5
DESKTOP MICROPHONE
NS-508
Instruction Manual
*
HIGH-QUALITY CONDENCED MICROPHONE
.
BUILT-IN
capable of sending our constant voice level regardless of voice, whispering, loud, etc.
*PROVIDED WITH HIGH-SENSITIVITY CONDENSED MICROPHONE
The Condenser Microphone Element ensure the better voice quality.
*
PROVIDED WITH FM/SSB AUDIO QUALITY SELECTOR SWITCH
*
PROVIDED WITH ELECTRONIC SWITCHES
SPECIFICATIONS:
Microphone : Ceramic Microphone
Power Consumption: 2mA (RX) 3mA(TX)
IC
: 1 piece
Dimensions (mm): 100(W)*155(D)*35(H)
Transistor
: 11 piece
Weight :450g
Diode
:
6
pieces
Output Voltage : 0 – 30mV(RMS)
Output Impedance: 500 –100k ohms
Compressor Level: 45dB(HIGH) 10dB(LOW)
Power Source :UM3 *2
CONTROLS:
(1)
Power Switch
: Push it for power
“ON”, then the “ON AIR”
indicator (2) start to flash. Push it again
for the power “OFF”.
(2)
ON AIR Indicator
: Set the power switch to “ON” then LED
(LED TX INDICATOR) (2) flashes to indicate the receiving condition
The LED (2) lights up continuously when transmitting.
(3)
PTT Switch
: Use it for short time QSO. Push it for TX and
release for RX. Also use it for releasing of
“LOCK” switch.
(4)
LOCK Switch
:Use it for long time QSO. When pushing, the
LED “ON AIR” indicator lights up continuously.
For receiving, push the PTT Switch (3).
(5)
UP/DOWN Switchs
: Use these switches for frequency UP and
DOWN. For details, please refer to the
manual
of
transceiver.
“CALL” / ”VFO” / “MR” / PF”
- Function switchs
are subject to be used for “Kenwood” only.
(6)
Microphone
: The high-sensitivity ceramic microphone
is applied for clear and better voice quality.