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71-506-10D FULL-DUPLEX MOBILE 

 

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6. SPECIFICATIONS 
 

6.1  General 

Frequency Range  

     Version SA   

300 - 335MHz 

                         Version A   

335 - 370MHz  

                         Version B    

365 - 400MHz 

                         Version C    

400 - 435MHz 

                         Version DS   

420 - 455MHz 

                         Version D     

440 - 475MHz 

                         Version E     

465 - 500MHz 

                         Version F    

485 - 520MHz 

    
   Number of Channels        

64 channels  (observe duplexer limitations) 

   Channel Spacing            

12.5/20/25/30KHz 

   Operation Mode             

Semi Duplex/Full Duplex  

   Antenna Impedance        

50 ohm unbalanced 

   Power Supply                

DC 13.6V negative ground only  (external) 

   Consumption                 

8 amperes or less 

   Environmental Conditions      -30 to +60 degree C, 95% humidity @35C 
   Dimensions                  

220 (w)  82 (h)  347 (d) mm 

   Weight                    

 

6 kgs. 

 

6.2   Transmitter 

   Output Power                 

10W continuous, 13W maximum 

   Switchable Bandwidth        

Full sub-band 

   Frequency Deviation         

5KHz(wide band)  2.5KHz(narrow band) 

   Frequency Stability          

+/- 1KHz  

   Frequency Response       

1, -3dB,  300-3000Hz @1KHz ref. 

   Signal to Noise Ratio       

50dB or more @1KHz 70% mod. (45dB at narrow) 

   Modulation Distortion       

3% or less 

   Spurious & Harmonics      

0.25uW or less 

 

6.3 Receiver 

   Switchable Bandwidth        

full sub-band  

   IF Frequencies               

1

st

 IF 73.35MHz, 2

nd

 IF 455KHz 

         Frequency Stability         

+/- 1KHz 

   Sensitivity                     

0.4uV or less for 20dB N.Q. / 0.3uV for 12dB SINAD 

   Squelch Sensitivity          

0.25uV or less 

   Selectivity                     

70dB or more at 25KHz 

   Blocking                   

 

90dB or more 

   Intermodulation              

70dB or more 

   Spurious Response          

70dB or more 

   AF Response                 

1, -3dB, 300-3000Hz @1KHz ref. 

   AF Distortion                  

5% or less @1KHz 70% mod 

   Signal to Noise Ratio         

50dB or more @1KHz 70% mod. (45dB at narrow) 

 

Summary of Contents for 71-506-10D

Page 1: ...OPERATOR S MANUAL MIDLAND MODEL 71 506 10D FULL DUPLEX MOBILE Preliminary August 2006...

Page 2: ...ast 0 3m 1 foot away from bystanders in order to comply with the FCC RF exposure requirements Important Information All rights reserved No part of this publication may be reproduced transmitted transc...

Page 3: ...cy Bands from 66 to 520 MHz Transmit Time Limiter to prevent channel jamming TX and RX Encryption All Scan and Program Scan Scanning Modes 5 Tone Encoder Decoder plus DTMF Encoder Decoder 22 26 or 35...

Page 4: ...position B BUSY Mode Indicator LED The Busy Mode Indicator LED will illuminate in Green color whenever the 71 506 10D receives a carrier signal on the selected channel that is greater then the Squelch...

Page 5: ...radio engineer They will require the correct programming kit and a computer Complete programming instructions are provided with the kit If a duplexer is used please observe the maximum frequency range...

Page 6: ...noise level do not break the squelch setting and cause annoying noises to be heard from the speaker 3 2 4 Select the Channel Select the desired channel 3 2 5 Receiving You should now be able to hear a...

Page 7: ...elch is opened by signal 12 MUTE When pulled low mutes RX and Repeat audio 13 MOD 1 Microphone modulation input 14 GROUND Ground 15 PTT Pull low to transmit 16 MOD 2 Digital modulation input TTL level...

Page 8: ...tter Output Power 10W continuous 13W maximum Switchable Bandwidth Full sub band Frequency Deviation 5KHz wide band 2 5KHz narrow band Frequency Stability 1KHz Frequency Response Within 1 3dB 300 3000H...

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