EXTERNAL SPEAKER/RINGER AMPLIFIER (BESCB1A) Telephone External Ringer
IPT Installation Manual Feb,, 2015 1-23
Figure 1-8 BESCB1A External Amplifier
Telephone External Ringer The loud ringing bell option enables the voice-first or ringing signal tone to
be amplified without the use of other manufacturers’ equipment. The
voice first and signal tone can be amplified on any IP5000-series
telephone, a HESC1A-65 cable and BESCB1A.
The BESCB1A automatically turns off once the ringing call or voice first
has been manually answered from the electronic or digital telephone. This
turn-off feature prevents audio feedback problems.
External Speaker
Specifications
The Output from the BESCB1A is wired to a customer supplied External
Speaker. The Speaker should be capable of handling three watts (or
more). The output can be connected to a high or low impedance speaker.
The speaker impedance and power available at the output are listed
below. Connect only one speaker the BESCB1A.
• For High impedance External Speaker - 2k ohm ~ 10k ohm (3.3k ohm
recommended.)
• 1 Watt (in 3.3k ohm External Speaker)
• 1.6 Watt (in 2k ohm External Speaker)
• 0.3 Watt (in 10k ohm External Speaker)
6.5 in.
5.125 in.
130 mm
166 mm
2.125 in.
54.5 mm
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