Bogen Telephone DDU250 User Manual

Model DDU250  
Dynamic Desktop  
Microphone  
DESCRIPTION  
The DDU250 is a high-quality, dynamic, uni-directional, gooseneck desktop microphone ideal  
for any podium or PA system. It features a 16" long,fully flexible gooseneck stalk that is shock-  
mounted to a heavy zinc die cast base, a uni-directional pickup pattern, and a 10-foot cable  
with external contact closure outputs for the talk switches.The gooseneck permits the user  
to adjust the microphone’s angle and height to suit the user’s needs.  
Other features include a push-to-talk switch for momentary paging and a push-to-lock switch  
for continuous audio.  
SPECIFICATIONS  
MIC Type:  
Desktop  
Element:  
Polar Pattern:  
Impedance:  
Moving coil dynamic  
Uni-directional  
500-ohm  
Frequency Response:  
Sensitivity*:  
100Hz to 12kHz  
-76dB +/- 3dB  
S/N Ratio:  
>65dB  
Cable:  
Switches:  
Dimensions (W x H x D):  
10 ft., 5-conductor cable  
Push-to-lock and push-to-talk  
4-1/4" x 18-1/4" x 6-1/4"  
Product Weight:  
Material:  
Finish:  
3-1/2 lbs.  
Zinc die cast  
Matte black  
* (0dB=1V/microbar 1,000 Hz indicated by open circuit)  
CABLE CONNECTIONS  
POLAR GRAPH  
FREQUENCY RESPONSE GRAPH  
LEAD COLOR  
RED  
FUNCTION  
MIC (+)  
0˚  
dB Frequency Response, Magn dB re 1 V/microbar  
-60  
330˚  
30˚  
-70  
-80  
-90  
WHITE  
SHIELD  
BLUE  
MIC (-)  
60˚  
300˚  
GROUND  
90˚  
270˚  
SWITCH (N.O.)  
SWITCH (COM)  
-100  
-110  
BLACK  
240˚  
120˚  
20  
200  
1K  
2K  
20K Hz  
o
150˚  
210˚  
= 0 on axis  
o
180˚  
= 180 off axis  
LIMITED WARRANTY  
Bogen microphones are warranted to be free from defects in material or workmanship provided that the product has not been subjected to abuse or accident or altered in any way for one  
(1) year from the date of sale to the original purchaser.Any part of the product covered by this warranty that, with normal installation and use, becomes defective will be repaired or replaced  
by Bogen, at our option, provided the product is shipped insured and prepaid to: Bogen Factory Service Department, 50 Spring Street, Ramsey, NJ 07446, USA.The product will be returned  
to you freight prepaid.This warranty does not extend to any of our products that have been subjected to misuse, improper storage, neglect, accident, improper installation or have been mod-  
ified or repaired in any manner that Bogen believes may affect the reliability of the product, or where the serial number or date code has been removed or defaced.  
THE FOREGOING LIMITED WARRANTY IS BOGEN'S SOLE AND EXCLUSIVE WARRANTY AND THE PURCHASER'S SOLE AND EXCLUSIVE REMEDY. BOGEN MAKES NO OTHER  
WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY  
DISCLAIMED AND EXCLUDED. Bogen's liability arising out of the manufacture, sale or supplying of products or their use or disposition, whether based upon warranty, contract, tort or  
otherwise, shall be limited to the price of the product. In no event shall Bogen be liable for special, incidental or consequential damages (including, but not limited to, loss of profits, loss of  
data or loss of use damages) arising out of the manufacture, sale or supplying of products, even if Bogen has been advised of the possibility of such damages or losses.  
Products that are out of warranty will also be repaired by the Bogen Factory Service Department -- same address as above or call 201-934-8500. The parts and labor involved in these  
repairs are warranted for 90 days when repaired by the Bogen Factory Service Department. All shipping charges in addition to parts and labor charges will be at the owner's expense.  
Printed in U.S.A. 0101  
© 2001 Bogen Communications, Inc.  
54-2041-01R1  
50 Spring Street, Ramsey, NJ 07446, U.S.A.  
201-934-8500; Fax: 201-934-9832  
Specifications subject to change without notice.  
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