General Specifications; Transponder Specifications - Garmin GTX 45R Installation Manual

1.8

General Specifications

Height, standard mount
Width, standard mount
Length, standard mount (unit, mount, and connector backshells)
GTX 35R weight (unit only)
GTX 45R weight (unit only)
GTX 35R weight with standard mounting tray, backplate, and
connectors
GTX 45R weight with standard mounting tray, backplate, and
connectors
Operating temperature range
Maximum operating altitude
Humidity
Cooling
1.9

Transponder Specifications

Characteristic
Transmitter frequency
Transmitter power
Receiver frequency
Receiver sensitivity
External suppression input
External suppression output
190-01499-10
Rev. 1
Table 1-3 Physical Characteristics
Characteristic
Table 1-4 Transponder Specifications
GTX 35R/45R Installation Manual (Non-Certified Aircraft)
Specification
1.7 inches (43 mm)
6.3 inches (160 mm)
9.9 inches (252 mm)
1.7 lb (0.77 kg)
2.0 lb (0.91 kg)
2.5 lb (1.13 kg)
2.9 lb (1.32 kg)
-40°F to 158°F (-40°C to + 70°C)
For more details refer to the EQF.
55,000 feet
95% non-condensing
External cooling not necessary
Specification
1090 MHz ± 1 MHz
125 W min at antenna, with max 2dB cable loss
250 W nominal at unit
1030 MHz + 0.01 MHz
-74 dBm nominal for 90% replies
≥ 10 VDC to suppress
≥ 18 VDC with 300 ohm load, 28 VDC typical with no
load
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