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3) To mute the microphone during intervals, briefly press the
button POWER / MUTE (2) on the transmitter The symbol
displayed and the display backlight starts flashing after a while To
unmute the microphone, briefly press the button POWER / MUTE
again
3.7 Adjusting the transmission power / Limiting the volume
A small switch can be found on the top left of the battery compart-
ment of the transmitter / receiver (remove the batteries, if necessary)
Use the switch to adjust the transmission power on the transmitter:
H = high power for a high range, but shorter battery life (indication
)
L = low power for a long battery life, but shorter range (indication
The receiver is equipped with a limiter for limiting the volume of
the earphone To activate this limiter, set it to ON; to deactivate it,
set it to OFF
3.8 Automatic switch-off / Low battery alarm
A function is available which will automatically switch off the
receiver if the receiver does not receive any signal from the trans-
mitter for 30 minutes
1) To activate this function, keep the button SET pressed on the
receiver until
channel group starts flashing
2) Press the button SET twice so that
3) Use the button
A clock symbol
signal is received To deactivate the function, use the button
4) Press the button SET again to save the setting
When the batteries are discharged, the button POWER / MUTE
(2) lights up in red and the battery symbol
addition, a low battery alarm is available: The receiver will emit two
short beeps when the batteries are discharged
1) To activate the alarm feature, keep the button SET pressed on
the receiver until
channel group starts flashing
2) Press the button SET three times so that
3) Use the button
A bell symbol
button
4) Press the button SET again to save the setting
3.9 Key lock
A key lock feature is provided to protect the transmitter / receiver
from inadvertent operation or tampering: Keep the buttons
pressed at the same time until
symbol
appears When any button is pressed now, the message
will appear
To deactivate the key lock feature, keep the buttons
pressed until
3.10 Switching off
To switch off the transmitter / receiver, keep the button POWER
pressed until the display indicates
4
Specifications
Radio frequency range: � � � � � � 506 – 542 MHz (for channels refer to page 3)
Audio frequency range: � � � � � � 40 Hz – 18 kHz
Transmission power (EIRP): � � � L: 10 mW, H: 20 mW
Operating range: � � � � � � � � � � � 200 m max�
Microphone in the transmitter� � electret microphone
Power supply: � � � � � � � � � � � � � 2 (rech�) batteries of size AA
Operating time: � � � � � � � � � � � � 10 h approx�
Dimensions (W × H × D): � � � � 62 × 112 × 28 mm
Weight: � � � � � � � � � � � � � � � � � � 72 g
Subject to technical modification
All rights reserved by MONACOR
No part of this instruction manual may be reproduced in any form or by any
means for any commercial use.
is briefly indicated The left digit for the
to activate the function (indication
appears; this symbol starts flashing when no
is briefly indicated The left digit for the
to activate the function (indication
appears To deactivate the function, use the
is briefly indicated and the symbol
INTERNATIONAL GmbH & Co. KG.
®
is indicated
starts flashing In
is indicated
is briefly indicated and the
is
)
)
)
and
and
disappears
9
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