Axcera 430B Manual de usuario
FCC TYPE ACCEPTANCE REPORT
430B
1000 WATT HIGH-BAND
VHF TRANSMITTER
AXCERA, LLC
103 FREEDOM DRIVE P.O. BOX 525 LAWRENCE, PA 15055-0525 USA
(724) 873-8100 •FAX (724) 873-8105
www.axcera.com •[email protected]
Axcera-430B FCC Type Acceptance Report Table of Contents
February 2004
TABLE OF CONTENTS
CHAPTER 1 ID LABEL/LOCATION INFO
1.1 Front Panel FCC Label...................................................................... 1-1
1.2 Rear Panel Manufacturer's Label......................................................... 1-1
1.3 Front view, Axcera-430B Transmitter w/FCC Label................................. 1-2
1.4 Rear view, Axcera-430B Transmitter w/Manufacturer's Label ................... 1-2
CHAPTER 2 EXTERNAL PHOTOS
2.1 Front view, complete Axcera-430B Transmitter..................................... 2-1
2.2 Rear view, Axcera-430B Transmitter (rear top of cabinet)....................... 2-2
2.3 Rear view, Axcera-430B Transmitter (rear bottom of cabinet).................. 2-3
2.4 Output Bandpass Filter..................................................................... 2-4
CHAPTER 3 SCHEMATICS
CHAPTER 4 TEST REPORT
4.1 RF Power Measurements................................................................... 4-1
4.2 Modulation Characteristics................................................................ 4-2
4.2.1 Video Modulation.................................................................... 4-2
4.2.2 Video Envelope Delay.............................................................. 4-3
4.2.3 Video Noise ........................................................................... 4-3
4.2.4 Video Frequency Response....................................................... 4-3
4.2.5 RF Sideband Response ............................................................ 4-4
4.2.6 Audio Modulation.................................................................... 4-6
4.2.7 AM and FM Noise.................................................................... 4-7
4.3 Occupied Bandwidth ........................................................................ 4-7
4.4 Conducted Spurious Emissions........................................................... 4-9
4.5 Radiated Emissions.........................................................................4-10
4.6 Frequency Stability.........................................................................4-12
4.7 Automatic Level Control Test ............................................................4-15
4.8 Test Equipment .............................................................................4-16
CHAPTER 5 USER'S MANUAL
CHAPTER 6 INTERNAL PHOTOS
6.1 Top view, Exciter Tray...................................................................... 6-1
6.2 Top view, 600-watt Amplifier Tray ..................................................... 6-2
CHAPTER 7 PARTS LIST/TUNE-UP INFO
7.1 Parts List ...................................................................................... 7-1
7.2 Tune-up Information ....................................................................... 7-1
7.2.1 High-Band VHF Exciter Tray with Baseband Video and Audio ........... 7-2
7.2.2 VHF Exciter Tray with the 4.5-MHz Composite Input Kit ................ 7-2
7.2.3 VHF Exciter Tray with either Baseband or 4.5-MHz Composite Input 7-3
7.2.4 IF Phase Corrector Adjustment.................................................. 7-4
7.2.5 Linearity Corrector Adjustment.................................................. 7-4
7.2.6 Phase and Gain Adjustment of the VHF Amplifier Trays................. 7-5
7.2.7 Calibration of the Forward Output Power Level of the Transmitter..... 7-6
Axcera-430B FCC Type Acceptance Report Table of Contents
February 2004
7.2.8 Calibration of the Reflected Output Level of the Transmitter............ 7-6
7.2.9 2-Way Combiner Assembly ...................................................... 7-6
7.2.10 Bandpass Filter Assemblies ..................................................... 7-7
7.2.11 VHF High-Band Amplifier Trays ............................................... 7-7
7.2.11.1AGC Control Board ....................................................... 7-7
7.2.11.2Phase Shifter Board ...................................................... 7-8
7.2.11.3 VHF Filter/Amplifier Board............................................. 7-8
7.2.11.4 High-Band VHF Driver Pallet .......................................... 7-8
7.2.11.5 Overdrive Protection Board............................................ 7-8
7.2.11.6 High-Band VHF Amplifier Pallet....................................... 7-8
7.2.11.7 3-Way Splitter Board.................................................... 7-8
7.2.11.8 VHF Amplifier Pallets.................................................... 7-8
7.2.11.9 3-Way Combiner Board.................................................. 7-9
7.2.11.10 Calibration of Visual+Aural Output Power & VSWR Cutback.7-9
7.2.12 Board Level Alignment Procedures..........................................7-11
7.2.12.1 (Optional) 4.5-MHz Composite Input Kit..........................7-11
7.2.12.2 Delay Equalizer Board ..................................................7-11
7.2.12.3 Composite 4.5-MHz Filter Board .....................................7-11
7.2.12.4 (Optional) 4.5-MHz Bandpass Filter Board ........................7-12
7.2.12.5 IF Carrier Oven Oscillator Board .....................................7-12
7.2.12.6 Sync Tip Clamp/Modulator Board....................................7-12
7.2.12.7 Aural IF Synthesizer Board, 4.5 MHz ...............................7-14
7.2.12.8 ALC Board (Part 1 of 2) ................................................7-15
7.2.12.9 IF Phase Corrector Board ..............................................7-16
7.2.12.10 ALC Board, NTSC (Part 2 of 2)......................................7-16
7.2.12.11 Channel Oscillator Board, Dual Oven..............................7-17
7.2.12.12 FSK Identifier Board with EEPROM.................................7-18
7.2.12.13 IF Attenuator Board ...................................................7-18
7.2.12.14 x4 Multiplier Board.....................................................7-18
7.2.12.15 VHF Filter/Mixer Board................................................7-19
7.2.12.16 High-Band VHF Filter/Amplifier Board.............................7-19
CHAPTER 8 OPERATIONAL DESCRIPTION -MODEL Axcera-430B
8.1 General Description ......................................................................... 8-1
8.2 Technical Specifications.................................................................... 8-1
8.3 Performance Specifications................................................................ 8-1
8.4 System Overview............................................................................ 8-3
8.5 Control and Status .......................................................................... 8-4
8.5.1 Exciter Tray........................................................................... 8-5
8.5.2 VHF High Band Amplifier Tray ................................................... 8-8
8.6 Input and Remote Connections.......................................................... 8-9
8.7 AC Input ......................................................................................8-12
CHAPTER 9 CERTIFICATION OF TEST DATA
Axcera-430B FCC Type Acceptance Report ID Label/Location Info
February 2004 1-1
1. ID LABEL/LOCATION INFO
1.1 Front Panel FCC Label
1.2Rear Panel Manufacturer’s Label
Axcera-430B FCC Type Acceptance Report ID Label/Location Info
February 2004 1-2
1.3 Front view, Axcera-430B Transmitter with FCC ID Label
1.4Rear view, Axcera-430B Transmitter with Manufacturer’s Label
Axcera-430B FCC Type Acceptance Report External Photos
February 2004 2-1
2. EXTERNAL PHOTOS
2.1 Front view, complete Axcera-430B Transmitter
Axcera-430B FCC Type Acceptance Report External Photos
February 2004 2-2
2.2 Rear view, Axcera-430B Transmitter (rear top of cabinet)
Axcera-430B FCC Type Acceptance Report External Photos
February 2004 2-3
2.3 Rear view, Axcera-430B Transmitter (rear bottom of cabinet)
Axcera-430B FCC Type Acceptance Report External Photos
February 2004 2-4
2.4 Output Bandpass Filter Assembly
Axcera-430B FCC Type Acceptance Report Schematics
February 2004 3-1
3. SCHEMATICS
The schematics for the Axcera-430B system are provided as separate PDF files.
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