Avionics News October 2015 - 44

industry

REAL-WORLD

AVIONICS
ADS-B RETROFITS
S T O R Y

W

B Y

J O H N

D .

R U L E Y

hen this article was planned about a year ago, I
the FAA mandate. Pilots who haven't paid close attention
assumed there would be enough experience with
may be misled into thinking the latest gizmo they've ordered
the limited number of ADS-B equipment options
over the Internet will take care of their needs. Even pilots
on the market to provide avionics technicians and shops with
who have paid attention can be forgiven for confusion,
some practical feedback at the level of cables and software
particularly given the FAA's decision to support the mutually
settings. I did not anticipate the introduction of so many
incompatible 1090 MHz Mode S(ES) and 978 MHz UAT
new models from a slew of vendors.
systems for use in U.S. airspace.
This past April, Aviation Consumer
I won't review the mandate
published a buyer's guide of certified
requirements
here - they've been
CHECKING COMPATIBILITY
devices that meet the Federal Aviation
adequately
covered
many times. Instead,
WITH EXISTING
Administration mandate for ADS-B
let's consider a number of issues that
EQUIPMENT BEFORE
Out. It listed nine products (six Mode S
have clearly caused problems or are
INSTALLATION, FOLLOWING
transponders and three universal access
likely to do so.
INSTRUCTIONS TO THE
transceivers) from seven vendors. The
It's no surprise that compatibility
LETTER, AND TESTING FOR
following month, it reported on three
with existing equipment is at the top of
PROPER OPERATION
new products (two Mode S transponders
the list. You may note that in the list of
and one UAT) from three more vendors.
certified solutions mentioned earlier,
I haven't checked, but it's likely that
there were twice as many based on
at least one or two more products have
Mode S as on UAT technology. That
been announced since (the FAA's list
shouldn't come as a surprise - from
of certified ADS-B Out equipment -
the operator's perspective, Mode S is
including systems intended for heavy
easier to understand (it's just a new
jets - currently lists no less than 34
transponder), and for operators who
devices from 11 vendors).
already own a certified position source (practically speaking, a
Even more noncertified portable receive-only ADS-B In
WAAS-compatible IFR panel-mount GPS) a Mode S solution
devices have been introduced, which has led to confusion in
can be cheaper than adding a UAT.
the pilot community about exactly what is required to fulfill
The catch in this kind of installation is assuring the

ARE ESSENTIAL
TO ENSURE
EVERYTHING
WORKS PROPERLY.

44

avionics news

*

october

2015



Table of Contents for the Digital Edition of Avionics News October 2015

Avionics News October 2015 - Intro
Avionics News October 2015 - Cover1
Avionics News October 2015 - Cover2
Avionics News October 2015 - 1
Avionics News October 2015 - 2
Avionics News October 2015 - 3
Avionics News October 2015 - 4
Avionics News October 2015 - 5
Avionics News October 2015 - 6
Avionics News October 2015 - 7
Avionics News October 2015 - 8
Avionics News October 2015 - 9
Avionics News October 2015 - 10
Avionics News October 2015 - 11
Avionics News October 2015 - 12
Avionics News October 2015 - 13
Avionics News October 2015 - 14
Avionics News October 2015 - 15
Avionics News October 2015 - 16
Avionics News October 2015 - 17
Avionics News October 2015 - 18
Avionics News October 2015 - 19
Avionics News October 2015 - 20
Avionics News October 2015 - 21
Avionics News October 2015 - 22
Avionics News October 2015 - 23
Avionics News October 2015 - 24
Avionics News October 2015 - 25
Avionics News October 2015 - 26
Avionics News October 2015 - 27
Avionics News October 2015 - 28
Avionics News October 2015 - 29
Avionics News October 2015 - 30
Avionics News October 2015 - 31
Avionics News October 2015 - 32
Avionics News October 2015 - 33
Avionics News October 2015 - 34
Avionics News October 2015 - 35
Avionics News October 2015 - 36
Avionics News October 2015 - 37
Avionics News October 2015 - 38
Avionics News October 2015 - 39
Avionics News October 2015 - 40
Avionics News October 2015 - 41
Avionics News October 2015 - 42
Avionics News October 2015 - 43
Avionics News October 2015 - 44
Avionics News October 2015 - 45
Avionics News October 2015 - 46
Avionics News October 2015 - 47
Avionics News October 2015 - 48
Avionics News October 2015 - 49
Avionics News October 2015 - 50
Avionics News October 2015 - 51
Avionics News October 2015 - 52
Avionics News October 2015 - 53
Avionics News October 2015 - 54
Avionics News October 2015 - 55
Avionics News October 2015 - 56
Avionics News October 2015 - 57
Avionics News October 2015 - 58
Avionics News October 2015 - 59
Avionics News October 2015 - 60
Avionics News October 2015 - 61
Avionics News October 2015 - 62
Avionics News October 2015 - 63
Avionics News October 2015 - 64
Avionics News October 2015 - 65
Avionics News October 2015 - 66
Avionics News October 2015 - 67
Avionics News October 2015 - 68
Avionics News October 2015 - 69
Avionics News October 2015 - 70
Avionics News October 2015 - 71
Avionics News October 2015 - 72
Avionics News October 2015 - 73
Avionics News October 2015 - 74
Avionics News October 2015 - 75
Avionics News October 2015 - 76
Avionics News October 2015 - 77
Avionics News October 2015 - 78
Avionics News October 2015 - 79
Avionics News October 2015 - 80
Avionics News October 2015 - Cover3
Avionics News October 2015 - Cover4
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