Codan Radio Communications UT-4E900 User Manual

MT-4E VHF & UHF Receiver & Transmitter Instruction Manual

IM08-MT-4E-TXRX-P1162

Specification Data Sheets

700 / 800 / 900 MHz tRanSMIttER   

PERFoRManCE SPECIFICatIonS

General

Frequency Range:

768–869 MHz, 896–960 MHz 

Carrier Frequency Stability:

± 0.1 ppm 

Channel Spacing:

12.5 and 25 kHz

Channel Selection:

6.25 kHz

Number of Channels:

Preset capability for 2 banks of 16 channels

Compatibility:

MT-3 and MT-4 Series Radio Systems; P25 interoperable*

RF Output Power:

0.5 to 3.0W Continuous

Emission Designators:

Analog: 11K0F3E (Narrow Band); 16K0F3E (Wide Band) 

Digital Paging: 9K2F1D 

P25 Digital: 8K10F1E (Digital Voice); 8K10F1D (Digital Data)*

System Impedance:

50 Ω; Type-N connector

Duty Cycle:

100%; Continuous operation

Undesired Emissions: 

(Adjacent Channel Power Ratio)

< -50 dBc, Narrow Band

< -60 dBc, Wide Band

< -67 dBc, Digital*

Undesired Emissions: 

(Conducted Spurious)

< -80 dBc @ 3.0 W RF Output 

VSWR Protection:

< 20:1 VSWR at all phase angles

Operating Temperature Range:

-30˚C to +60˚C

Operating Humidity:

95% RH (non-condensing) at +25°C

Operating Voltage:

+13.8 VDC Nominal (range +10 to +17 VDC) † 

+9.5 VDC Regulated

Transmit Current:

< 1.8A @ 3.0W RF Output 

Stand By Current:

< 115 mA (no encryption modules installed) 

< 145 mA (with encryption modules installed)

Front Panel Controls:

Transmitter Power On (Norm) / Off / Key Tx 

Mic Mode: Analog / Digital 

Analog and Digital Transmit LED indicators

PTT Time-Out-Timer:

Programmable from 15 to 465 sec. (in increments of 15 sec., ± 5 sec.) or 

infinity (default 300 sec.) using Radio Service Software.

Audio Input:

600 Ω balanced or unbalanced input  

(600 Ω or 15 k Ω selectable input impedance) 

Audio Frequency Response:

Pre-emphasis; +1, -3 dB (300 to 3000 Hz)

Audio Deviation Limiting:

± 2.5 kHz Narrow band, ± 5.0 kHz Wide band

Audio Distortion:

< 3% THD; 1 kHz tone at 1.5 kHz or 3 kHz deviation

FM Hum and Noise Ratio:

≥ 31 dB; Narrow Band Analog

≥ 37 dB; Wide Band Analog

CTCSS Decode / Encode:

Programmable to any of 42 CTCSS tones.

†

 For GSA BPA Contract: GSC-TFMG-BPA-09-002 the following specifications apply:  

Supply Voltage range: +10 to +18 VDC