HP 70427A User Manual page 409

Limits
Characteristics
Operating
considerations
Figure 11-12
Connectors and Indicators (Front- and Rear-Panel)
10 MHz IN
10 MHz IN
This connector accepts a 10 MHz reference signal for the module's
phase-lock-loops. It is normally jumpered to the 10 MHz OVEN OUT
connector.
•
Level range: +7 to +13 dBm
•
Input impedance: 50 Ω
Noise and other impurities on a signal applied to this input will show up on
the output. The amount of noise and impurities passed through depends on
the tuning sensitivity (
Tune Sens
Reference Chain
11-24 HP 70427A/HP 70428A User's Guide
softkey setting).