Instruction Manual InnovatorTM HX Series Digital UHF Solid State Transmitter Volume 2 UHF Amplifier Cabinet AXCERA , LLC 103 FREEDOM DRIVE • P.O. BOX 525 • LAWRENCE, PA 15055-0525 USA (724) 873-8100 • FAX (724) 873-8105 www.axcera.com • service@axcera.
Innovator® HX Series, Digital, UHF Transmitter Table of Contents TABLE OF CONTENTS CHAPTER 1 INTRODUCTION SECTION PAGE 1.1 Manual Overview ...................................................................................1-1 1.2 Safety ..................................................................................................1-1 1.3 Assembly Designators ............................................................................1-2 1.4 Material Return Procedure ....................................
Innovator® HX Series, Digital, UHF Transmitter Table of Contents TABLE OF CONTENTS (continued) CHAPTER 3 UHF AMPLIFIER ASSEMBLY & CABINET ASSEMBLIES CIRCUIT DESCRIPTIONS SECTION PAGE 3.1 Amplifier Overview ................................................................................3-1 3.2 Design of the UHF Amplifier ....................................................................3-2 3.2.1 Capture of Test Values in the UHF Amplifier ....................................3-5 3.2.
Innovator® HX Series, Digital, UHF Transmitter Table of Contents TABLE OF CONTENTS (continued) SECTION PAGE 3.10 Serial Loop-Thru Board ...................................................................... 3-21 3.11 Load Regulator Assembly ................................................................... 3-21 3.11.1 Load Regulator Board ...............................................................
Innovator® HX Series, Digital, UHF Transmitter Table of Contents LIST OF FIGURES FIGURE 1-1 PAGE Typical Brady Marker Identification Drawing ......................................1-2 2-1 2-2 2-3 2-4 2-5 2-6 2-7 2-8 2-9A 2-9B 2-10 2-11 2-12 2-13 Typical UHF Amplifier Cabinet (Front View) .......................................2-1 Block Diagram Typical UHF Amplifier Cabinet 8 Way (5 kW)................2-1 Block Diagram Typical UHF Amplifier Cabinet 4 Way (2.5 kW) .............
Innovator® HX Series, Digital, UHF Transmitter Table of Contents LIST OF TABLES TABLE 2-1 2-2 2-3 2-4 PAGE Serial Cable Pin Out...................................................................... 2-12 Cabinet Controller DIP Switch Settings ........................................... 2-14 Cabinet Controller Assembly Problem Resolution Guide .................... 2-16 Amplifier Cabinet Connections .......................................................
Innovator HX Series Digital UHF Transmitter Chapter 1, Introduction Chapter 1 Introduction The InnovatorTM HX Series UHF digital solid-state transmitter is comprised of two cabinet types: An exciter/control cabinet and a UHF amplifier cabinet. Every InnovatorTM HX includes one or more of each cabinet type, dependent upon the power configuration ordered. This volume, Volume 2, of the manual describes the UHF amplifier cabinet portion of the transmitter.
Innovator HX Series Digital UHF Transmitter Chapter 1, Introduction 1.3: Assembly Designators 1.4: Material Return Procedure Axcera has assigned assembly numbers, Ax designations such as A1, where x=1,2,3…etc, to all assemblies, modules, and boards in the system. These designations are referenced in the text of this manual and shown on the block diagrams and interconnect drawings provided in the appendices.
Innovator HX Series Digital UHF Transmitter Chapter 1, Introduction For more information concerning this procedure, call the Axcera Technical Service Department. authorized in writing by Axcera) repair or alteration.
Innovator HX Series Digital UHF Transmitter Chapter 1, Introduction F WARNING!!! × HIGH VOLTAGE Ø DO NOT ATTEMPT TO REPAIR OR TROUBLESHOOT THIS EQUIPMENT UNLESS YOU ARE FAMILIAR WITH ITS OPERATION AND EXPERIENCED IN SERVICING HIGH VOLTAGE EQUIPMENT. LETHAL VOLTAGES ARE PRESENT WHEN POWER IS APPLIED TO THIS SYSTEM. IF POSSIBLE, TURN OFF POWER BEFORE MAKING ADJUSTMENTS TO THE SYSTEM.
Innovator HX Series Digital UHF Transmitter Chapter 1, Introduction EMERGENCY FIRST AID INSTRUCTIONS Personnel engaged in the installation, operation, or maintenance of this equipment are urged to become familiar with the following rules both in theory and practice. It is the duty of all operating personnel to be prepared to give adequate Emergency First Aid and thereby prevent avoidable loss of life. RESCUE BREATHING 1. Find out if the person is breathing.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Chapter 2 Amplifier Cabinet 2.1: Cabinet Overview alignment, on the UHF channel designated. The fully populated amplifier cabinets used in Innovator HX Transmitters contain eight UHF amplifiers connected in parallel (Figure 2-1). The number of amplifiers varies according to the needed output power for the transmitter.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet 2.2: Description of the UHF Amplifier Cabinet amplifier assemblies. The bottom power supply provides the +32 VDC to the bottom three or four amplifier assemblies The features of the amplifier cabinet include: 1) Amplifiers that are 100% transistors. 2) High redundancy due to the parallel connection of power transistors. 3) A mean junction temperatures less than 120° C. 4) Multiple fault protection circuitry in each amplifier.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet approximately (+67.2 dBm, 5.2kW) at the 3-1/8” output connector of the (A26) RF Coupler Assembly. control cabinet connects to the 4 way splitter panel (A16) mounted at the bottom of the cabinet. The four outputs of the (A16-A1) 4 way splitter, at “N” connectors X1-X4, connect to the (A21) UHF amplifier #5, (A22) UHF amplifier #6, (A23) UHF amplifier #7, and (A24) UHF amplifier #8.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Figure 2-3: Block Diagram of the typical UHF Amplifier Cabinet 4 Way (2.5kW) Components in the Amplifier Cabinet Splitter 1 : 4 (5kW) Splitter 1 : 3 (3.7kW) 8 UHF Amplifier Trays (5kW) 6 UHF Amplifier Tray (3.7kW) 2 Power Supply Assemblies (3.7 & 5kW) UHF Amplifier Trays (A17, A18, A19 & A20) (5kW) (A20) not used in 3.7kW 4 UHF Amplifier Trays (2.5kW) 3 UHF Amplifier Trays (1.8kW) 1 Power Supply Assembly (1.8 & 2.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Figure 2-5: Block Diagram Typical UHF Amplifier Tray Assembly 2.3: Description of the UHF Amplifier Tray on the (A14) amplifier control board (1308540 or 1306830) where it is used in the amplifier protection circuitry. The output of the coupler board at J8 (+40 dBm) is fed to J1 on (A4) the 4 Way Splitter Board (1306371) where it is split.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet that are wired to J3-12 and J3-25 on the amplifier control board where they are used in the amplifier protection circuitry. The RF output of the coupler board is at J2 that is Bus wire connected to J2 the 7/16” connector RF Output Jack of the amplifier assembly. Typical output level is +58.5 dBm. Metering Boards (A80 & A81).
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet 2.3.1.1: Description of the 6 Way Combiner Assembly (3.7 kW Amplifier Cabinet) Combiner, which is the output of the 6 Way Combiner Assembly is at the 3 1/8” RF output jack, typically ˜ +65.7 dBm. The RF outputs of the six amplifiers are combined by means of an 6:1 combiner assembly w/circulators that is mounted in the middle of the cabinet. The 6 way combiner is made up of two identical 3 way combiners and a two way combiner. 2.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Figure 2-7: Block Diagram Typical 4 Way UHF Combiner Assembly w/Circulators 2.3.1.3: Description of the 3 Way Combiner Assembly (1.8 kW Amplifier Cabinet) 2.3.2: Removal of an Amplifier Assembly The amplifiers are of broadband design and cover the frequency for the desired UHF channel without the need for alignment or adjustment.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet To remove a disabled amplifier assembly, first remove the input cable connected to the top connector then the output cable connected to the bottom connector on the front panel of the assembly. They must be removed in this sequence to prevent damage to the amplifier assemblies. Then loosen the two fixing screws, one located at the top, middle and one at the bottom, middle of the assembly.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet various heat sinks is achieved. This ensures that all of the power transistors are at essentially the same temperature. Temperature test points connected to special monitoring circuits are located in the amplifiers and power supply units. Under over temperature conditions, the monitoring circuits respond and switch off the respective unit. In addition, a fault indication and the measured value are passed to the control unit.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet 2.4: Cabinet Controller Assembly individual amplifier modules, and the cabinet controller(s). The Innovator HX cabinet controllers are designed to control and monitor components contained in the amplifier cabinet. The cabinet controller is either a full or half cabinet design as shown in Figures 2-9A and 2-9B.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet samples are first split before they are routed to each half cabinet controller.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet assembly. The serial address of each amplifier module is determined by the wiring of the amplifier chassis. The module knows which serial address to use based on where it is located within the system. The cabinet controller board provides +12VDC and -12VDC to each of the amplifier modules through individual self-resetting fuses.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet ground samples obtained by resistor dividers. Two unique board assemblies are used: one for systems that operate around 220VAC input and another for systems that are operating around 440VAC. An internal DIP switch located on the cabinet controller board is used to scale the input values from the AC monitoring board. Switch 2 position four needs to be OFF for 220 VAC systems and ON for 440 VAC systems.
Innovator HX Series Digital UHF Transmitter Switch Number Chapter 2, Amplifier Cabinet Function Position Normal Operating Position 0 = Off Off 1 = Allow 0 = Off SW2-7 Reserved for Factory Test Off - Must be Off 1 = On 0 = Off SW2-8 Reserved for Factory Test Off - Must be Off 1 = On NOTE: These switch positions are factory set and should not be changed. SW2-6 Allow Power Supply Enable on Reject Load Faults 2.4.2.6: Reject Load Monitoring 2.4.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet 2.4.5: Cabinet Controller Problem Resolution Guide Table 2-3: Cabinet Controller Assembly Problem Resolution Guide Condition Possible Cause Transmitter is enabled but either the Amplifier(s) and or the Power Supplies are not enabled. All LEDs of Amplifier Modules are Off. Volume 2, Rev. 0 • One of the three AC input phases may not be present or at least one may be low in voltage.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Table 2-3: Cabinet Controller Assembly Problem Resolution Guide - Continued Condition Possible Cause • Amplifier Module Status LED is blinking. (LED located nearest to the amplifier handle.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet 2.5: Functional Description of the Amplifier Cabinet indication of the high reflected condition is stored. 2.5.1: Signal Path 2.5.2: Test Signal Evaluation The RF signal delivered by the exciter (+27 dBm) is connected through RG-55 cable to the amplifier cabinet and distributed to the inputs of the power amplifiers (PAs) through one 1:2 splitter, then two 3 or 4 way splitter panels.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet • • • • • • and simultaneously issues a fault indication to the control unit. The protective circuits in the amplifiers monitor the following values: • • • • Drain currents of the final stage transistors Operating voltage Temperature Reflected power at the output 480/208 VAC Mains voltage 480/208 VAC Mains phase Primary voltage Primary current Output voltage Temperature 2.5.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet Table 2-4: Amplifier Cabinet Connections Connector S on (A14) 2 Way Splitter (1.8kW or 5kW) or to the X5 input jack on the (A16) 4 Way Splitter Panel (2.5kW) or (A16) 3 Way Splitter Panel (1.8k) RF O/P of (A25) Combiner 2.6: Service Work on the amplifier cabinet must only be performed by trained personnel. Take note of the following precautions: 3-1/8 EIA Figure 2-11: Labeling of Toxic Substances in Drawings 2.6.
Innovator HX Series Digital UHF Transmitter AMP#1 AMP#2 AMP#3 AMP#4 A17 A18 A19 A20 Chapter 2, Amplifier Cabinet (PS#1) (PS#1) (PS#1) (PS#1) MODULE OK LED ENABLE LED ENABLE LED AMP#5 AMP#6 AMP#7 AMP #8 A21 A22 A23 A24 MODULE OK LED (PS#2) (PS#2) (PS#2) (PS#2) POWER SUPPLY #1 CIRCUIT BREAKER FOR TOP AMPLIFIERS ±12V POWER SUPPLY RESET BREAKERS POWER SUPPLY #2 CIRCUIT BREAKER FOR BOTTOM AMPLIFIERS Figure 2-12: Location and Assignment of the Circuit Breakers and LEDs 2.
Innovator HX Series Digital UHF Transmitter Chapter 2, Amplifier Cabinet located on the bottom of the top four amplifier trays and on the top of the bottom four amplifier trays. See Figure 2-13. Pushing the release down on bottom amps and up on top amps releases the catch. Pull the amplifier completely out of the cabinet assembly. fake front panel should be installed on the cabinet. This is to insure proper air flow through the cabinet and cooling of the remaining amplifier trays. Connect the RF cables.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Chapter 3 UHF Amplifier Tray Assembly and Cabinet Assemblies Circuit Descriptions 3.1: Amplifier Overview The features of the UHF amplifier assembly include: Each UHF amplifier tray assembly serves to amplify the RF signal delivered by the exciter to the power level needed to attain the full rated output power of the transmitter.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions The paralleling network of the amplifier is arranged so that it continues to operate at reduced power if a module fails. The remaining available power is given by: Prem = Pnom ⋅ ([m - n] / m)2 where: Prem = remaining power Pnom = nominal power m = number of modules n = number of failed modules Figure 3-2: Remaining Power after Failure of Amplifier Modules 3.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions A13 4 Way Combiner Board J2 RF Output J3 RF Sample A14 Amp Control Board A2 UHF Module Assembly A1 40W UHF Module Assembly A13 A12 A5, A6, A7, A8 UHF Pallet Boards A2 A8 A7 A6 A5 A1 A4 J1 RF Input A4 4 Way Splitter Board Figure 3-3: Location of the Assemblies in the UHF Amplifier The amplifier is a three-stage design with a 40 Watt UHF low level predriver, a UHF module sing
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Figure 3-4: Block Diagram of the UHF Amplifier Amplifiers can be replaced during transmitter operation. No new alignment work is necessary. The frequencydependent operating parameters for the complete frequency range are stored in the controller and are automatically enabled by the frequency setting of the exciter.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Table 3-2: Module OK LED Red and Blinking interpretation Red LED Blinking 1 Blink 2 Blinks 3 Blinks 4 Blinks 5 Blinks 6 Blinks 7 Blinks Meaning Indicates Amplifier Current Fault Indicate Temperature Fault Indicate Power Supply Over Voltage Fault Indicate Power Supply Under Voltage Fault Indicate Reflected Power Fault Indicate +12V or –12V Power Supply Fault Indicate AGC Overdrive •
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions 3.2.2: Functional Description of the Boards in the UHF Amplifier Tray Assembly approximately 13 dB of gain. With a typical input of +27 dBm an output of +40 dBm is expected. 3.2.2.1: (A1) 40 Watt UHF Module Assembly (1306662; Appendix B) The amplification circuit consists of the parallel-connected push-pull amplifier blocks V1 and V2 operating in class AB.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions sample and the reflected sample connect through the FET Switch board to the amplifier control board. The other forward sample connects to the RF sample jack J3 located on the front panel fro test purposes. with approximately 16 dB of gain. The amplified outputs of the FETs connect to a 1:9 Balun assembly that combines the two 180° out of phase signals into a single -90° output.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions over the desired frequency range in the UHF band, of the four inputs at connectors J1-J4. The signals at J1 and J2 are combined at a ratio of 2:1 and the signals at J3 and J4 are combined at a ratio of 2:1. After this, both combined powers are combined again in a second stage in the ratio of 2:1.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions 3.2.2.8.1: Schematic Page 1 ground connections are made in the amplifier cabinet wiring harness. Upper center of page one is U2, which is the microcontroller. This in-circuit Atmel microcontroller is operated at 3.6864 MHz. Programming of this device is performed through J2. PF4 and PF5 are analog inputs for ICs U33 and U34 on page 4.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions FETs. These FETs are located within the amplifier module and are used to control the high power supply current to the amplifier pallets. Since the high power supply can be +48 Volts and the 2N7002LT1 is rated for a maximum Drain to Source voltage of 60 Volts, Q9 along with Q8 make a circuit that controls the high power supply control voltage of the two external power FETs.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions U44 pin 13, located on page 4, U57 will indicate an over drive fault. These faults are latched for detection by the microcontroller and they are also used by CR66 and CR67, located on page 2, to immediately remove the supply voltage of the main control FETs.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Amplifier assemblies, or the bottom power supply #2 for the bottom four Amplifier assemblies, may be isolated from main AC power by switching off the appropriate front panel circuit breaker. This is accomplished by tripping the respective breaker located on the circuit breaker assembly panel, at the bottom of the amplifier cabinet. 3.4.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions 3.5: Power Supply Assembly Figure 3-6: AC Wiring Harness UHF Amplifier Cabinet 3.5.1: +32 VDC Power Supplies Overview UHF Amplifier Cabinet. The 110 VAC input connects to the (A1-A2) Terminal Block #3 mounted at the top left side, at the rear of the cabinet.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions containing a SCR Controller, a transformer and a linear power supply. and supplies three outputs that connect directly to the input of the linear power supply assemblies. 3.5.2: SCR Controllers The two SCR controllers, (A4) SCR Controller #1 and (A5) SCR Controller #2, Model #3629C, are manufactured by Control Concepts, Inc.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Figure 3-8: Linear Power Supply #2, Bottom Figure 3-9: Control Interconnect Cabinet Full Controller System Volume 2, Rev.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions 3.6: Full Amplifier Cabinet Controller Board (1307523; Appendix A) Your amplifier cabinet will contain the full amplifier cabinet controller assembly or the half amplifier cabinet controller assembly. The half amplifier cabinet controller assembly is described in the next section.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions J102, for modules 5-8. Each amplifier module has independent RS-485 transceivers and power sources that are current limited with self-resetting fuses. 3.6.4: Page 4 of the Schematic Drawing (1307524; Appendix A): These circuits take the forward and reflected RF power samples and converts the signals to DC values used to provide power levels for the cabinet monitoring.
Innovator HX Series Digital UHF Transmitter Switch Number SW2-5 SW2-6 SW2-7 SW2-8 NOTE: Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Function Position Normal Operating Position 0 = J112 System 1 = J114 (If not dependent Externally Diplexed) Allow Power Supply Enable on 0 = Off Off Reject Load Faults 1 = Allow 0 = Off Off - Must Reserved for Factory Test 1 = On be Off 0 = Off Off - Must Reserved for Factory Test 1 = On be Off These switch positions are factory set and s
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions 3.7: Half Amplifier Cabinet Controller Board (1307840; Appendix A) The half amplifier cabinet controller board is mounted in the Half Amplifier Cabinet Controller Assembly (1307847). There are typically two assemblies, which are mounted facing the rear of the cabinet.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions The RS485 interface section, located in the lower right section of the schematic, defines the RS-485 loop through connections and contains the system's AGC signals. Circuitry in the lower portion of this block is used to convert cabinet AGC voltages into system AGC voltages.
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions Table 3-8: Firmware Configuration of SW2 on Half Amplifier Cabinet Controller Board Normal Switch Function Position Operating Number Position 0 = Off Off - Must SW2-1 Reserved for Factory Test 1 = On be Off Allow Power Supply Enable on 0 = Off Off - Must SW2-2 Cooling FLT 1 = Allow be Off Allow Power Supply Enable on 0 = Off SW2-3 Off RFL PWR FLT 1 = Allow 0 = 220 System SW2-4 High Vo
Innovator HX Series Digital UHF Transmitter Chapter 3, UHF Amplifier Assembly and Cabinet Assemblies Circuit Descriptions load changes, which can cause the DC output from the power supplies to rise. There are four versions of this assembly. They are: Load Regulator Assembly, Single Power Supply, +32V, UHF Transmitters, (1308396).
Appendix A RF Amplifier Cabinet Assembly, HX Series Drawings
Innovator HX Series Digital UHF Transmitter Appendix A, RF Amplifier Assembly Drawings Appendix A Drawing List UHF Amplifier Cabinet, HX Series, UHF, 208VAC, Two Power Supplies (Maximum of 5 kW Digital Output) UHF Amplifier Cabinet Block Diagram .......................................................... 1306714 RF Signal Interconnect .............................................................................. 1306574 Control Interconnect .................................................................
Innovator HX Series Digital UHF Transmitter Appendix A, RF Amplifier Assembly Drawings 8 Way UHF Combiner w/Circulators, CH: 14-26 (Used in 5 kW Amplifier Cabinets) Interconnect....................................................................................... 1307020 8 Way UHF Combiner w/Circulators, CH: 26-44 (Used in 5 kW Amplifier Cabinets) Interconnect.......................................................................................
Appendix B UHF Amplifier Assembly, HX Series Drawings
Innovator HX Series Digital UHF Transmitter Appendix B, UHF Amplifier Assembly Drawings and Parts Lists Appendix B Drawing List UHF Amplifier Module Assembly, HX Series (Maximum of Eight used in each Amplifier Cabinet) Block Diagram .......................................................................................... 1306712 Interconnect.............................................................................................
Innovator HX Series Digital UHF Transmitter Appendix B, UHF Amplifier Assembly Drawings and Parts Lists 40W UHF Module, HX Series Schematic .......................................................................................... 1306663 UHF High Band Dual Stage Pallet Assembly, HX Series Four used in each Amplifier Assembly Schematic .......................................................................................... 1306690 Amplifier Control Board, UHF, HX Series Schematic ......................
Appendix C Power Supply Assemblies, Top and Bottom, HX Series, +32V Drawings
Innovator HX Series Digital UHF Transmitter Appendix C, Power Supply Assemblies, Top & Bottom Drawings Appendix C Drawing List Power Supply Assembly, Top, HX Series, +32V O/P (Used in the 5 kW Amplifier Cabinet) Interconnect....................................................................................... 1306331 Power Supply Assembly, Bottom, HX Series, +32V O/P (Used in Both the 2.5kW and 5kW Amplifier Cabinets) Interconnect..........................................................................
