NEIS-RM Intercom Operating Manual
NEIS-RM Intercom Operating Manual
Page 6
1. Introduction.
1. Introduction.
1.1 System overview:
ThebhiNEISNoiseEliminatingIntercomSystem enablesclear voice
communicationsfrom withinnoisyenvironments.Usingunique Digital
Signal Processing (DSP) technology, unwanted noise and
interferencepickedup by the microphone in the communicationcan
beremovedfromthesignaltoleave clear intelligible speech.
The NEIS is suitable in a wide range of noisy applications, where
the sounds of fans, motors, engines, air-conditioning, traffic etc.,
give rise to poor voice communications. The system is particularly
useful for improving the voice quality in medical and industrial
environments, where noisy machines can make voice
communication difficult.
Usingminimalhardwarecomponents, theinstallationand operation
of the bhi intercom system is very easy, connections being made
viaasingle cat 5datacable.The NEIS ispre-configuredfor optimum
noise cancelling, and is fully adaptive to changing environmental
conditions. Itissuited to a varietyofapplications, where clear “noise
free” two-way voice communications are important, including:
Hospitalradiotherapy/radiology treatmentrooms,mines, railway and
transport depots, customer help points, factories & office
communications.In fact theNEIS provides a simpleeffectivesolution
for anyone trying to communicate from within a noisy environment.
Simply plug in the power and the system is ready to go.
TheNEIS consistsof a stylish, robust, desktop speaker control unit,
with a “push-to-talk” button, connected to a remote “hands free”
speaker unit, with a remote microphone attached. This allows the
noisy location to be constantly monitored, an important feature for
safety critical environments.
Page 15
4. Operation.
4.2 Loudspeaker control.
Figure 8. Rear view of loudspeaker unit
Thevolume of the loudspeakercanbe adjusted bytherear mounted
control.
Push To Talk
Thedesk console unitdefaultmode istolisten totheremote speaker,
all speech at the remote speaker will be heard when the unit is
switch on. Press and hold the Push-to-talk (ptt) switch to enable
communication to the remote speaker, release the button to hear a
response back from the user.
Remote Privacy
For privacy at the remote speaker end, turn the system off using
the Volume ON / OFF control on the desk console unit.
Note: Using this function will mean that the user will no longer be
monitored.
