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172
Chapter 4
ESA Functional Tests
Reference Level Accuracy
ESA
Functional T
ests
Reference Level Accuracy
Test Limits
Test Description
A 50 MHz CW signal is applied to the Input of the analyzer. The amplitude of the source
and the analyzer’s reference level are decreased in 10 dB steps. The analyzer marker
functions are used to measure the amplitude difference between steps. Reference Level
Accuracy is tested in both Log and Linear Scale Modes. Most of the error is contributed
from the output attenuator inaccuracy in the synthesized sweeper and not the analyzer.
Reference Level
Minimum
(dB)
Maximum
(dB)
dBm
dBmV
–30
21.76
Reference
Reference
–20
31.76
–1.40
1.40
–10
41.76
–1.40
1.40
–40
11.76
–1.40
1.40
–50
1.76
–1.40
1.40
–60
–8.24
–1.40
1.40
–70
–18.24
–2.0 2.0
Item
Critical Specifications
(for this test)
Recommended
Agilent Model
Signal Sources
Synthesized Sweeper
Output Level Accuracy
0 to –15 dBm:
±1
.0 dB
–16 dBm to –63 dBm:
±
1.4 dB
≤
–64 dBm:
≥
2.0 dB
8340A/B or 836XX
Series
Adapters
Type-N (m), to
BNC f)
1250-1476
Type-N (m), to
APC 3.5 (f)
1250-1745
Cables
Type-N, 152-cm
(60-in)
11500D
BNC, 122-cm (48-in)
10503A
Содержание ESA Series
Страница 6: ...6 Contents Table of Contents ...
Страница 32: ...32 Instrument Messages Alphabetical Listing Instrument Messages ...
Страница 33: ...33 Instrument Messages 1 Instrument Messages ...
Страница 111: ...111 Functional Tests 2 Functional Tests ...
Страница 118: ...118 Chapter2 Functional Tests Test Equipment Functional Tests ...
Страница 119: ...119 PSA Functional Tests 3 PSA Functional Tests ...
Страница 139: ...139 ESA Functional Tests 4 ESA Functional Tests ...