Adjusting The Sensitivity; Specifications - JTS MH-920/5 Instruction Manual

5.2 Adjusting the sensitivity

1) First call up the channel adjusting mode: Keep
the key SET (8) pressed for 2 s
2) As soon as flashes on the display, briefly press
the key SET to go to the sensitivity adjusting
mode: The display briefly indicates
the sensitivity adjusted (0 dB, −10 dB, −20 dB
or −30 dB)
Note: To exit the adjusting mode without making any
adjustment, press the key SET repeatedly until
appears on the display Then the unit returns to normal
operation
3) Adjust the sensitivity in such a way that an opti-
mum volume level of the microphone is reached
If the volume is too high, the microphone will
distort, then adjust a lower value with the key
(9) If the volume is too low, the signal-noise
ratio will be poor, then adjust a higher value
with the key (10)
4) Press the key SET to save the adjustment
briefly appears on the display,
mode is exited, the unit returns to normal op-
eration
5.3 Locking / unlocking the unit
With the unit locked, it is not possible
a to switch off the unit; if the power switch (4) is
set to OFF with the unit locked, the display shows
b to call up the adjusting modes for channel and
sensitivity
5.3.1 Activating the lock function
1) First call up the channel adjusting mode: Keep
the key SET (8) pressed for 2 s
2) As soon as flashes on the display, briefly press
the key SET to go to the sensitivity adjusting
mode
3) As soon as the display indicates the sensitiv-
ity, briefly press the key SET to go to the lock
mode: flashes on the display (locking
deactivated)
4) Press the key (10):
play
5) Press the key SET to save the adjustment
briefly appears on the display,
mode is exited, the unit returns to normal
operation
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reproduced in any form or by any means for any commercial use.
, then
the adjusting
flashes on the dis-
the adjusting
INTERNATIONAL GmbH & Co. KG. No part of this instruction manual may be
®
5.3.2 Deactivating the lock function
1) The power switch (4) must be set to ON
2) Keep the key SET (8) pressed for 3 s until
flashes on the display
3) Press the key (9):
play
4) Press the key SET to save the adjustment
briefly appears on the display,
mode is exited, the unit returns to normal op-
eration
6

Specifications

Type of unit:
Directivity:
Radio frequency range: 518 – 542 MHz divided
Audio frequency range: 50 – 16 000 Hz
Frequency stability:
Transmitting power:
Ambient temperature:
Power supply:
Dimensions:
Weight:
Subject to technical modification
flashes on the dis-
the adjusting
dynamic hand-held
microphone with PLL
multifrequency trans-
mitter
hypercardioid
into 16 channels
( ☞ table, chapter 5 1)
±0 005 %
10 mW (EIRP)
0 – 40 °C
two 1 5 V batteries of
size AA (R6)
⌀ 50 mm × 260 mm
350 g
9