Agilent Technologies OmniBER OTN Series Performance Verification Manual page 22

Verification.book Page 19 Monday, January 19, 2004 1:40 PM
Verification Manual
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Equipment Required
Frequency Counter
DSn Test Set
Bantam/Bantam Cable
75/50 ohm Matching Pad
Bal/Unbal Converter
For accuracy required the counter MUST have high stability Internal
NO TE
Timebase option or be externally referenced to an in-house Standard.
Procedure
1 Press <Menu>, choose System > Stored Settings then press
<Select>. Select Default then Recall.
2 Press <Menu>, choose Tx/Rx > Transmitter Settings >
Physical then press <Select>. Set the Signal Mode to SDH.
3 Connect the OmniBER OTN's 2 MHz Clock Out port to the
Frequency Counter Input using a 75/50 Ω matching pad, set
the input impedance to 50 Ω . Alternatively, a 75 Ω termination
can be used with the input impedance set to 1M Ω .
Performance Tests
Agilent 53181A Option 010,015 (see Note)
Agilent 37718C with Option 012
Agilent 15670A
Agilent E2629A
Agilent 15508B
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