
MFTX AM TRANSMITTERS
SRK Electronics
7
2. Overview
The MFTX50, MFTX100, MFTX200, MFTX400 and MFTX600 are 50W, 100W,
200W, 400W and 600W carrier rest AM transmitters designed for continuous
unattended service in MF broadcast applications.
Amongst others, the MFTX transmitters have the following features:
•
5-50W, 10-100W, 20-200W, 40-400W and 60-600W carrier rest power
•
Power efficient design
•
Pseudo frequency agile
•
Electronically balanced professional audio inputs
•
In-built audio processor
•
Over SWR and over temperature protection
•
Loss of audio alarm
•
Automatic recovery from alarm conditions – no user intervention
required
•
Night-time power reduction
•
Alarm tally – records nature and time of up to 4000 alarms
•
Safety interlock input
•
Transmitter OK and audio OK relay outputs
•
Serial remote control port
•
Elapsed operational days counter
•
Unity power factor mains load
•
RF sample port
Содержание MFTX100
Страница 61: ...MFTX AM TRANSMITTERS SRK Electronics 61 12 1Example log sheet TBA...
Страница 66: ...MFTX AM TRANSMITTERS SRK Electronics 66 14 2Block diagrams 14 2 1 MFTX50 100 block diagram...
Страница 67: ...MFTX AM TRANSMITTERS SRK Electronics 67 14 2 2 MFTX200 block diagram...
Страница 68: ...MFTX AM TRANSMITTERS SRK Electronics 68 14 2 3 MFTX400 block diagram...
Страница 69: ...MFTX AM TRANSMITTERS SRK Electronics 69 14 2 4 MFTX600 block diagram...
Страница 75: ...MFTX AM TRANSMITTERS SRK Electronics 75 VGA Variable Gain Amplifier VSWR Voltage Standing Wave Ratio W Watt s...
Страница 76: ...MFTX AM TRANSMITTERS SRK Electronics 76 16 Bill of materials 16 1MFTX50 100 Top level TBA...
Страница 77: ...MFTX AM TRANSMITTERS SRK Electronics 77 16 2MFTX200 Top level TBA...
Страница 78: ...MFTX AM TRANSMITTERS SRK Electronics 78 16 3MFTX400 Top level TBA...
Страница 79: ...MFTX AM TRANSMITTERS SRK Electronics 79 16 4MFTX600 Top level TBA...
Страница 80: ...MFTX AM TRANSMITTERS SRK Electronics 80 16 5Control unit...
Страница 81: ...MFTX AM TRANSMITTERS SRK Electronics 81 16 6RF power amplifier TBA...
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Страница 86: ...MFTX AM TRANSMITTERS SRK Electronics 86 17 Schematics 17 1MFTX100 Overall Schematic TBA...
Страница 87: ...MFTX AM TRANSMITTERS SRK Electronics 87 17 2MFTX200 Overall Schematic TBA...
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Страница 89: ...MFTX AM TRANSMITTERS SRK Electronics 89 17 4MFTX600 Overall Schematic TBA...
Страница 90: ...MFTX AM TRANSMITTERS SRK Electronics 90 17 5Control Unit Schematic...
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Страница 98: ...MFTX AM TRANSMITTERS SRK Electronics 98 17 6RF Power Amplifier Schematic...
Страница 99: ...MFTX AM TRANSMITTERS SRK Electronics 99 18 PCB Layouts TBA...