Bogen DDU250 Microphone User Manual


 
3
Description
The MBS1000A is a dynamic, dual-imped-
ance, desktop microphone designed for
all industrial and commercial public
address and paging applications.
Features
Uni-directional pickup pattern
Push-to-talk or lift-to-talk operation
Locking mechanism with push-to-talk
bar for long announcements
Rubberized black finish with die-cast base
Contact closure leads
Specifications
MIC Type: Desktop
Element: Dynamic
Polar Pattern: Cardioid
Impedance: Lo-Z, 500 ohms; Hi-Z, 50k ohms
(switch-selectable)
Frequency Response: 45 Hz to 15 kHz
Sensitivity*: Hi-Z: -52 dB +/- 3 dB
Lo-Z: -72 dB +/- 3 dB
Cable: 7' of 4-conductor, 2-shielded
Switch: Locking push-to-talk, lift-to-talk,
impedance selector
Dimensions: 4-
3
/8" W x 9-
3
/8" H x 5-
7
/8" D
Product Weight: 1-
1
/4 lb.
Material: ABS plastic
Finish: Rubberized black finish
* (0dB=1V/BAR 1,000 Hz indicated by open circuit)
MBS1000A - Desktop Paging
Frequency Response Graph
Polar Graph
Description
The DDU250 is a high-quality,
dynamic, gooseneck desktop micro-
phone ideal for any podium or PA
system. The gooseneck permits the
user to adjust the microphone’s angle
and height to suit the user’s needs.
Features
Cardioid pickup pattern
16" long, fully flexible gooseneck
stalk that is shock-mounted to a
heavy zinc die cast base
Push-to-lock and push-to-talk switches
10-foot cable with external contact closure outputs for the talk
switches
Excellent speech intelligibility with low ambient noise
Effective feedback control
Low sensitivity to breath and popping sound
Slim, compact design to minimize distraction to the user
Specifications
MIC Type: Desktop
Element: Moving coil dynamic
Polar Pattern: Cardioid
Impedance: 500-ohm
Frequency Response: 100 Hz to 12 kHz
Sensitivity*: -76 dB +/- 3dB
S/N Ratio: >65 dB
Cable: 10 ft., 4-conductor, 2-shielded
Switches: Push-to-lock and push-to-talk
Dimensions: 4-
1
/4" W x 18-
1
/4" H x 6-
1
/4" D
Product Weight: 3-
1
/2 lb.
Material: Zinc die cast
Finish: Matte black
* (0dB=1V/BAR 1,000 Hz indicated by open circuit)
DDU250 - Dynamic Desktop
Frequency Response Graph
Polar Graph