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PRINTED IN JAPAN     012-34537C01

Owner’s Manual

The Azden SGM-250P is a professional shotgun microphone designed 

for broadcast, news gathering and film making applications. The 

SGM-250P boasts all the same features and sound quality 

performance as the SGM-250 model, except that the SGM-250P 

operates on phantom power exclusively (no battery option).

Power

Phantom power is a DC voltage supplied through a balanced 

microphone cable and used to power the electronics of the connected 

microphone. Most professional cameras, mixers and audio interfaces 

with microphone XLR pre amps have the ability to supply phantom 

power. If the equipment you use does not, you will have to utilize a 

separate external phantom power supply. 

Azden Two Year Limited 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 sole discretion), within two years from the date of purchase. A dated receipt is 

required to establish the date of purchase and no registration is necessary to receive 

warranty service under this two year limited warranty. The cost to ship a failed product 

to and from Azden or to its dealer shall not be covered by this warranty. 

This warranty is the sole and exclusive express warranty given with respect to the 

product and all other warranties, expressed or implied, are herby excluded. Neither 

Azden, nor the dealer who sells this product, is responsible for indirect, incidental or 

consequential damages.

This warranty does not extend to any defect, malfunction or failure caused by misuse, 

abuse, accident, act of God, faulty hookup, unauthorized modification, connecting this 

product to equipment for which this product is not intended or defective associated 

equipment.

Congratulations on your purchase of the 

Azden SGM-250P Professional Shotgun 

Microphone. 

All Azden products come with a two (2) 

year limited warranty. The warranty for the 

SGM-250CX may be extended to ten (10) 

years.

To obtain your 10 year warranty, please 

register your microphone online at 

www.azden.com/warranty* within 90 days 

from the date of purchase.

*Azden’s 10 year warranty is not available in all 

countries and not all Azden products are eligible. 

See www.azden.com for details

REGISTER FOR YOUR 10 

YEAR WARRANTY

Customers in the Asia and Oceania markets contact:

Azden Corp., 1-12-17 Kamirenjaku Mitaka-shi, Tokyo, 181-8533 Japan

Tel: +81-422-55-5115 (Japan) • Fax: +81-422-55-0131 (Japan)

www.azden.co.jp • email: [email protected]

Customers in the North/South America and European markets contact:

Azden Corp., 200 Valley Road, Suite 101, Mt. Arlington, NJ 07856

Tel: +1-973-810-3070 • Fax: +1-973-810-3076

www.azden.com • email: [email protected]

Most commonly, phantom power is supplied at 48 V. This is the 

optimum voltage for the SGM-250P. It is possible that your connecting 

equipment supplies a different voltage. The SGM-250P is rated to work 

on a voltage between 11 and 50 V, however, performance will degrade 

with lower voltages and damage to the electronics could result when 

using voltages in excess of this range. It is recommended that you 

consult the manuals of any equipment you intend to use with the 

microphone beforehand. Please note that the warranty does not cover 

damage caused by using phantom power beyond what the microphone 

is rated for.

Low-Cut Filter

The SGM-250P is equipped with a switchable low-cut filter. Set at 160 

Hz with a 3 dB/octave roll off, Azden engineers specifically designed 

the low-cut to be noticeably more effective at reducing low frequency 

ambient noise (caused by rumble, wind, HVAC systems, etc.) with a 

smoother and more natural sounding bass attenuation. This makes the 

low-cut filter also great for compensating for the natural low frequency 

boost that occurs when using the microphone up close (proximity 

effect).

The low-cut filter switch has two positions:

Product Highlights

• Newly developed electret condenser microphone element 

delivers the best sensitivity and lowest noise in its class

• Powered by standard 48 V DC phantom power

• Custom designed acoustic tube with high precision phase 

canceling slots produces a flat frequency response with 

excellent directionality and wide dynamic range

• Switchable low-cut filter set at 160 Hz for better attenuation of 

low frequency noise and 3 dB/octave for smoother roll off

• Brass/aluminum alloy case for improved durability and 

resistance to ambient RF

• Gold plated, 3-pin XLR output connector for improved resistance 

to aging

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CAUTION

Do not attempt to open the casing or make any modification to the internal electrical 

components. Electric shock or injury may result. Any unauthorized modification to this 

product will void all applicable warranties.

Do not store or operate this product near a heat source or in an environment of extreme 

temperatures. Avoid exposure to rain or any other source of moisture. Do not submerge 

in water. If exterior is exposed to water, wipe dry  before use.

Remove batteries before storing this microphone for an extended period of time. Old 

alkaline batteries have the potential to leak and cause damage to the internal 

components of the microphone. Additionally, battery acid can be harmful if contact is 

made with the skin or eyes; if this happens, wash with water immediately. Use caution 

when handling discharged batteries.

Please take the time to read this manual carefully and keep it for your reference.

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