Keysight M9484C, Руководство по началу работы и устранению неисправностей

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M9484C Startup Guide 77
Front and Rear Panel Features
Rear-Panel Features
6 Ch2 Trig 1 BNC Channel 2 Trigger 1 input/output:
(not used for a single channel instrument)
1 MΩ impedance
Threshold is adjustable from 0 V to 3.3 V
Output:
VOL < 0.4 V, VOH is 2.8 V to 3.3 V into high impedance
50 Ω impedance (nominal)
Damage level is outside of -0.5 V to 3.8 V
7 Ch2 Event 1 BNC Channel 2 Baseband Waveform Marker Output #2
Maximum Edge Rate: every 1.667 ns
(not used for a single channel instrument)
VOL < 0.4 V, VOH is 2.8 V to 3.3 V into high impedance
50
Ω impedance (nominal)
Damage level is outside of -0.5 V to 3.8 V
8 10 MHz Out BNC Output of 10 MHz frequency reference, this port is always on
+15 dBm (nominal)
50
Ω impedance (nominal)
ESD damage level is 30 V
9 Ref In BNC Externally supplied 1 MHz to 110 MHz frequency reference,
switched by the user interface; off by default.
Input level -3 dBm to +20 dBm (nominal), 50
Ω impedance.
10
100 MHz Out
a
SMA Output of 100 MHz reference signal is to be connected to SClk In.
This port is always on and its output level is +15 dBm (nominal).
If alternate SCLK In is provided this port should be terminated with
50 Ω load.
Ports 10 and 11 are connected by a factory installed cable.
11
SClk In
a
SMA Synchronization clock input.
50
Ω impedance. +2 dBm to +12 dBm
12 SClk Out SMA Reserved for future use.
Synchronization clock output.
50
Ω impedance. +2 dBm nominal
Item Connector Type
Description
# Name