HANDHELD MICROPHONE/DIAGRAM
INSTALLATION
To connect the wireless microphone to your amplifier system:
Refer to the installation diagram below.
Using the supplied jack-to-jack lead, connect from the AF OUT jack
socket to the MICROPHONE INPUT socket on your amplifier. Plug
the mains power adapter into a suitable mains socket, and plug the
lead connector into the DC 12V input socket.
UNSCREW BATTERY
COVER TO INSERT
BATTERY
AMPLIFIER
With voltage selector switch for selecting a suitable
one according to different countries.
SPEAKERS
VOLTAGE
SELECTOR SWITCH
MIX
ANT
ANT
DC 12V
RADIO MIC
SQUELCH
BATTERYCONDITION
INDICATOR
POWER SWITCH
BATTERY COVER
RECEIVER UNIT
BALANCED
AF. OUT
BALANCED
MAINS POWER
ADAPTER
Unscrew the battery cover at the end of the microphone, Install the provided
9 volt battery, taking care to fit it with the correct polarity connected,
Check the battery by switching the microphone ON, The red LED will come
on for one second and then go OFF, this indicates correct operation, If the
red LED stays ON or is dim, this indicates the battery is low and should be
changed, If the red LED does not come on at all, it indicates the battery
is dead, please change it right now,
MICROPHONE BATTERY.
MICROPHONE
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TROUBLE SHOOTING
SPECIFICATIONS
Please read and check the following points before asking for service.
A. OVERALL SYSTEM
1. Oscillation mode:
2. Carrier Frequency Range:
3. Stability:
The wireless microphone fails to work:
Quartz controlled
UHF690-960MHz
check the microphone battery by switching the microphone ON, the red LED battery condition indicator should
come on for a second and then go off. If the red LED stays on or is dim, replace the battery. If the red LED fails
to come on, check the battery polarity or change battery.
+/-0.005%
+/-56KHz with level limiting
4. Max Deviation:
5. Dynamic Range:
6. S/N Ratio:
>110dB
> 100dB
0.5
7. T. H. D:
Check the POWER indicator on the receiver unit is ON, if not, check the mains power adapter is firmly plugged
into a working mains socket.
"Pilotone & noiselock" dual squelch circuit
8. Squelch:
60 Hz- 18KHz
200ft
9. Frequency Response:
10. Operation range:
Check the amplifier system is ON and the microphone controls set correctly.
Check thewireless microphone jack leadis firmlyconnected intothe outputsocket onthe rearpanel ofthe receiver
B. REVELVER
1. Sensitivity:
2. Image Rejection:
3. Stability:
6dBpv at S/N >70dB
>60dB
unit, and into the MIC input socket on your amplifier.
>80dB
The working range is limited:
4. Audio output:
5. Power supply:
6. Dimensions:
7. Weights:
-12db/600ohm unbalanced and balanced
12V-15VDC/0.5Apower supply
10.8"L x 5.9"W x 14.2"H
1.0kg approx
Check the microphone battery condition (see above)
Check the aerials are fully extended. Adjust the position of aerials to achieve the best reception.
Feed back (howl-round) is heard:
Check that the microphone is not being used too close to, or in front of, the loundspeakers.
Check the settings of the microphone controls on the amplifier, adjust volume and tone to get the best
sound without any trace of feedback.
C. WIRELESS MICROPHONE
1. Mike capsule:
2. Antenna:
Dynamic microphone
Built-in housing
<10mW
3. RF Output:
4. Spurious:
<-40dBC
5. Battery:
one 9V battery
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