ASL INTERCOM PS 130, Руководство пользователя

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User Manual PS 130 / Issue 1 © 1994 ASL Intercom, Utrecht, Holland.
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1.0 GENERAL DESCRIPTION
The PS 130 is a single channel speaker station designed Special attention has been paid to the intelligibility of
for use in both portable and fixed intercom systems. speech. By applying low noise/high speed opamps, a
It incorporates a loudspeaker and a gooseneck speech presence filter and a specially developed high
microphone and provides full duplex communications power bridged headphone amplifier, communication is
within an ASL intercom system. The PS 130 RM model very comfortable even in environments with high back-
has a small built-in electret microphone. ground-noise level. There is a separate amplifier for the
At the front panel are a Volume (listen level) control, a Talk
and Call button with LED indicators and a two-stage
The unique ASL CALL system provides both a flashing red
sidetone trimmer. LED and a very distinctive and characteristic sound signal.
The unit is equiped with a limiter for the gooseneck Only a slight touch makes the red LED flash, whilst holding
microphone, allowing the user to speak close into the the button for two seconds will activate the CALL sound
microphone without giving rise to overload and distortion. signal. The volume of the sound signal (buzzer) can be
Loudspeaker dimming is automatic when the microphone adjusted at the front panel.
is active. Private conversation may be carried out via the
headset connector with a headset or telephone handset.
Fully electronic switching increases reliability and allows
When a headset is connected, both the gooseneck for :
microphone and speaker are disabled automatically. - 'soft' microphone ON switching, latched or momentary
loudspeaker.
Smooth operation is guaranteed with the CALL button.
- remote Mic Mute facility.
- automatic speaker attenuation (adjustable), when the
microphone is activated.
2.0 UNPACKING
The shipping carton contains the parts below: After unpacking the unit please inspect for any physical
* The PS 130 relevant packing materials for use should the unit need
* User manual returning.
If any are missing, contact your dealer. If any damage has occured, please notify your dealer
ASL has taken great care to ensure this product reaches also refer to the guarantee section of this manual.
you in flawless condition.
damage to the unit, and retain the shipping carton and
immediately so that a written claim can be initiated. Please
3.0 INSTALLATION
This PS 130 will form part of an existing or new intercom The PS 130 is fully protected against mis wiring (reverse
system, and connection to it is straightforward. There are power) or short circuit in the interconnect cables.
no separate power connections or batteries to install, as
the necessary DC voltages are derived from a master
A special kit is available for mounting the PS 130 in a 19"
station or a separate power supply, via the intercom rack, taking 2U of rackspace.
connection cable.
To connect the PS 130 to the intercom system, use
professional flexible microphone cable with 2 wires and 1
shield only. Connect the system intercom cable to the
LINE connector on the side panel. Finally, when private
conversation is desired, connect the listening headset plug
into the HEADSET connector on the front panel.