Operations Guide
931281I
CyberData Corporation
1.7 Typical Coverage
With one horn attached to Paging Amplifier under standard 802.3af PoE power, coverage is up to
5,000 square feet. With two horns attached to the Paging Amplifier under 802.3at PoE (high power),
coverage is up to 10,000 square feet depending on ambient background noise levels.
1.7.1 Intelligibility Outdoor Field Test
The figure below shows the intelligibility outdoor field test of the device when it is used with the
011471 IP66 Outdoor Analog Horn.
Figure 1-3. Intelligibility Outdoor Field Test
591
Ō
295
Ō
BOOST3
intelligibility
limit
BOOST 1
intelligibility
limit
15
Ō
high
Football
Field
0, 0
Ambient Noise:
~70dBC
Speaker Placement
59
1
1
1
1
1
1
1
Ō
Ō
Ō
Ō
59
9
9
9
9
9
1
1
1
1
1
1
Ō
Ō
722
Ō
623
Ō
443
Ō
459
Ō
377
Ō
344
Ō
623
Ō
443
Ō
295
Ō
459
Ō
377
Ō
344
Ō
Note: Boost 3 can be slightly distorted on the high
end of the audio waveform, but this boost will
output a higher dB level and is s
Ɵ
ll intelligible in
our tes
Ɵ
ng.
2
6 3
Ō
Ō
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