Crown FM250 User Manual

iFM10000RF Transmitter PackageUser's Manual©2006 Crown Broadcast, a division of International Radio and Electronics, Inc.25166 Leer Drive, Elkhar

2–2FM10000 User’s Manual2.1 Operating EnvironmentYou can install the FM10000 transmitter on any flat surface which should be clean andwell-ventillated

2–3Installation2.4 Installation

2-4 FM10000 User's Manual2.4.2 Voltage

Installation 2–5 1251314Port

2-6 FM10000 User's ManualPort BPin Des

2-7InstallationPort C Pin Description 1 PA # 3 - RF Power - 1V = 1000 Watts of power 2 PA # 3 - SWR 3 PA # 3 - PA Volts - 1V = 10 V 4 PA

3–1OperationSection 3—OperationThis section provides general operating parameters of your transmitter system and a detailed description of the front p

3–2FM10000 User’s ManualThese steps summarize the operating procedures you should use for the initialoperation of the power amplifier and power supply

3–3OperationNote : If no RF power is achieved, check the DPM display for a flashing dot in the lower right corner of the display. If this is present,

3–4FM10000 User’s Manual3.3 Front Panel Controls and DisplayRefer to illustration 3-1 for additional information when going through section 3.3.3.3.1

iiRevision ControlRevision Print DateInitial Release (Rev. 1) April 2006Important Noti

Operation 3–5The Transmit

3-6 FM10000 User's Manual3.3.5 RF power

Operation 3-73.4 Rear Pan

3-8 FM10000 User's Manual3.4.4 BNC Conn

4–1Reference DrawingsSection 4—Reference DrawingsThe illustrations in this section may be useful for makingadjustments, taking measurements, troublesh

4–2FM10000 User’s Manual4.1ViewsPowerCarrierModulationFaultStereoMonoRF OutputProcessingInput GainWide BandHigh BandAudio InputHighLow2-6-12-182+6 dB+

Reference Drawings 4-3FaultAntennaRF Drive

4-4FM10000 User's ManualFM10000 Transmitter System4.2 Block DiagramAC Input HOT HOT NE

4-5Reference Drawings4.3 Transmitter Controller Board Component ID

1 2 3 4 5 6 7 8 9 10 11 12ABCDEFGH121110987654321HGFEDCBADWG. NO. REV.A201233-SCHE . C . N. REV DESCRIPTIONAPPROVALSPECHK CMDATE DWNREVISION HISTORY65

Contents Section 1 – Getting Acquainted 1.1 Your Transmitter Package ……………………………………… 1-2 1.2 Transmitter Package Specifications ……………………………. 1-

5–1Service and SupportSection 5—Service and SupportWe understand that you may need various levels of support orthat the product could require servicin

5–2FM10000 User's Manual5.1ServiceThe product warranty (see opposite page) outlines our responsibility for defectiveproducts. Before returning a

Service and support 5 – 3 Crown Broadcast Three Year Limited Product Warranty SUMMARY OF WARRANTY Crown Broadcast, IREC warrants its broadcast p

5-4 FM10000 User's ManualTo obtain factory

G–1GlossaryGlossaryThe following pages define terms and abbreviations usedthroughout this and other Crown Broadcast manuals.A B C

G–2FM10000 User's ManualA B CAF Audio Frequency; the frequencies between 20 Hzand 20 kHz in the electromagnetic spectrum.ALC Automatic Level Cont

G–3Glossaryexciter (1) A circuit that supplies the initial oscillator usedin the driver stage. (2) A transmitter configurationwhich excludes stereo ge

G–4FM10000 User's ManualA B CPAI Power Amplifier CurrentPAV Power Amplifier Voltagepilot A 19–kHz signal used for stereo transmissions.pre-emphas

G–5GlossarySWR Standing-Wave Ratio; on a transmission line, theratio of the maximum voltage to the minimumvoltage or maximum current to the minimumcur

Section 4 – Reference Drawings 4.1 Views ……………………………………………………………. 4-2 4.2 System Block Diagram ………………………………………….. 4-4 4.3 Transmitter Controlle

Getting Acquainted1–1IINFORMATIONSection 1—Getting AcquaintedThis section provides a general description of the FM10000transmitter system and introduc

FM10000 User’s ManualI1–21.1 Your Transmitter PackageThe FM10000 is a highly efficient transmitter package designed to set a new standardin FM transmi

Getting Acquainted1–31.2 Transmitter Package SpecificationsRF Power Output:2500 to 11000 watts continuous with remotecontrolled power adjustRF Drive R

FM10000 User’s ManualI1–41.3 Safety ConsiderationsCrown Broadcast assumes the responsibility for providing you a safe product andsafety guidelines dur

2–1InstallationSection 2—InstallationThis section provides important guidelines for installing yourtransmitter. Review this information carefully for