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Chapter 9 Specifications
44472A Dual 4-Channel VHF Switch Module
4
9
44472A Dual 4-Channel VHF Switch Module
INPUT CHARACTERISTICS
Total Channels:
Dual 4 Chans
Connector Type:
BNC
Maximum Voltage:
Center-Center or Center-Low:
Low-Chassis or Low-Low:
250 V dc, 30 V ac rms or
42 V ac peak
42 V dc
Maximum Current:
Per Channel: 30 mA dc, 300 mA ac rms
Thermal Offset:
Per Channel: < 15 µV
Characteristic Impedance:
50 Ω
Initial Closed Channel
Resistance:
< 1 Ω
Relay Life:
Dry Load of < 300 mA & < 10 V:
Maximum Rated Load:
10
8
10
5
Maximum Scan Rate:
a
a. Using Agilent 44474A external increment & channel closed, display off.
43 Chans/sec
DC ISOLATION
Between Any Two Points:
< (40
o
C, 95% RH): > 10
7
Ω
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