Crown FMX250 Manuals

Manuals and User Guides for Crown FMX250. We have 1 Crown FMX250 manual available for free PDF download: User Manual

Crown FMX250 User Manual

Crown FMX250 User Manual (56 pages)

Digital Management System Broadcast Transmitter

Brand: Crown | Category: Transmitter | Size: 1.96 MB

Table of Contents

Table of Contents
3
Stand-Alone
8
Backup
8
Booster
8
Exciter
8
Translator
9
Satellator
10
Nearcasting
10
Dangers
14
Warnings
14
Cautions
14
Section 1-Getting Acquainted

15
Section 2-Installation

15
- Your Transmitter
  15
- Power Connections
  16
- AC Line Voltage Setting
  16
- Fuses
  18
- Frequency (Channel) Selection
  19
- Modulation Compensator
  19
- RF Tuning Adjustments
  19
- Receiver Frequency Selection
  21
- Audio Input Connections
  23
- Audio Monitor Connections
  26
- Composite Input Connection
  26
- Remote I/O Connector
  29
Section 3-Operation

31
- Front Panel
  32
- DC Breaker
  34
- Passwords
  34
- Main Function List
  34
- Readings Function List
  35
- Settings Function List
  36
- Factory Setting Functions
  37
- Audio Monitor
  37
- Fault Log
  37
- Apply Power
  38
- Enter Initial Settings
  38
- Transmit
  38
Section 4-Principles of Operation

41
- Block Diagram
  42
- Balanced Input
  43
- Audio Processor
  43
- Stereo Generator Circuit Board
  43
- Low-Pass Filter
  44
- Stereo Generator
  45
- SCA Input
  45
- Processed Audio
  45
- RF Exciter Circuit Board
  46
- Metering Boards
  47
- Front Panel
  47
- Chassis
  48
Section 5-Service and Support

53
- Service
  54
- Factory Service Instructions
  56

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