MFJ Manuals & User Guides

MFJ-249D HF VHF SWR Analyzer Instruction Manual

September 17, 2022

HF/VHF SWR Analyzer Model MFJ-249D INSTRUCTION MANUAL CAUTION: Read All Instructions Before Operating Equipment INTRODUCTION Attention: Read Section-2.0 before attempting to use your analyzer. Incorrect power supply voltages or excessive…

MFJ-933C High-Efficiency Magnetic Loop Tuner Instruction Manual

June 3, 2022

933C High-Efficiency Magnetic Loop Tuner Instruction Manual MFJ Enterprises, Inc. 300 Industrial Park Rd. Starkville, MS 39759 P: (662) 323-5869 F: (662) 323-6551 DISCLAIMER The information in this manual is…

MFJ-1205 DigiLINK USB Radio Interface Instruction Manual

June 2, 2022

MFJ-1205 DigiLINK USB Radio Interface DISCLAIMER The information in this manual is for user purposes only and is not intended to supersede information contained in customer regulations, technical manuals or…

MFJ-918 1:1 Current Balun: Installation and Operation Manual

Instruction Manual

Detailed instruction manual for the MFJ-918 1:1 current balun, covering its features, installation steps, and important safety warnings for amateur radio operators.

MFJ-2982 Feather-Lite 80-6 Meter Vertical Antenna: Installation and Tuning Guide

Installation Guide

Comprehensive guide for installing and tuning the MFJ-2982 Feather-Lite 80-6 Meter Vertical Antenna. Includes parts list, setup instructions, mounting hardware details, and troubleshooting tips for amateur radio operators.

MFJ-422D/422DX Electronic Keyer Paddle Instruction Manual

Instruction Manual

This manual provides detailed instructions for the MFJ-422D and MFJ-422DX Electronic Keyer Paddle. It covers setup, control functions, installation, connections, operation, Morse code charts, and jumper settings for amateur radio…

MFJ-422E/422EX Electronic Keyer Paddle with Memory Instruction Manual

Instruction Manual

Instruction manual for the MFJ-422E/422EX Electronic Keyer Paddle with Memory, detailing its features, operation, installation, and troubleshooting for amateur radio enthusiasts.

MFJ-927 Remote Intellituner Automatic Antenna Tuner Instruction Manual

Instruction Manual

Optimize your amateur radio setup with the MFJ-927 Remote Intellituner Automatic Antenna Tuner. This comprehensive instruction manual guides you through installation, operation, advanced features, and safety precautions.

MFJ-721 Audio Filter User Manual - Installation and Operation Guide

User Manual

Comprehensive user manual for the MFJ-721 Audio Filter, detailing installation, operation modes (SSB, CW), selectivity settings, and technical specifications. Includes schematic and component information for amateur radio enthusiasts.

MFJ SWR-584B HF/VHF SWR Analyzer Instruction Manual

Instruction Manual

This document provides detailed instructions and operational guidance for the MFJ SWR-584B HF/VHF SWR Analyzer, a versatile tool for radio frequency impedance measurements and antenna testing.

MFJ 2017 Ham Catalog: Antenna Tuners and Radio Accessories

catalog

Explore the MFJ 2017 Ham Catalog, featuring a comprehensive range of high-performance antenna tuners, SWR meters, analyzers, power supplies, and essential ham radio accessories from MFJ Enterprises.

MFJ-1104 Mini 4-Way Fused DC Power Distribution Unit - MFJ Enterprises

Technical Specification

Detailed information on the MFJ-1104 Mini 4-Way Fused DC Power Distribution Unit, including product specifications, usage guide, technical support contacts, and the 12-month limited warranty from MFJ Enterprises.

MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner Instruction Manual

Instruction Manual

This instruction manual provides comprehensive guidance for the MFJ-939 Plug&Play IntelliTuner™ Automatic Antenna Tuner. It is designed to help amateur radio enthusiasts install, configure, and operate the tuner with various…

MFJ-1204 USB Radio Interface User Manual

Instruction Manual

This user manual provides comprehensive instructions for setting up, connecting, and operating the MFJ-1204 USB Radio Interface for ham radio digital communication. It covers features, radio and computer connections, software…

MFJ-1204 USB Radio Interface Instruction Manual - Connect Your Radio to Computer

Instruction Manual

Comprehensive user manual for the MFJ-1204 USB Radio Interface, detailing setup, connection, configuration, and troubleshooting for Ham Radio digital modes.