Crown FM10000 User Manual

®

User's Manual

©2006 Crown Broadcast, a division of International Radio and Electronics, Inc.

25166 Leer Drive, Elkhart, Indiana, 46514-5425 U.S.A.

FM10000

RF Transmitter Package

[phone]

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Revision Control

Revision Print Date

Initial Release (Rev. 1) April 2006

Important Notices

©2006, Crown Broadcast, a division of International Radio and Electronics Corp.
All rights reserved. No part of this publication may be reproduced, transmitted,

transcribed, stored in a retrieval system, or translated into any language in any
form by any means without the written permission of Crown Broadcast.

Printed in U.S.A.

Crown attempts to provide information that is accurate, complete, and useful.
Should you find inadequacies in the text, please send your comments to the
following address:

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International Radio and Electronics

P.O. Box 2000

Elkhart, Indiana, 46515-2000 U.S.A.

Contents

Section 1 – Getting Acquainted

1.1 Your Transmitter Package ……………………………………… 1-2

1.2 Transmitter Package Specifications ……………………………. 1-3

1.3 Safety Considerations ………………………………………….. 1-4

1.3.1 Dangers ………………………………………………………. 1-4

1.3.2 Warnings ……………………………………………………… 1-4

1.3.3 Cautions ………………………………………………………. 1-4

Section 2 – Installation

2.1 Operating Environment ………………………………………… 2-2

2.2 Tools Required ………………………………………………… 2-2

2.3 Unpacking ……………………………………………………… 2-2

2.4 Installation ……………………………………………………… 2-3

2.4.1 AC Power Input Block ……………………………………….. 2-3

2.4.2 Voltage Surge Protection Device …………………………….. 2-4

2.4.3 Low Pass Filter ……………………………………………….. 2-4

2.4.4 Audio Input …………………………………………………… 2-4

2.5 Remote I/O Connections ………………………………………… 2-5

Section 3 – Operation

3.1 Initial Power-up Procedures …………………………………….. 3-2

3.2 AC Power Switch for Controller ………………………………… 3-3

3.3 Front Panel Controls and Display ……………………………….. 3-4

3.3.1 Remote/Local Switch ………………………………………….. 3-4

3.3.2 Local Enable Switch …………………………………………… 3-4

3.3.3 Transmitter RF Power Control ………………………………… 3-5

3.3.4 Raise/Lower Power Control …………………………………… 3-5

3.3.5 Power Reading ………………………………………………… 3-6

3.4 Rear Panel Connections …………………………………………. 3-7

3.4.1 DB-25 …………………………………………………………. 3-7

3.4.2 DB-37 …………………………………………………………. 3-7

3.4.3 DB-9 …………………………………………………………... 3-7

3.4.4 BNC ……………………………………………………………. 3-8

3.4.5 Chassis Ground ………………………………………………… 3-8

Section 4 – Reference Drawings

4.1 Views ……………………………………………………………. 4-2

4.2 System Block Diagram ………………………………………….. 4-4

4.3 Transmitter Controller Board Component ID …………………… 4-5

4.4 Transmitter Controller Board Schematic ………………………... 4-6

Section 5 – Service and Support

5.1 Service …………………………………………………………… 5-2

5.2 24-Hour Support ………………………………………………… 5-2

5.3 Spare Parts ………………………………………………………. 5-2
Warranty Statement ………………………………………………….. 5-3

Glossary …………………………………………………………… G-2

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INFORMATION

Section 1—Getting Acquainted

This section provides a general description of the FM10000
transmitter system and introduces you to safety conventions

used within this document. Review this material before install­ing or operating the system.

Getting Acquainted

1–1

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1.1 Your Transmitter Package

The FM10000 is a highly efficient transmitter package designed to set a new standard
in FM transmitter design offering modularity, ease of use, and long-term reliabil­ity. The FM

power supplies, a transmitter controller, a low pass filter and an optional FM250.

FM10000 transmitter package requires no tuning and typically provides 80% RF

The
efficiency
90% efficient. Modern MOSFET technology ensures high AC to RF efficiency
(better than 70% overall typical) and long-term reliability. The unmatched efficiency
of this
operation and lower power costs.

10000 package has five (5) PA2000-10K amplifiers, three (3) 5,600 watt

. The three (3) 5600W power supplies are power factor corrected and

transmitter significantly improves your bottom line by providing cooler

These modular units are uniquely designed to be

simple installation with minimal floor space. Installation is easy with three

and

connections; AC power in, Audio in, and antenna out. In addition, built in metering
and status indicator capabilities enable intuitive operation to further augment
the user-friendly design.

Economic long-term reliability is ensured through our carefully engineered solid­state design.

transmitter delivers 2500 to over 10000 watts of RF power output. Use your

This
existing exciter or purchase the FM
exciter for an unbeatable

Each PA2000 features four field-replaceable 500–watt power modules.

10000T which includes our award-winning FM250

10

kW transmitter package.

compact for convenient shipping

1–2

Illustration 1–1 FM

10000 Transmitter Package

FM10000 User’s Manual

1.2 Transmitter Package Specifications

RF Power Output:2500 to 11000 watts continuous with remote

controlled power adjust

RF Drive Requirement:250 watts for full output

RF Output Impedance: 50 ohms (unbalanced)
Maximum SWR:2.0:1 (With power foldback at high SWR)
Frequency Range:87–108 MHz
RF Harmonics/Spurious Products: Better than –80 dB
Asynchronous AM S/N Ratio:Meets FCC specifications (-50 dB)

(typically > 60 dB)

Synchronous AM S/N Ratio:Meets FCC specifications (-50 dB)

(typically > 60 dB)

Operating Environment:
Temperature Range: 0°–50°C at sea level
Humidity Range: 0–80% at 20°C (noncondensing)
AC Power:240 Volts AC +10/-15%, 50–60 Hz with neutral
Power Consumption:Less than 18000 watts at 11000 watts RF output

typical

Power Factor: .96 typical
Overall Efficiency: 70% typical
RF Output Connector:1 5/8 " EIA flange

Cabinet dimentions : 7 x 17.25 x 23 inches (17.78 x 43.82 x

58.42 cm) exclusive of rack ears, but inclu­sive of connectors

Overall dimentions : 65 x 24 x 29 (cabinet only)

83 x 27 x 29 (including external filter)

Weight:FM10K cabinet (950 lbs)

FM10K shipping weight (997 lbs)

Note: System performance is specified using Crown Broadcast
Model FM250 Exciter where applicable.

Getting Acquainted

1–3

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1.3 Safety Considerations

Crown Broadcast assumes the responsibility for providing you a safe product and
safety guidelines during its use. “Safety” means protection to all individuals who
install, operate, and service the transmitter as well as protection of the transmitter
itself. To promote safety, we use standard hazard alert labeling on the product and
in this manual. Follow the associated guidelines to avoid potential hazard.

1.3.1 Dangers

DANGER represents the most severe hazard alert. Extreme bodily harm or death
will occur if DANGER guidelines are not followed.

1.3.2 Warnings

WARNING represents hazards which could result in severe injury or death.

1.3.3 Cautions

CAUTION indicates potential personal injury or equipment or property damage if
the associated guidelines are not followed. Particular cautions in this text also
indicate unauthorized radio-frequency operation.

Type of Hazard

WARNING

Severe shock hazard!

Pictorial Indication
of Hazard

Illustration 1–2 Sample Hazard Alert

Turn power off and
wait approximately 1
minute for capacitors
to discharge before
handling them.

Explanation of
Hazard

1–4

FM10000 User’s Manual

®

Section 2—Installation

This section provides important guidelines for installing your
transmitter. Review this information carefully for proper
installation.

Installation

2–1

2.1 Operating Environment

You can install the FM10000 transmitter on any flat surface which should be clean and
well-ventillated as possible.

2.2 Tools Required

To install the FM10000, you will need the following tools:

❑Medium phillips screwdriver
❑Small flat-blade screwdriver
❑ /
❑
❑ESD (Electrostatic Discharge) protection grounding strap and/or mat.

2.3 Unpacking

2–2

FM10000 User’s Manual

2.4 Installation

Possible Electric

Do not connect AC source until all
other connections are made and
installation is complete.

WARNING

Shock

Hazard!

Installation

2–3

2-4 FM10000 User's Manual