INSTALLATION MANUAL
89000007
Page 1-3
15 Nov 2013
© Honeywell International Inc. Do not copy without express permission of Honeywell.
Table 1-2. Regulatory Data (Cont)
Specification Characteristics
Power requirements
11 to 33 VDC, typical 6.3 watts at 14 volts
Altitude
55,000 feet (16.76 Km)
Humidity
95% at +122°F (+50°C) for 6 hours
85% at +100°F (+38°C) for 16 hours
Tested to Category A in DO-160G
Operating temperature
-13 to 158°F (-25 to +70
°
C)
Transmitter frequency
1,090 MHz ± 1 MHz
Transmitter power
240 Watts nominal; 125 Watts minimum at antenna after
allowing for 0.5 dB connector losses and 1.5 dB cable
losses.
Transmitter modulation
6M75 V1D
Receiver frequency
1,030 MHz
Receiver sensitivity
-74 dBm ± 3 dB
1.3.1 Approved
Deviations
The KT 74 ADS-B function is certified to ETSO C166b which references
DO-260B as the applicable standard. Since publication of DO-260B a
corrigendum has been published; the KT 74 complies with the corrected
DO-260B which technically is a deviation from the ETSO. This deviation
has been approved by EASA.
1.4 Physical Specifications (in Tray)
Refer to Table 1-3 for the physical specifications.
Table 1-3. Physical Specifications
Specification
Characteristics
Inches (mm)
Height 1.7
(42)
Width 6.30
(160)
Length
10.7 (272)
Weight
2.8 pounds (1.35 Kg)
