Controls and functions
Microphone transmitters
1. Grille
2. Power supply indicator
3. Power switch
4. Battery cover / DIP switch selection
Receiver
1. Power switch
2. Power supply indicator
3. RF signal indicators
4. Volume control knobs
5. DIP switch selection x 2
6. DC input
7. Squelch controls
8. Mixed audio output (6.3mm jack socket)
9. Balanced audio output (XLR)
Receiver specification
Carrier frequency
UHF 16 frequencies between 863 -‐ 865 MHz (see table above)
Frequency stablisation
Less than +/-‐ 30ppm
Dynamic range
More than 95dB
Total harmonic distortion
Less than 0.5%
Frequency response
40Hz – 15KHz +/-‐3dB
Power supply
DC12-‐18V
Signal to noise ratio
More than 100dB
Image & spurious rejection
More than 80dB
Border upon channel rejection More than 80dB
Receiving sensitivity
5dBuV (SINAD=30dB)
De-‐emphasis
50us
Handheld microphone
Transmitter power
10mW
Modulation type
FM / F3F
Maximum deviation
+/-‐25KHz
Spurious emission
More than 40dB (with carrier)
Battery voltage/usage
AA 1.5V / 5 hours approximately
CH 2 VOLUME
MIN
MAX
CH 1 VOLUME
MIN
MAX
POWER
ON
CH1 RF CH2
U H F W I R E L E S S S Y S T E M
B A L A N C E D O U T P U T S
DC INPUT
SQ.2
SQ.1
UNBALANCED OUTPUT
MIXING
ON OFF
CH.2
CH.1
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