Adjusting The Input Sensitivity; Low-Cut Filter; Muting The Microphone; Keylock - JTS UF-20TB/5 Instruction Manual

3.9 Adjusting the input sensitivity

The sensitivity adjustment is used to match the
input of the transmitter [mini XLR jack (9)] to the
level of the microphone signal
1) Call up the menu item
Sensitivity
0 dB
2) Adjust the sensitivity according to the indica-
tion AF of the receiver in such a way that an
optimum signal level is obtained If the sen-
sitivity is too high, the microphone signal will
distort; in this case, press the button  to set
a lower value (min −15 dB) If the volume is
too low, there will be a poor signal-to-noise
ratio; in this case, press the button  to set a
higher value (max +15 dB)
3) It the signal is still distorted at −15 dB and the
red LED of the indication AF on the receiver
lights up occasionally, it will be possible to
reduce the sensitivity additionally by 20 dB
via the menu item
Attenuate
ON
OFF
4) Select with the button  or
ON
button 
= sensitivity reduced by 20 dB
ON
= no reduction
OFF
5) Press the button SET to save the setting
Notes:
1 In the setting
Attenuate ON
deactivated, the symbol
as an indication
2 The settings
Sensitivity
also be made directly on the receivers UF-20R/5 and
UF-20S/5 via the REMOSET function (refer to the in-
struction manual of the receivers)
Sensitivity

Fig. 13

Attenuate
Fig. 14
with the
OFF
, when the menu is
AT
appears on the display
and
Attenuate

3.10 Low-cut filter

To suppress low frequencies (e g impact sound,
rumble), a low-cut filter (100 Hz, 18 dB/octave)
can be activated
1) Call up the menu item
Low Cut
ON
2) Press the button  to activate the filter (ON,
symbol ) or press the button  to deacti-
vate the filter (OFF, symbol
3) Press the button SET to save the setting
Notes:
1 In the setting
activated, the symbol
an indication
2 The setting
Low Cut
the receivers UF-20R/5 and UF-20S/5 via the RE-
MOSET function (refer to the instruction manual of
the receivers)

3.11 Muting the microphone

To briefly mute the microphone connected, e g
in speech/music pauses, set the acrylic sliding
switch (8) to the position MUTE The switch lights
up in red and the display periodically indicates
The display of the receiver UF-20R/5
Mute ON
or UF-20S/5 lights up in red and the message
Mic. Mute
mitter will not transmit any sound To unmute,
slide back the switch
Note: When the keys are locked (chapter 3 12), the
muting function may be locked as well
3.12 Key lock
The transmitter is provided with a key lock to
prevent inadvertent switch-off or operation
can
– Activating the lock –
1) Call up the lock function via the menu item

KeyLock

KeyLock
ALL
Lock OFF
2) The line
ALL
including the muting function [via the sliding
switch (8)] are locked
Low Cut
Fig. 15
)
, when the menu is de-
Low Cut ON
appears on the display as
can also be made directly on
periodically appears The trans-
Fig. 16
is selected, i e all functions
17