User manual

Horus User Manual
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www.merging.com/horus Page 34
REFS Menu (I/O & Sync)
This Sub Page menu is where you can view the Deviation and Jitter of the External Reference, as measured by
the Horus synchronization circuitry.
Frequency: The long-term measured Frequency (in Hz) and deviation in ppm (parts per million)
between the signal the unit is locked on to and the internal reference.
The short-term (instantaneous) time offset between the reference signal and the
deal) reference, measured in nanoseconds (ns).
Meters Menu
PreAmp Menu
The PREAMP (A/D) menu becomes active if you have 1 or more AD8(P) modules installed in the Horus
unit, giving full access to the Input controls. Please see below for a description of the buttons available.
Delta:
inter
nal (considered as i
The Mete
rs menu is inactive as it is not yet implemented
All Active: Will select all 8 input channels for function and level grouping