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Related Manuals for MFJ MFJ-4416B
Summary of Contents for MFJ MFJ-4416B
- Page 1 Model MFJ-4416B INSTRUCTION MANUAL CAUTION: Read All Instructions Before Operating Equipment MFJ ENTERPRISES, INC. 300 Industrial Park Road Starkville, MS 39759 USA Tel: 662-323-5869 Fax: 662-323-6551 COPYRIGHT 2006 MFJ ENTERPRISES, INC. VERSION 1A...
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Page 2: Table Of Contents
________________________________________________________________ MFJ-4416B Super Battery Booster Instruction and Technical Manual TABLE OF CONTENTS TOPIC PAGE 1. TABLE OF CONTENTS 2. LIST OF FIGURES AND TABLES 3. INTRODUCTION AND FEATURES 4. TYPICAL SPECIFICATIONS 5. SYSTEM CONTROLS AND INDICATORS TOP INPUTS AND OUTPUTS b. -
Page 3: Introduction And Features
Selectable Minimum Input Voltage: You have the choice of the minimum input voltage the MFJ-4416B will operate on. Set from the factory at 10 volts you can select 9 or 11 volts. This keeps you from possibly over discharging your battery and damaging it. -
Page 4: Typical Specifications
MFJ-4416B Super Battery Booster Instruction and Technical Manual RUGGED CONSTRUCTION - Attractive all-metal cabinet, conservative component selections ensure solid performance for years to come. Fully covered by MFJ’s “No Matter What” one year limited warranty. TYPICAL SPECIFICATIONS Output Current…………………………25 Amps Peak Output Voltage …………………………13.8 Volts at 9-13.8 volts input. -
Page 5: System Controls And Indicators
________________________________________________________________ MFJ-4416B Super Battery Booster Instruction and Technical Manual SYSTEM CONTROLS AND INDICATORS Top Inputs and Outputs: Figure 1: MFJ-4416B Top Inputs and Outputs 1. 5-Way High Power Binding Post Negative Input. 2. Anderson PowerPole Negative Input. 3. Anderson PowerPole Positive Input. - Page 6 3. Low Battery LED: The LED Illuminates the low voltage trip threshold has been crossed. If the latching feature is enabled the MFJ-4416B must be removed from the input voltage source and allowed to discharge to reset the cutout.
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Page 7: Internal Header And Voltage Control
Instruction and Technical Manual INTERNAL HEADER AND CONTROL Figure 4: MFJ-4416B Internal Header and Voltage Control Input Voltage Cutout: This is where you set the input voltage cutout. Default is 10 volts when jumpered across 3-4. To set the cutout at 11 volts move this jumper to 5-6. -
Page 8: Theory Of Operation
Instruction and Technical Manual THEORY OF OPERATION Figure 5: MFJ-4416B Block Diagram Refer to Figure 3 and the schematic Figure 6 for the discussion of the theory of operation. The input voltage passes through an input filter consisting of L3 and three 4700 uf capacitors. -
Page 9: Typical Efficiency
RF is sensed then the switch consisting of Q7 and Q6 turn on to take the Enable Input of the regulator IC low turning it on. The last section of the MFJ-4416B is the Low Voltage Detection circuit. This circuit uses on of three selectable voltage dividing resistors to sample the input voltage. -
Page 10: In Case Of Difficulty
4. Plug the output of the MFJ-4416B into your radio and then attach the input to your battery. 5. You are now ready to operate. If not using the RF sensed switching, depress the enable switch. -
Page 11: Figure 6 Schematic Diagram
________________________________________________________________ MFJ-4416B Super Battery Booster Instruction and Technical Manual Figure 6: Schematic Diagram... - Page 12 ONTH ARRANTY MFJ Enterprises, Inc. warrants to the original owner of this product, if manufactured by MFJ Enterprises, Inc. and purchased from an authorized dealer or directly from MFJ Enterprises, Inc. to be free from defects in material and workmanship for a period of 12 months from date of purchase provided the following terms of this warranty are satisfied.
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