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XTRD-400K, 400W, SNG
Document No. 305-0062-301 REV C Page 9 of 10
Appendix A
ATP Test Performance Sheet
Serial Number _________________
Test Conditions:
Unless otherwise specified, data will be taken TWT Serial Number ______________
at “Standard Conditions ” aka STD defined as room Cathode Voltage __________________
(ambient) temperature, 100VAC, 60 Hz line voltage Heater Voltage ___________________
and attenuation = 0 dB.
Test Step 1: Test the HPA per the Final Test Setup Procedure WI-0500-00. Attach results to this TPS form.
Test Step 2: Test the HPA per the following:
Requirements
Spec
Paragraph
No
Test Description Test Condition
Min Max
Units Measured
Performance
Pass
or
Fail
3.1.2 Transfer Curve, aka AM/AM.
STD
Freq =14.13 GHz
Swept from P
rated
– 20
dB to P
rated
.
P
rated
=
55.4
N/A dBm
See attached
plot
Pass
Fail
3.1.1 &
3.1.2.1
Rated Power
STD
Freq = 13.75-14.5 GHz
P
rated
=
55.4
N/A dBm
See attached
plot
Pass
Fail
3.1.2.2 Reverse Power Protection
STD
Freq = 14.13 GHz
P
rated
- 7.5 dB
P
rated
- 6.5 dB
dB
Pass
Fail
3.1.3
Gain at Rated Power:
STD
Freq =13.75-14.5 GHz
70 N/A dB
See attached
plot
Pass
Fail
STD
Freq =13.75-14.5 GHz
75 N/A dB
See attached
plot
Pass
Fail
3.1.1 &
3.1.4
Small Signal Gain
STD
Freq =13.75-14.5 GHz
Atten = 15 dB
-16* -14* dB
See attached
plot
Pass
Fail
3.1.1 &
3.1.5.1
Gain Variation, small signal
STD
Freq = 13.75-14.5 GHz
Bandwidth = 750 MHz
N/A 2.5
dB/750
MHz
Pass
Fail
3.1.1 &
3.1.5.2
Gain Variation, small signal
STD
Freq = 13.75-14.5 GHz
Bandwidth = 80 MHz
N/A 1.0
dB/80
MHz
Pass
Fail
3.1.1 &
3.1.5.3
Gain slope
STD
Freq = 13.75-14.5 GHz
Bandwidth = 1Mz
N/A ± .04
dB/MHz
Pass
Fail
3.1.6 Gain Control
STD
Freq. = 14.13GHz
25 N/A dB
Pass
Fail
* referenced to measured small signal gain across the band
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