Inovonics AM SiteStreamer+ SOFIA 567, Инструкция по установке и эксплуатации

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is active), the
Time
and
Date
received, and the
Duration
of the
alarm.
You can
View Alarm Log
on your screen and even
filter the results by
overtyping
Filter alarms…
with a search term from
the appropriate column.
You may also download
the Alarm Logs for
Daily
,
Weekly
,
Monthly
or
Com-
plete
(all logged alarms)
time periods. The num-
ber of alarms received
for these time periods is
shown to the right of
View Alarm Log
. Down-
loads are saved to your computer as small .csv text files in the
usual Windows manner.
The Alarm Log will continue to accumulate entries, but you may
clear it at any time by clicking the
Clear Alarm Logs
bar. This
will delete all entries. You’ll be asked to confirm this action,
and you might decide to download the
Complete
log of all
alarms first to be on the safe side.
SETUP
This Web interface page is not as imposing as its name sug-
gests, as SOFIA 567 setup is accomplished by entries on a num-
ber of the Web interface pages. The specific items on the
Setup
page are discussed in order here.
Radio Settings
NRSC
is the default
De-Emphasis:
setting. NRSC de-emphasis is
a ‘truncated 75µs characteristic adopted by the US and other
western hemisphere AM broadcasters. This may be manually
changed to
None
, which gives a frequency-flat output.
AM broadcast channel
Spacing:
is
10kHz
for the Americas and
9kHz
for much of the rest of the world.
Audio Outputs
The levels for SOFIA 567 audio outputs are individually adjust-
able. Please note the associated comments relating to what
these levels actually mean.
The
Analog Level (dBu):
slider sets the rear-panel XLR balanced
left and right analog outputs to any dBu value between –15dBu
and +15dBu. dB u signifies the unloaded , balanced level from
these outputs, which have a source impedance of 200 ohms.
This means that a 600-ohm-loaded dB m reading will be about
2.5dB lower than the figure shown. However, the concept of
600-ohm sources and terminations in professional audio prac-
tices date back to the days of transformer coupling, leased tel-