Keysight Technologies Infiniium 90000A Series, Service Manual

Page: 32 / 136

32 90000 A-Series Service Guide
3
Testing Performance
Analog Bandwidth—Maximum Frequency Test
CAUTION
Ensure that the input voltage to the oscilloscope never exceeds
±5 V
.
NOTE
The oscilloscope under test must be warmed up (with the oscilloscope application running) for
at least 30 minutes prior to the start of any performance test.
Specifications
Analog Band wid th (-3 dB)
DSO/DSA91304A 12.0 GHz, 11.8 GHz at 5 mV/div
DSO/DSA91204A 12.0 GHz, 11.8 GHz at 5 mV/div
DSO/DSA90804A 8.0 GHz
DSO/DSA90604A 6.0 GHz
DSO/DSA90404A 4.0 GHz
DSO/DSA90254A 2.5 GHz
Equipment Required
Description Critical Specifications Recommended Model/Part #
Microwave CW
Generator
Maximum Frequency ≥ 14 GHz
Power range: -20 dBm to +16 dBm into 50
Ω
Output resistance = 50
Ω
Keysight E8257D with Opt 520
Power Splitter 2 Resistor Power Splitter
Max Frequency ≥ 18 GHz
Keysight 11667B
Power Meter Keysight E-series with power sensor
compatibility
Keysight E4418B or E4419B
Power Sensor Maximum Frequency ≥ 14 GHz
Power range: -24 dBm to +16 dBm
Keysight 8487A, or E4413B with
8485A-033
Microwave Cable 50
Ω
Characteristic Impedance
3.5 mm (m) to 3.5 mm (m) connectors
Max Frequency
≥
18 GHz
Keysight 8120-4948
SMA Adapters 3.5 mm (m) to 3.5 mm (m) SMA) Keysight E2655-83202
SMA to BNC
Adapter
3.5 mm (f) SMA to Precision BNC (no
substitute)
Keysight 54855-67604