “Frequently Asked Questions” to foster greater understanding of the aviation regulations and the rules governing the industry. The AEA strives to ensure FAQs are as accurate as possible at the time of publication; however, rules change. Therefore information received from an AEA FAQ should be verified before being relied upon. This information is not meant to serve as legal advice. If you have particular legal questions, they should be directed to an attorney. The AEA disclaims any warranty for the accuracy of the information provided.

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Avionics News April 2012

Table of Contents for the Digital Edition of Avionics News April 2012

Point of Communication
AEA Now
The View from Washington
International News and Regulatory Updates
Datalink Weather
Member Profile
Where Are They Now?
Before & After
Phoebe Fairgrave Omlie
A Conversation With...
Aircraft Electrical Wiring
Meet the AEA Staff
Member Profile
The AEA Ambassador Program
Business Basics
Pro-to-col
Industry Profile
Theory & Practice
What's New
Marketplace Classifieds
Avionics News April 2012 - Cover1
Avionics News April 2012 - Cover2
Avionics News April 2012 - 1
Avionics News April 2012 - 2
Avionics News April 2012 - 3
Avionics News April 2012 - Point of Communication
Avionics News April 2012 - 5
Avionics News April 2012 - AEA Now
Avionics News April 2012 - 7
Avionics News April 2012 - 8
Avionics News April 2012 - 9
Avionics News April 2012 - 10
Avionics News April 2012 - 11
Avionics News April 2012 - 12
Avionics News April 2012 - 13
Avionics News April 2012 - 14
Avionics News April 2012 - 15
Avionics News April 2012 - The View from Washington
Avionics News April 2012 - 17
Avionics News April 2012 - International News and Regulatory Updates
Avionics News April 2012 - 19
Avionics News April 2012 - Datalink Weather
Avionics News April 2012 - 21
Avionics News April 2012 - 22
Avionics News April 2012 - 23
Avionics News April 2012 - Member Profile
Avionics News April 2012 - 25
Avionics News April 2012 - 26
Avionics News April 2012 - 27
Avionics News April 2012 - Where Are They Now?
Avionics News April 2012 - 29
Avionics News April 2012 - 30
Avionics News April 2012 - 31
Avionics News April 2012 - 32
Avionics News April 2012 - Before & After
Avionics News April 2012 - Phoebe Fairgrave Omlie
Avionics News April 2012 - 35
Avionics News April 2012 - 36
Avionics News April 2012 - 37
Avionics News April 2012 - A Conversation With...
Avionics News April 2012 - 39
Avionics News April 2012 - Aircraft Electrical Wiring
Avionics News April 2012 - 41
Avionics News April 2012 - 42
Avionics News April 2012 - 43
Avionics News April 2012 - 44
Avionics News April 2012 - 45
Avionics News April 2012 - Meet the AEA Staff
Avionics News April 2012 - 47
Avionics News April 2012 - 48
Avionics News April 2012 - 49
Avionics News April 2012 - Member Profile
Avionics News April 2012 - 51
Avionics News April 2012 - 52
Avionics News April 2012 - 53
Avionics News April 2012 - The AEA Ambassador Program
Avionics News April 2012 - 55
Avionics News April 2012 - 56
Avionics News April 2012 - 57
Avionics News April 2012 - 58
Avionics News April 2012 - 59
Avionics News April 2012 - Business Basics
Avionics News April 2012 - 61
Avionics News April 2012 - 62
Avionics News April 2012 - 63
Avionics News April 2012 - 64
Avionics News April 2012 - 65
Avionics News April 2012 - Pro-to-col
Avionics News April 2012 - 67
Avionics News April 2012 - 68
Avionics News April 2012 - 69
Avionics News April 2012 - Industry Profile
Avionics News April 2012 - 71
Avionics News April 2012 - 72
Avionics News April 2012 - 73
Avionics News April 2012 - Theory & Practice
Avionics News April 2012 - 75
Avionics News April 2012 - 76
Avionics News April 2012 - 77
Avionics News April 2012 - 78
Avionics News April 2012 - 79
Avionics News April 2012 - What's New
Avionics News April 2012 - 81
Avionics News April 2012 - 82
Avionics News April 2012 - 83
Avionics News April 2012 - 84
Avionics News April 2012 - 85
Avionics News April 2012 - Marketplace Classifieds
Avionics News April 2012 - 87
Avionics News April 2012 - 88
Avionics News April 2012 - Cover3
Avionics News April 2012 - Cover4
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