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MFJ MFJ-940B User Manual

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MFJ MFJ-940B Specifications

General IconGeneral
TypeAntenna Tuner
Power Handling300 Watts
Frequency Range1.8-30 MHz
Tuning MethodManual
Antenna SelectorNo
SWR ReductionYes
ConnectorsSO-239
MeterSWR / Power Meter
CapacitorVariable

Summary

Introduction

The SWR/Wattmeter

Explains the SWR/Wattmeter functions and usage for power and SWR readings.

Installation Guide

Details the physical connection and setup of the tuner with transmitter and antennas.

Operation

Tuning Procedure

Step-by-step guide to tune the transmitter and tuner for minimum SWR.

Final Adjustments and Power

Covers final SWR sensitivity, power readings, and high-power operation.

Additional Notes and Cautions

Safety and Operational Warnings

Key warnings about power limits, switch operation, and recalibration.

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