Specifications

54
MT-550
10.4 Specifications
MT-550 Technical Specifications
GENERAL
Compliance: Meets EU specification EN301-025, Radio
Regulations Appendix 18, and DSC Class D.
Categorized as Protected from the weather
(formerly class B) of EN60945.
Number of Channels: All available INT’L (per Appendix 18).
Externally FLASH programmable for various
Country Requirements.
Vdc Input: 13.6 Vdc.
Size (W x H x D): 160mm x 69mm x 165mm. Heat sink is
included. Not bracket.
Weight: 1.170Kg with MIC.
Waterproofness: JIS-7
Antenna: 50 OHM impedance with SO239 Connector.
Transmitter operates 5 minutes into OPEN or
SHORT.
Temperature Range: -15 Degrees C to +55 Degrees C
Construction: UV Stable Case with Backlighted silicon rubber
keypad. Die Cast Rear Heat sink.
LCD Display: 4 Lines with 11 characters each and BOLD
channel number display with 3 discrete
annunciators. Silver background with dark
Black letters and Bright Orange display
backlighting. LCD has dimmable ORANGE
display/keypad backlighting. Contrast control
provides best viewing angle. Viewing area is
620mm x 230mm.
Speaker: Sealed Water Resistant Polypropylene.
Microphone: Special styled MIC with 12 Alpha Numeric keys.
MIC editing works simultaneously with Code
Wheel and allows discrete channel entry.
Channel/Selection Changing: 2 bit Code Wheel.
External Connections: Jack for External Speaker & 8 pin COM
connector.
Watch Receiver: Separate CH70 watch receiver included.
Decoding performance is less than 10
-2
Bit
error rate with 0dBµV input signal level.
CPU: High-speed 8 bit RISC microprocessor with
FLASH programmable.