EM-370 AS Manual p2_Draft21Aug14

INSTRUCTION MANUAL
HEADSET MICROPHONE
EM-370HS-AS
1. SAFETY PRECAUTION
Before installation or use, be sure to carefully read all the instructions in this section for correct and safe
operation.
Be sure to follow all the precautionary in this section, which contain important handling precautions.
After reading, keep this manual handy for future reference.
!
! CAUTION
!
Indicates potentially hazardous situation which, if mishandled, could
result in moderate or minor personal injury, and/or property damage.
CAUTION
When the unit is not use for 10 days or more,
be sure to take the battery out of the unit
because battery leakage may cause personal
injury or contaminent environment.
Never charge batteries of the type which are not
rechargeable.
Make sure to observe the following handling
precaution so that a fire or personal injury does
not result from leakage or explosion of the
battery:
Be sure to use the specified type of battery.
Do not short, disassemble, heat nor put
battery into a fire
Do not solder a battery directly.
Note correct polarity (positive and negative
orientation) when inserting a battery in the unit.
Avoid location exposed to direct sunlight, high
temperature and high humidity when storing
batteries.
2. HANDLING PRECAUTION
Do not expose the unit to rain or an environment where it may be splashed by water or other liquid, as
doing so may result in unit failure.
Never open nor remove the unit case to modify the unit. Refer all servicing to your nearest TOA dealer.
Take care not to drop the unit onto the floor nor bump it against a hard object as the unit could fail.
Do not place the unit in locations of high temperature (ex. In an unventilated car in summer) or high
humidity as the unit could fail.
Do not use the unit in locations where it is exposed to seawater.
To clean, use a dry cloth. When the unit gets very dirty, wipe it lightly with a cloth damped in a dilute neutral
cleanser, then wipe with a dry cloth. Never use benzene, thinner, or chemically-treated cleaning towel.
3. GENERAL DESCRIPTION
TOA EM-370HS-AS is a electret condenser microphone, feature high sensitivity and speech intelligibility.
Employs headset with flexible microphone holder make it convenient to use in any speech application.
4. DIMENSIONAL AND DIAGRAMS
19
HEADSET MICROPHONE
model EM-370HS-AS
[Circuit diagram]
Battery: 1.5V
38
89.5
TOA Corporation ,Japan
31
MADE IN INDONESIA
10,000
Phone Plug
Cushion
Mic Cushion
83.
Cushion
5
Flexible Mic Holder
Unit: mm
5. OPERATING
Battery Cover
[Battery insertion]
Open battery cover by push & slide open battery
cover.
Insert a "AA" battery and make sure the polarity
of the battery is correct.
To lock, slide the battery cover until it is properly
lock.
[Using the microphone]
Plugs the microphone into microphone input on the amplifier. Adjust the volume control.
Place the headset hook over both ears and adjust the mic position by bending the flexible mic holder.
To achieve the best sound reproduction, keep the distance of 1-2 cm between mouth & the mic.
Do not take off the mic cushion as this will create unwanted noise when it is loudly speak.
6. SPECIFICATION
Type
Electret Condenser Microphone
Directivity
Unidirectional
Rated Impedance
2.5 k ohms, unbalanced
Sensitivity
-51dB (1 kHz, 0 dB = 1V/Pa)
Frequency Response
50 Hz - 12 kHz
Cable Length
10 meters (10,000 mm)
Finish
Battery Case: ABS, Black ; Headset: metal, Black
Connector
1/4” unbalanced phone jack
Dimension
89.5 (w) x 38 (h) x 19 (d) mm (microphone body)
Weight
142 g (without battery)
1 pc of “AA” (R6S or UM-3U)
Battery Power
Note: - Design and specification is subject to change without notice for improvement.
URL : http://www.toa.com.sg/
133040000200