Ritron DTXM-465-0BN6I-M User Manual Download Page 2

TABLE OF CONTENTS 

 

DTXM  MODULES 

 

INTRODUCTION 

1.1 

GENERAL 

 
1.2 

MODEL IDENTIFICATION 

 
1.3 

FCC/IC REGULATIONS 

  

SPECIFICATIONS 

2.1 

GENERAL 

 
2.2 

TRANSMITTER 

 
2.3 

RECEIVER

 

 

 

DTXM INPUT/OUTPUT CONNECTOR 

 

ACCESSORIES 

 

OPERATION 

5.1 

CHANNEL SELECTION 

 
5.2 

POWER SUPPLY VOLTAGE 

 
5.3 

CURRENT DRAIN vs SUPPLY VOLTAGE 

 
5.4 

DUTY CYCLE/KEY-DOWN LIMITATIONS 

 
5.5 

OPERATING MODES 

 

PROGRAMMING 

6.1 

PC PROGRAMMING KIT 

 
6.2 

LOADING THE PROGRAMMING SOFTWARE 

 
6.3 

COMPUTER SOFTWARE COPYRIGHTS 

 
6.4 

USING THE PROGRAMMING SOFTWARE 

 
6.5 

PROGRAMMER MENUS 

 
 

II 

MAINTENANCE 

 

IMPORTANT MAINTENANCE INFORMATION 

 

HARDWARE OPTIONS 

 

8.1 

CONTROLLER/LOADER BOARD OPTIONS 

 

 

 

8.2 

RF BOARD OPTIONS 

 
 

 

 
   

Summary of Contents for DTXM-465-0BN6I-M

Page 1: ...RITRON INC 05 2021 RITRON MODEL DTXM 465 0BN6I M PROGRAMMABLE FM TRANSCEIVER MODULE USER MANUAL...

Page 2: ...CHANNEL SELECTION 5 2 POWER SUPPLY VOLTAGE 5 3 CURRENT DRAIN vs SUPPLY VOLTAGE 5 4 DUTY CYCLE KEY DOWN LIMITATIONS 5 5 OPERATING MODES 6 PROGRAMMING 6 1 PC PROGRAMMING KIT 6 2 LOADING THE PROGRAMMING...

Page 3: ...ction to an antenna and a DB 15 sub miniature connector for power and control input output In addition the RF board is available as a stand alone unit for system integrators 1 2 MODEL IDENTIFICATION T...

Page 4: ...bands and sub bands for transmission of either voice or data signals when aligned according to the alignment procedure for the proper bandwidth and when operated as a complete unit in the metal case O...

Page 5: ...sed as a consequence of employment the FCC requires users to be fully aware of and able to control their exposure to meet occupational requirements Exposure awareness can be facilitated by the use of...

Page 6: ...tts 17 4 inches 44 3 cm Antennas Install antennas taking into account the recommended minimum lateral distances listed above These antenna installation guidelines are limited to antennas with appropri...

Page 7: ...es tissus et le mat riel g n tique Des experts en science ing nierie m decine sant et industrie travaillent avec des organisations pour d velopper des normes d exposition l nergie RF Ces normes fourni...

Page 8: ...rectrices Les instructions de sensibilisation de l utilisateur doivent accompagner l appareil lors du transfert d autres utilisateurs N utilisez pas cet appareil si les exigences op rationnelles d cri...

Page 9: ...une antenne quart d onde UHF ou une antenne quivalente ou d autres antennes comme d crit ci dessus Les antennes modifications ou accessoires non autoris s peuvent endommager la radio et enfreindre les...

Page 10: ...eration Simplex or Half Duplex Frequency Control PLL Synthesizer Channel Increment Synthesizer step size 2 5 kHz 3 125 kHz 6 25 kHz Emissions Bandwidth Narrowband 10 kHz Frequency Stability 30 C to 50...

Page 11: ...ion w pre emphasis 400 Hz to 2500 Hz w o pre emphasis 50 Hz to 2700 Hz Very Narrowband version w o pre emphasis 50 Hz to 1200 Hz Transmitter Attack Time 10 ms max Spurious and Harmonics 25 dBm max FM...

Page 12: ...ion 40 dB min Narrowband 12 5 15 kHz operation 45 dB min Conducted Spurious 70 dBm max Receive Attack Time transmit to receive 10 ms max Carrier Detect Attack Time 5 ms max Audio Distortion 5 max Audi...

Page 13: ...his input to the modulator is programmable as is the use of pre emphasis This signal passes through the clipper and clipper filter 2 AUDIO OUT This is the broadband output of the receiver The gain fro...

Page 14: ...to accept an input signal to be transmitted This output would normally become asserted in response to a PTT RTS see pin 14 description below activation The polarity of this output can be programmed Th...

Page 15: ...ing Kit for DTXM Plus radios via compatible computer is model DTXM PCPK 1 M FIPS It includes 1 Programming Software DTXM PCPS 1 M FIPS 2 DB 9 to DB 15 connector cable with power cable 3 9 Pin to USB A...

Page 16: ...in of the module is a function of the supply voltage the RF output in transmit and the regulator option The internal 7 5 volt regulator is a switching type such that the current drain actually decreas...

Page 17: ...ncy stability limits are observed As a result depending upon the RF output power the supply voltage and the ambient temperature limits upon the average transmit duty cycle and the maximum continuous t...

Page 18: ...T levels However the AUDIO OUT level is dependent upon the AUX OUT level Therefore the AUX OUT level should be set before setting the AUDIO OUT level 5 5 2 TRANSMIT PTT Operation The transmitter is ac...

Page 19: ...RF emitting sources located very close less than 12 inches to the unit can at times affect its operation It is not recommended that an antenna be connected directly to the module s BNC connector unle...

Page 20: ...pdate Radio which will make changes permanent 6 5 PROGRAMMER MENUS The DTXM Programmer has seven menus or pages selectable via tabs at the top of each page which are always visible These pages are 1 F...

Page 21: ...ds of less See section 5 4 for limits on maximum key down times The factory default is 60 seconds TX High Power Sets the maximum limit of the High Power setting 5 30 Watts Channel TX High Power TX BCL...

Page 22: ...e is enabled Can be set to No Key or a value from 1 64 6 5 4 ENCRYPTION The Encryption page programs the encrypted 256 bit Key Data for a given Key Number Click on a Key Number in the table and enter...

Page 23: ...ceive mode 6 5 6 ALIGNMENT The Alignment page programs the frequency power and modulation adjustments Deviation Balance TX Freq Trim Adjusts the transmitter center frequency error RX Gain Adjusts the...

Page 24: ...Level Select the desired test power level Carrier Detect Calibration The radio has been factory aligned for proper squelch operation and should not need any re alignment If an adjustment is required c...

Page 25: ...nded bench surface The technician that will work on the radio CMOS circuit must be grounded before handling the radio Normally the technician wears a conductive wrist strap in series with a 100 k resi...

Page 26: ...ded 8 1 CONTROL LOADER BOARD OPTIONS 8 1 1 AUX OUT COUPLING The AUX OUT output is normally AC coupled through C399 If DC coupling is desired an 0805 size SMD zero ohm jumper resistor RITRON P N 471000...

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