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Bird Technologies Group

TX RX Systems Inc.

Sales Support at 716-217-3113

Customer Service at 716-217-3144

Technical Publications at 716-549-4700 extension 5019

We have made every effort to ensure this manual is accurate. If you discover any
errors, or if you have suggestions for improving this manual, please send your
comments to our Angola, New York facility to the attention of the Technical Publications
Department. This manual may be periodically updated. When inquiring about updates to
this manual refer to the manual part number and revision number on the revision page
following the front cover.

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Содержание 428B-83H-01-C-110

Страница 1: ...NY 14006 Tel 716 549 4700 Fax 716 549 4772 sales birdrf com www bird technologies com Installation and Operation Manual for Compact Tower Top Amplifier System Model 428B 83H 01 M 48 and 428B 83H 01 C...

Страница 2: ...eed at the time the order is placed seller reserves the right to make partial shipments for which payment shall be made in accordance with seller s stated terms Shipments are made with transportation...

Страница 3: ...al Shock Hazard Important Information CAUTION or ATTENTION High Voltage Heavy Lifting Bird Technologies Group TX RX Systems Inc NOTE Manual Part Number 7 9487 Copyright 2011 TX RX Systems Inc First Pr...

Страница 4: ...effort to ensure this manual is accurate If you discover any errors or if you have suggestions for improving this manual please send your comments to our Angola New York facility to the attention of...

Страница 5: ...ngs 21 Reserve Gain 21 Receiver Multicoupler Distribution MCU Only 21 Setting the MCU Reserve Gain Attenuation 21 Setting the CMU Reserve Gain Attenuation 22 GTR8000 Attenuator Adjustment 23 Reserve G...

Страница 6: ...re 6 Top view of the CMU 7 Figure 7 Back view of the CMU 7 Figure 8 Functional block diagram of the CMU 8 Figure 9 System cable connections 9 Figure 10 Initial power up test 10 Figure 11 Boot up seque...

Страница 7: ...ecifications 2 Table 3 MCU Specifications 4 Table 4 CMU Specifications 4 Table 5 Bench Test Results 11 Table 6 Distribution Attenuation Settings 24 Table 7 Amplifier Status 31 Table 8 Typical Current...

Страница 8: ...Table of Contents Manual 7 9487 3 05 05 11...

Страница 9: ...nted on the tower close to the antenna The second com ponent of the system is the base control unit which is located in the control room The system also supplies automatic backup ampli fier switching...

Страница 10: ...or at a glance status reporting and form C contact switching for alarm integration Included in the tower top box is a pre selector filter amplifier A and amplifier B switching circuitry control board...

Страница 11: ...ol unit you have The front panel of your base control unit is the same for both MCU and CMU styles MCU The MCU style base control unit is designed to include a receiver multicoupler function in additi...

Страница 12: ...e Reserve Gain electronic attenuator 0 to 15 5 dB in 0 5 dB steps Alarm Contacts Two sets of Form C Con tacts Nominal 2A 30 VDC or 0 5A 125 VAC I O Ethernet Power Requirements Model 428 83H 01 C 110 M...

Страница 13: ...Terminals Expansion Port To Station Receivers Ground Lug Test Cable here Main Cable here Figure 3 Top view of the MCU 3 23339 16 Way Divider w Expansion Port 3 22914 Modem Assembly 3 23416 Rear Panel...

Страница 14: ...NA B Surge RS 485 Tap DC Tap RS 485 12VDC Antenna Main Test 428B TTA Assembly 792 824 MHz Filter Alarm NC COM NO NC COM NO Alarm Modem DC Inject CPU Front Panel Assembly Expansion Port 16 Way Divider...

Страница 15: ...ace Test Cable here Ground Lug RF Out to GTR 8000 Main Cable here Figure 6 Top view of the CMU 3 21532 Filter Attenuator 3 22951 Front Panel Board under shroud 3 21476 Ethernet Board 3 23070 Rear Pane...

Страница 16: ...Switch 12VDC 12VDC 3 dB 50 LNA B Surge RS 485 Tap DC Tap RS 485 12VDC Antenna Main Test 428B TTA Assembly 792 824 MHz Filter Alarm NC COM NO NC COM NO Alarm Modem DC Inject CPU Front Panel Assembly V...

Страница 17: ...ring the signals are amplified by the active tower top LNA either amp A or B depending on user selec tion before passing through the main transmission line to the ground based control unit The input o...

Страница 18: ...cable connection points for both the tower top box and the MCU and CMU base control units The tower top box should NOT be installed on the tower until all of the pre installation tests are successfull...

Страница 19: ...ing the display screen and the four menu selection buttons A flow chart showing all of the possible user menu selec tions is shown in Figure 13 Bench Testing The purpose of the bench test is to verify...

Страница 20: ...OWER V X XX INITIALIZE ENTER TO RESTART TEST ENTER TO SELECT ATTENUATORS ENTER TO SELECT FEEDLINE DATA ENTER TO SELECT SENSITIVITY ENTER TO SELECT RESERVE GAIN ENTER TO ADJUST MAIN LINE LOSS ENTER TO...

Страница 21: ...NSTALLATION The following sub sections of the manual discuss general considerations for installing the system All work should be performed by qualified personal TXRX Systems provides the base control...

Страница 22: ...2 Run the main transmission cable as well as the test transmission cable up the tower 3 Mount the tower top box on the tower and con nect the antenna feedline main transmission line and test line to...

Страница 23: ...UNDING REQUIREMENTS WARNING Failure to ground the TTA System properly can result in equipment failure caused by electrical surges 1 1 1 1 1 1 6 7 5 13 BNC Test Port Building Entry Point Ground Plate C...

Страница 24: ...ING REQUIREMENTS WARNING Failure to ground the TTA System properly can result in equipment failure caused by electrical surges 1 1 1 1 1 1 6 7 5 13 BNC Test Port Building Entry Point Ground Plate Copp...

Страница 25: ...ster on test port line customer supplied Motorola part number DS1090501WA Male Female Motorola part number DS1090501WB Female Female 1 2 LDF test port line Installation and grounding must conform to R...

Страница 26: ...90501WA male female or DS1090501WB female female The chassis of the arrester should be connected to the master ground buss with a pigtail Installing the Base Control Unit The base control unit is desi...

Страница 27: ...ver multicoupler expansion deck to the output ports on the back of the base control unit Figure 22 Alarm terminals Normally open or normally closed screw terminals are available Model 428B 83H 01 M sh...

Страница 28: ...to length Once you have determined the main and test line cable loss for your system this information can be recorded in system memory for future reference in the Feedline Data menu selection To save...

Страница 29: ...7 9437 When automatic has been selected the message AUTO MODE will be shown on the control unit front panel display when you scroll down the menu choices to the reserve gain value refer to the menu se...

Страница 30: ...ll need to be added The total loss of the main line cable and the program mable attenuator must be maintained at 6 dB Additional attenuation may be required in cases where carriers are encountered abo...

Страница 31: ...on is additive so a maximum of 31 dB of attenuation would be realized if all of the switches were in the ON posi tion at the same time When the MCU style is connected to the GTR8000 Six Pack you will...

Страница 32: ...uipment is powered down The receiver multicoupler distribution atten uation is adjustable from 0 0 to 3 0 dB in 0 5 dB increments To adjust the multicoupler attenuation perform the following 1 Press t...

Страница 33: ...Transmit Band The highest carrier that the receive system will consistently see is its own transmitter The preselector of the receive sys tem must adequately remove these carriers to prevent over dri...

Страница 34: ...ess than 75 dBm Transmit Band Receive Band Frequency MHz Maximum Signal Level Mask Figure 27 Maximum permissible signal levels of receiver outputs of the TTA Base Control Unit Test Ant Main Test Trans...

Страница 35: ...puts of the tower top amplifier In addition the input of each tower top amplifier can also be switched to an internal 50 Ohm load for testing purposes The front panel test port remains connected throu...

Страница 36: ...r sig nals will again pass through to the station receivers 7 From the default display use the ARROW but tons to scroll to the SENSITIVITY menu choice then press the ENTER button 8 Use the ARROW butto...

Страница 37: ...nt Panel Test Port Figure 30 Using the test port to measure sensitivity of the TTA system Model 428B 83H 01 C 110 shown Ant Test Test Trans Main Front Panel Test Port MCU Tower Top Box Antenna 12 dB S...

Страница 38: ...on 5 Use the ARROW buttons to scroll over to the REFERENCE W ANT menu choice and press the ENTER button 6 Use the ARROW buttons to dial in the effective sensitivity value and press the ENTER button to...

Страница 39: ...menu The recommended normal operating temperature range for the tower top box is 30 to 60 degrees Celsius The tower top ampli fier will function up to 70 C without shutting down However the specificat...

Страница 40: ...elays and the common terminals will then be connected to the normally closed termi nals This is the normal mode of operation When an alarm condition occurs the CPU will de energize the relays and the...

Страница 41: ...will return you to the TEST sub menu If you choose to make the non active amplifier active then the Test TTA Offline message will appear The RF signal path through the tower top box will be inter rupt...

Страница 42: ...re likely to indicate a hardware problem which may produce an alarm condition Table 9 is a trou bleshooting guide that is read from top to bottom to narrow down the possible causes The guide con tains...

Страница 43: ...illuminates when the supply is turned on PERIODIC MAINTENANCE The following procedures can be followed as part of a periodic maintenance program 1 TX RX Systems Inc recommends that tests for establis...

Страница 44: ...in Figure 33 and includes two 16 way dividers that are stacked and mounted on a 19 inch deck A 2 way divider is added to the expansion deck in order to distribute the RF output of the amplifier assemb...

Страница 45: ...lters The narrowband filter is designed to be added to the RF signal path just after the distribution ampli fier in the MCU style control unit and just after the RF output port in the CMU style system...

Страница 46: ...for future re use if you ever decide to remove the optional filter from your TTA system 2 With the supplied screws mount the preselec tor panel into the 19 inch rack above the control unit 3 Locate a...

Страница 47: ...able which is not supplied with the kit However the kit does con tain a BNC N cable which can be used by add ing a BNC N adapter 3 Connect the output port of the filter to the input of the GTR8000 rad...

Страница 48: ...MENT Cat 5e Crossover Cable Laptop Computer with a network interface card installed In addition the JAVA run time environ ment version 1 6 0 and a web browser such as Internet Explorer must also be in...

Страница 49: ...ty issues such as firewalls Once you have the correct IP address you will need to direct connect to the TTA system as discussed in the earlier section of this appendix and reconfigure the TTA LAN port...

Страница 50: ...Blue Blue White Green Brown White Brown Transmit 1 2 Receive 3 6 Transmit 3 6 Receive 1 2 Pins 4 5 7 and 8 are not used Pin Pin TX RX Systems member Bird Technologies Group LAN 1 2 3 4 4 Port Ethernet...

Страница 51: ...ing steps 1 Change the control unit s LAN port IP address To do this direct connect your laptop to the control unit as discussed in the earlier section of this appendix titled Direct Connection and f...

Страница 52: ...CP IP Winsock 6 Type in the host IP address This is the current address of the TTA factory default is 192 168 1 1 Type in the port number of 9999 see Figure A5 Click the OK tab to complete the TelNet...

Страница 53: ...through type as shown in figure A2 to the front panel LAN con nector The TTA system can now be accessed through your network the same as you would any network connected device 12 From your remote com...

Страница 54: ...llowing steps 1 Launch HyperTerm on your direct connected laptop or your remote PC 2 Navigate to the Change Setup Menu by follow ing steps 4 through 8 as discussed in the earlier section of this appen...

Страница 55: ...ons folder opens double click on the Local Area Connection icon See Figure B3 5 The Local Area Connection Status box will open Single click the Properties tab as shown in Figure B4 Note If you do not...

Страница 56: ...TX RX Systems Inc Manual 7 9487 3 05 05 11 Page 48 Figure B2 Select the Network Connections icon Figure B3 Select the Local Area Connection icon...

Страница 57: ...TX RX Systems Inc Manual 7 9487 3 05 05 11 Page 49 Figure B4 Select the Properties tab Figure B5 Make sure the Internet Protocol TCP IP choice is highlighted Then select OK...

Страница 58: ...TX RX Systems Inc Manual 7 9487 3 05 05 11 Page 50 Figure B6 Select Use the Following IP Address Figure B7 Enter the new IP address and Subnet mask values...

Страница 59: ...Watts 50 75 100 125 150 200 250 300 3 25 38 50 63 75 100 125 150 2 5 28 42 56 70 84 112 141 169 2 32 47 63 79 95 126 158 189 1 5 35 53 71 88 106 142 177 212 1 40 60 79 99 119 159 199 238 5 45 67 89 11...

Страница 60: ...TX RX Systems Inc Manual 7 9487 3 05 05 11 Page 52 8625 Industrial Parkway Angola NY 14006 Tel 716 549 4700 Fax 716 549 4772 sales birdrf com www bird technologies com...

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