34 | Keysight | M9485A PXIe Multiport Vector Network Analyzer 1 MHz/50 MHz to 9 GHz - Data Sheet
Attenuator
Description
Specification
Typical
Attenuation
10 M to 50 MHz
50 M to 3 GHz
3 G to 6 GHz
6 G to 9 GHz
18 to 24 dB
18 to 24 dB
20 to 26 dB
21 to 28 dB
14 to 27 dB
18 to 32 dB
18 to 32 dB
Input Port Match
10 M to 50 MHz
50 M to 9 GHz
8 dB
16 dB
14 dB
Output Port Match
10 M to 50 MHz
50 M to 5 GHz
5 G to 9 GHz
8 dB
18 dB
14 dB
15 dB
12 dB
Bias T (M9378B only)
Description
Specification
Typical
Insertion Loss (RF to RF+DC)
50 MHz to 1 GHz
1 G to 4 GHz
4 G to 6 GHz
6 G to 9 GHz
1.0 dB
1.5 dB
1.8 dB
2.3 dB
0.3 dB
0.9 dB
1.2 dB
1.6 dB
2.3 dB
9 G to 14 GHz
Return Loss (RF, RF+DC)
50 MHz to 6 GHz
6 G to 9 GHz
13 dB
10 dB
15 dB
15 dB
DC Resistance
1 ohm
Isolation1
200 M to 14 GHz
90 dB
1. Isolation between RF and DC ports
Front panel connector
Description
General characteristics
Test Port1
3.5 mm female
3.5 mm female
3.5 mm female
3.5 mm female
3.5 mm female
3.5 mm female
3.5 mm female
Damage Level
+43 dBm
+30 dBm
+43 dBm
+43 dBm
+26 dBm
+41 dBm
Arm T/Arm R
Damage Level
Source In
Damage Level
Thru R/Thru T
Damage Level
ATT Out
Damage Level
ATT In
Damage Level
Bias RF+DC, RF (M9378B only)
Damage Level
Max Bias Current
Max Bias Voltage
+30 dBm
600 mA
35 V
Bias DC (M9378B only)
SMB male
1. SMA (m)-(f) adapter is furnished as test port saver.
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