Nissei NS-508 User Manual

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.

Nissei NS-508 Specifications

General

Brand	Nissei
Model	NS-508
Category	Microphone
Language	English

Summary

Microphone Specifications

Microphone Controls

Power Switch Operation

Explains how to turn the microphone on/off and the function of the ON AIR indicator light.

ON AIR Indicator Function

Describes the ON AIR LED's behavior for receiving and transmitting status.

PTT Switch Usage

Details the use of the PTT switch for short-term QSOs and releasing the LOCK switch.

LOCK Switch Function

Explains the LOCK switch for long QSOs and its interaction with the ON AIR indicator.

UP/DOWN Switches

Covers the function of UP/DOWN switches for frequency adjustment.

Microphone Type

Highlights the high-sensitivity ceramic microphone for clear voice quality.

MIC. Output Connector

Information on compatible interconnector cables for various transceiver brands.

FM/SSB Selector Switch

Details the switch for selecting audio quality modes for FM and SSB operation.

Selector For Output

Specifies output selection for KENWOOD/YAESU and ICOM transceivers.

Output Adjustment Volume

Explains how to adjust the output voltage and recommended settings.

Battery Cover

Instructions for removing the battery cover and inserting UM3 batteries.

Cautions and Precautions

Microphone Connection Information