Midland Radio P25 Modulation, Data Rate, Symbol Rate, Protocol, Encription Algorithms, Display

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			Syn-Tech III P25 Portable Radio
			OPERATION MANUAL
8		SPECIFICATIONS
		GENERAL SPECIFICATIONS
		Modulation	16K0F3E, 11K0F3E, 8K0D1E, 8K0F1E

		Data Rate	P25 : 9.6 kb/s
		Symbol Rate	P25 : 4.8 kb/s

		Protocol	Project 25-CAI : 4.4 kb/s IMBE
		Encription Algorithms	DES-OFB, AES

		Channel Capacity	999
		Operating Voltage Range	7.5 Vdc ± % 20 (6.0-9.0 Vdc)
		St-by Current Drain (backlight off)	≤ 25 mA with Power Save
		St-by Current Drain (backlight off)	≤ 65 mA without Power Save
			≤ 65 mA without Power Save
		RX Current Drain	≤ 240 mA
		TX Current Drain	≤ 1700 mA

		Display	64x128 pixel LCD

		Keypad	18 back lit

		Dimensions without battery (HxWxL)	130x58.5x17 mm (projections not included)

		Weight with antenna and without battery	210 g

* Measured in the digital mode per TIA 102.CAAA under nominal conditions at 5.0 W RF output power

59

680-090-2041 Version 5.0

http://www.midlandradio.com

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Contents Midland Syn-Tech III P25 Portable Radio Customer Assistance PrefaceImportant Safety Information General Precautions Patent and Copyright Statements FCC Exposure StatementsProduct Features Abbreviations and Acronyms Operation Table of Contents IntroductionGettİng Started Radİo Controls and IndİcatorsWarranty Statement Package Contents Removing the Battery Getting Started Installing the AntennaInstalling and Removing the Battery Installing the BatteryCharging the Battery Installing the Belt ClipRadio Controls and Indicators Side, Top and Front Views Alpha-Numeric keypad Channel SwitchButton and Key Functions Emergency Call ButtonMonitor long press/Call Wait Option short press key Power Adjust long press/Mode Change short press keyKeypad Lock short press/Emergency Reset long press key Right soft key IndexScan key Switching Talk GroupEntering/Exiting Unaddressed Voice Call Mode Entering/Exiting Talkaround ModeEntering Unacknowledged Individual Call Mode Switching to Home Zone and ChannelSwitching Zones Setting Current StatusTransmitting a Selective Call Sending a Call AlertTransmitting a 2-Tone Call Alpha-numeric Keypad Entry Keys Alpha-numeric Keypad EntryDisplay Icons Syn-Tech III P25 Portable Radio Turning the Radio On and Off Basic OperationSelecting Zones Zone selection using # keyZone selection using Menu Selecting Channels Channel switch selectionAnalog Reception Receiving SignalsDigital Reception Analog Transmissions Transmitting to Other Radios14 Digital transmit display Digital TransmissionsBusy Channel Lockout Time Out TimePower Adjust/Mode Change key for more than one second Selecting Transmit PowerSelecting Digital Talk Group Channel Parameters Groups Enter to Talkaround Selecting Talkaround Transmit Mode22 Monitoring channel Monitoring Channels23 Monitoring all talk groups and NACs Short press Selecting Digital Call Wait OptionTransmitting While Scanning Scanning Channels26 Pressing PTT while scan is paused 27 Editing the zone’s scan list Editing the Scan List28 Locking the keypad Locking the Keypad29 Switching to the home zone and channel Switching to the Home Zone and ChannelReceiving Emergency Calls Advanced OperationsPress of the Keypad Lock key or by turning the radio off Transmitting Emergency CallsReceiving Unacknowledged Individual Calls Receiving Digital Individual Calls34 Receiving acknowledged individual call Receiving Acknowledged Individual CallsTransmitting Unacknowledged Individual Calls Transmitting Digital Individual Calls37 Transmitting acknowledged individual call Transmitting Acknowledged Individual CallsTransmitting Digital Unaddressed Calls 39 Exiting unaddressed call mode40 Initiating telephone interconnect request Transmitting Digital Telephone Interconnect CallsTransmitting a Digital Call Alert Receiving a Digital Call AlertReceiving and Sending Non-voice Messages Menu SMS Received Messages Receiving SMS Messages45 Sending SMS message Sending SMS Messages46 Received predefined message Receiving Predefined Messages47 Sending predefined message Sending Predefined Messages9.6 Receiving Status Setting Present StatusStatus Request will not appear on the Status menu Sending Status51 Requesting status Requesting Status52 Channel programming Channel ProgrammingMenu Operation Analog Mode Menu TreeSoftware Digital Mode Menu Tree Predefined Messages Channel Parameters Accessory Midland P/N AccessoriesYour radio does not require any periodic maintenance Possible CAUSEs SOLUTIONs Troubleshooting ProblemModulation Symbol RateDimensions without battery HxWxL Weight with antenna and without batteryMIL-STD 810C MIL-STD 810D MIL-STD 810E MIL-STD 810F ESDVHF UHF Modulation Limiting Analog 25 kHz channel Transmitter SpecificationsRated RF Output Power Frequency Stability RMS ErrorWarranty Statement Parretta Drive Kansas City, MO