AV-17 AVIONICS RAMP TESTER

AV-17 Ramp Tester Specifications

Operating Temperature Range ( -20 to +50 °C)
Storage Temperature Range ( -30 to +70 °C)
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Accuracy of All Carrier Frequencies;
Basic accuracy= +/- 2.5 PPM plus +/-1.0 PPM aging per year.
Variation over temperature= +/- 2 PPM over -20 to +50 °C range.
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Output Power;
ADF = -15 +/-6 dbm
VOR= -12 +/-3 dbm
ILS Localizer= -12 +/-3 dbm
ILS GS = -17 +/-3 dbm
ILS MKR = -15 +/-3 dbm
DME = -12 +/-3 dbm
TXPDR = -15 +/-6 dbm
COMM = -15 +-6 dbm
VOR radial accuracy; +/- 1 deg
ILS localizer DDM accuracy; +/- 10%
ILS glide slope DDM accuracy; +/- 10%
DME accuracy; +/- 0.1NM
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Transponder related specifications;
Interrogation specifications;
PRF 235 +/-5 Mode A,C 50 +/-2 Mode S interrogations / second
Power Out -15 +/-6 dbm at antenna port
P2 relative P1 Equal +/-0.1db or -9 +/- .5 db
P2 Position 2.0uS +/-0.01uS from P1 if enabled
P3 Position 8.0 +/-0.01 uS Mode-A, 21.0 +/-0.02 uS Mode-C , relative to P1
P1,2,3 Width 0.8 +/-0.05 uS
Frequency 1030 MHz +/- 3ppm
+/- 15 MHz adjustment during frequency measure command
P4 level 0 +/- 0.1db relative to P1
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Reply Specifications;
Frequency 1090 MHz with +/- 3MHz bandwidth
Power Measurement -10 to +18 dbm range at antenna port
With 40db (pad or path loss) gives 30 to 58 txpdr power out range
Reads to +/-1.5 dbm accuracy
MTL Measurement -44 to -12 dbm signal out at antenna port
With 40db (pad or path loss) gives -94 to -52 dbm txpdr input
Auto reads MTL +/- 2 dbm
% Reply reads out 0 to 100% +/-0.5%
Delay P3 to F1 2.5uS to 3.5uS window for F1
Squawk ID All 12 bits [0 to 4095 code]
Altitude read All 12 bits [-1000' to 50,000' with 100' resolution]
Pulse Width Displayed with 50nS resolution
SPI Displays ID message if detected
X pulse Must read=0 for valid receive message