Electrovoice 205-4t Brochure

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253       
Single-zone desktop paging mic
A low-impedance single-zone paging desk microphone. Microphone housing is constructed
of strong, one-piece, die-cast zinc alloy with gray powder coat finish. 253 is equipped with a 
4-conductor, 2-shield cable to allow for external relay operation. Also equipped with a front 
press-to-talk bar with a locking bar lever on the side of the base. Rugged yet sensitive, the 253 
should be used with amplifiers that have input impedance of 50 to 250 ohms.
A dynamic, low-impedance balanced-output microphone. Designed for general communication
and paging application use. Stand alone for desktop use or may be configured for hand-held 
operation. Noise canceling design, provides base-mounted push-to-talk operation.
US622L   
Single-zone desktop paging mic
US600EL   
PTT hand mic
MP756   
11-zone desktop paging mic
A hand microphone designed for maximum noise rejection in high ambient areas and effective use
without “close talking” techniques. An excellent choice for critical communication applications,
US600EL is built to withstand rough usage and atmospheric extremes.
A hand microphone featuring clear speech transmission in high ambient noise level 
environments, convenient grip-to-talk activation and noise canceling dynamic design. Perfect for police,
marine and mobile paging applications.
US602FL
An 11-zone all-call microphone. MP756 features an all-call switch for simultaneous activation of all
paging zones and a paging indicator lamp.
A 3-zone all-call microphone. MP753 features an all-call switch for simultaneous 
activation of all paging zones and a paging indicator lamp.
MP753
Specifications
253
US622L
US600EL/FL
MP756/753
Generating Element
Dynamic
Dynamic
Dynamic
Dynamic
Frequency Response
60 Hz-10 kHz
100 Hz-9 kHz 
100 Hz-7 kHz
60 Hz-10 kHz
Polar Pattern
Omnidirectional
Noise canceling
EL: Omnidirectional
Omnidirectional
FL: Noise canceling
Impedance
150 ohms
150 ohms
150 ohms
200 ohms
Output Level
-59 dB
-57 dB
-55 dB
-58 dB
Switch
Single zone
Shorts or opens in “off ” mode Shorted in “off ” mode
11 zone and all call
Dimensions, in.
7.75 H x 4 W x 5.5 D
9.7 H x 4.5 W x 4.8 D
3.9 H x 2.7 W x 1.8 D
9 H x 4 W x 6 D
Net Weight
2 lb. (0.9 kg)
1 lb., 13 oz. (822g)
10 oz. (283.5 g) 
2 lb. (0.9 kg)
including cable
P
AGING
/
C
OMMUNICATIONS
M
ICS
EVID
Systems
Hor
ns and Drivers
Paging Mics
Pr
oAnnounce
System Examples
Ceiling Speakers
Amplifiers
Surface Mount Speakers