TWO-YEAR WARRANTY
Azden Corporation warrants, to the first purchaser, that the Azden brand product
purchased is free from defects in material and workmanship. Azden's sole obligation
under this warranty shall be to provide, without charge, repair or replacement
(at Azden's option), within two years from the date of purchase. A dated receipt acts
to establish the date of purchase.
SMX-20
ELECTRET CONDENSER STEREO MICROPHONE
This warranty is the sole and exclusive express warranty given with respect to the
product and all other express warranties are herby excluded. Neither AZDEN, nor
the dealer who sells this product, is responsible for indirect, incidental or consequential
damages. Some states do not allow the exclusion or limitation of incidental or
consequential damages, so the above limitation may not apply to you.
This warranty does not extend to any defect, malfunction or failure caused by misuse,
abuse, accident, faulty hookup, unauthorized modification or defective associated
equipment for which it is not intended. Please read your owner's manual carefully.
This warranty gives you specific legal rights. You may also have other rights which
vary from state to state.
To register this product, go to www.azdencorp.com/warranty "for North/South
America and EU customers.
Asia/Oceania customers contact with Azden distributors listed on www.azden.co.jp/global.html
Customers in the Asian and Oceania markets contact:
Azden Corp., 1-12-17 Kamirenjaku Mitaka-shi, Tokyo, 181-8533 Japan
voice - 81-1-422-55-5115(Japan) • fax - 81-1-422-55-0131(Japan)
email - sales@azden.co.jp
Customers in the North/South America and Europian markets contact:
Azden Corp., 147 New Hyde Park Rd, P.O. Box 10, Franklin Square, NY 11010
voice - 516.328.7500 • fax - 516.328.7506 • email - azdenus@azdencorp.com
© 2011 Azden Corporation
Printed in Japan
012-34137-01
Operating Manual
LR44 BATTERY
Thank you for purchasing the Azden SMX-20 Electret Condenser Stereo Microphone.
Before using the product, please read this operating manual thoroughly. Keep this
manual along with the warranty card for future reference.
BATTERY HOLDER
WARNING
Do not use other batteries than the one specified in this manual.
When installing battery, make sure battery polarity is correct as marked inside
the battery compart-ment.
Remove the battery if the product is not used for a long period of time.
BATTERY
The SMX-20 is powered by 1 "LR44" button battery (not included). Unscrew the lower
half of the barrel case by turning it counterclockwise. Remove the battery holder from
the battery compartment and install 1 fresh "LR44" Alkaline battery into the holder,
making sure to check polarity, put back the holder to its place, and close the case by
turning it clockwise. DO NOTOVERTIGHTEN or you may strip the threads.
POWER SWITCH
The SMX-20 has a 2-position power switch near the output jack.
OFF: Switch the microphone to OFF when not in use to conserve battery life. Set the
switch to the OFF position when using plug-in power from camera.
ON: Switch the microphone to ON for operation by battery power.
SHOCK-MOUNT HOLDER
The SMX-20 is supplied with a shock-mount holder. Snap the rear portion of the
microphone into the holder. To secure the holder to a camera shoe, slide the holder
into the camera shoe and tighten the thumbwheel by turning it clockwise.
3.5mm STEREO OUTPUT MINI-PLUG
Insert the plug into the camera's "STEREO EXT. MIC" jack.
BARREL CASE
POWER SWITCH
3,5mm STEREO MINI-PLUG
SPECIFICATIONS
Type:
Electret condenser stereo microphone
Frequency Response:
100−20kHz
Sensitivity:
Uni-directional; -40dB at 1kHz (1V/Pa)
Impedance:
1.5kΩ at 1kHz
Maximum SPL Input Level: 100dB SPL (1kHz at 1% T.H.D.)
Signal to Noise Ratio:
60dB (1kHz at 1Pa)
Battery Type:
LR44 Alkaline battery
Battery Life:
Approx. 150 hours
Weight with Battery:
72g/2.54oz
Dimensions:
21mm diameter/121mm length
0.827”diameter / 4 3/4”length
Output Type:
3.5mm mini-jack
Supplied Accessories:
Shock-mount microphone holder
Windscreen
Output cable
FREQUENCY RESPONES
POLAR PATTERN
-30
0゜
-35
0゜
0゜
-40
0.5
-45
-50
270゜
-55
0.5
0.5
0.5
270゜
90゜
0.5
0.5
90゜
-60
0.5
-65
-70
-75
-80
20
0.5
1kHz
180゜
50
100
200
500
1k
2k
5k
10k
20k
L ch
1kHz
180゜
R ch
* Due to constant improvements, specifications are subject to change without notice.