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™  OFR400 RF MODULES  

!

  USER MANUAL 

DCM000000019

 

 

 

Printed:  2000-04-11 13:13:34 

 

Revision Date: 4/11/00: 

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© 2000 KAVAL TELECOM INC. All rights reserved. 

No part of this publication, or any software included with it may be reproduced, stored in a retrieval system, 
or transmitted in any form or by any means, including photocopying, electronic, mechanical, recording or 
otherwise, without the prior written permission of the copyright holder. 

This document contains proprietary information of KAVAL TELECOM INC. The contents are confidential and 
any disclosure to persons other than the officers, employees, agents or subcontractors of the owner or 
licensee of this document, without the prior written consent of KAVAL TELECOM INC., is strictly prohibited.  

KAVAL TELECOM INC. provides this document as is, without any warranty of any kind either expressed or 
implied including, but not limited to, the implied warranties of merchantability and fitness of a particular 
purpose. KAVAL TELECOM INC. may make changes or improvements in the equipment, software, or 
specifications described in this document at any time and without notice. These changes will be incorporated 
in new releases of this document.  

This document may contain technical inaccuracies or typographical errors. KAVAL TELECOM INC. waives 
responsibility for any labour, materials, or costs incurred by any person or party as a result of using this 
document. KAVAL TELECOM INC., and any of its affiliates shall not be liable for any damages (including, 
but not limited to, consequential, indirect or incidental, special damages or loss of profits or date) even if they 
were foreseeable and KAVAL TELECOM INC. has been informed of their potential occurrence, arising out of 
or in connection with this document or its use. 

 
 

Summary of Contents for LINKnet OFR400 Series

Page 1: ...E R M A N U A L I N S T A L L A T I O N O P E R A T I O N I N S T A L L A T I O N O P E R A T I O N I N S T A L L A T I O N O P E R A T I O N I N S T A L L A T I O N O P E R A T I O N A N D M A I N T E N A N C E A N D M A I N T E N A N C E A N D M A I N T E N A N C E A N D M A I N T E N A N C E KAVAL TELECOM INC 60 Gough Road Markham Ontario L3R 8X7 Telephone 888 86 KAVAL Web www kaval com E mail ...

Page 2: ...ractors of the owner or licensee of this document without the prior written consent of KAVAL TELECOM INC is strictly prohibited KAVAL TELECOM INC provides this document as is without any warranty of any kind either expressed or implied including but not limited to the implied warranties of merchantability and fitness of a particular purpose KAVAL TELECOM INC may make changes or improvements in the...

Page 3: ... D Rev Page Description of Revision Date 0 All Original Release Apr 6 2000 T T T T T T T T R R R R R R R R A A A A A A A A D D D D D D D D E E E E E E E E M M M M M M M M A A A A A A A A R R R R R R R R K K K K K K K K N N N N N N N N O O O O O O O O T T T T T T T T I I I I I I I I C C C C C C C C E E E E E E E E This manual makes reference to trademarks that are the property of other companies Re...

Page 4: ... A B L E O F C O N T E N T S T A B L E O F C O N T E N T S T A B L E O F C O N T E N T S 1 OFR400 MODULES 4 OVERVIEW 4 Theory Of Operation 4 MODELS 4 BLOCK DIAGRAM 5 OFR400 RF Module 5 MODULE SPECIFICATIONS 6 OPERATION 7 Software Set up 7 Power On Self Test POST 8 Normal Operation 9 OFR Drawing Sides and Top 10 ANTENNA INSTALLATION 11 ...

Page 5: ...Frequency Radio Repeaters can be combined using regular two way radio multicoupling or duplexing equipment and have input and output signal characteristics to those of regular transmitters and receivers The one special consideration in OFR systems is that of input to output antenna isolation This must be carefully engineered for each installation Standard On Frequency Radio Repeaters are designed ...

Page 6: ... with lines to all Boards Blind Mate to SMA RF Connector Blind Mate to SMA RF Connector Power Control to Backplane Gain Control Communication Interfaces Gain Control Test Oscillator Low Noise Pre Amplifier Buffer Amplifiers 2 nd Local Oscillator First Local Oscillator Buffers Filters and Linear Power Amplifier Power Circuits First Local Oscillator 2 nd IF Crystal Filter First IF Filter First IF Fi...

Page 7: ...Spurious Output 57 dBm Max Maximum Gain 140 dB Audio Distortion Noise Narrowband FM 3 Increase Transmit Key Up Time 2 mS Transmit Key Down Time 1 mS Group Delay 120 uS Input Output Connectors SMA Connectors on back of Card Cage Input Output Impedance 50 Ohms Module Power Supply Requirements 12V 28V from Card Cage Power Supply Module Power Consumption 45 W Maximum Connections to Card cage Edge Conn...

Page 8: ...0 dB 89 dB Receive Hysteresis 1 to 10 dB 2 5 dB Hang Time 0 0 to 5 0 Seconds 2 0 Seconds Time Out 0 to 600 Seconds Or none 300 Seconds Module Enabled On Off On Transmit Power Level 20 to 37 dBm Order Specific In line with the versatility of the LINKnet TM Platform it is possible to re configure the OFR400 module in the field For further information on the modification software and the PC adapter c...

Page 9: ... LED s on the front panel will flash 3 times If the LED s do NOT flash three times then remove the module check the power source and re insert the module See Installation Instructions If the card is OK the LED s will continue normally See Normal Operation If there is a fault then the Red Fault LED will remain on If this occurs contact your KAVAL TELECOM INC Service Representative See Warranty RMA ...

Page 10: ...ail This LED should be constant Amber If a Fault should occur with the primary module the Stand by unit will immediately become the primary unit at which time the Stand by LED will be turned off and the LED s will show an operating Module 3 Transmit This Green LED will be on when a signal is being transmitted 4 Receive This Green LED will be on when a signal is being received 5 Program This LED wi...

Page 11: ...LINKnet OFR400 RF MODULES USER MANUAL DCM000000019 Printed 00 04 11 13 13 Revision Date 4 11 00 10 OFR Drawing Sides and Top OFR400 Module ...

Page 12: ...Taps at various points connected to the fixed mounted Indoor Antennae This is shown in the figure in the Introduction The Indoor Antennae are simple 1 4 Wavelength 0 dB Gain types They are used with KAVAL TELECOM INC 12 16 or 20 dB Cable Taps As such the maximum EIRP will be at the first Tapped Antenna which will be 12 dB below the maximum signal level of the LINKnet 37 dBm 28 dBm or 0 63 Watts EI...

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