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MFJ Manuals & User Guides

MFJ Enterprises is a leading manufacturer of amateur radio equipment, electronic components, and ham radio accessories like tuners, antennas, and SWR meters.

Tip: include the full model number printed on your MFJ label for the best match.

MFJ manuals

Апошнія інструкцыі ад manuals+ спецыяльна распрацаваны для гэтага брэнда.

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

Кіраўніцтва карыстальніка
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

Кіраўніцтва па эксплуатацыі
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-1204 USB Radio Interface User Manual

Кіраўніцтва па эксплуатацыі
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 User Manual

Кіраўніцтва па эксплуатацыі
User manual for the MFJ-1204 USB Radio Interface, covering setup, features, radio connection diagrams, jumper configurations, software, troubleshooting, and warranty information for ham radio enthusiasts.

MFJ manuals from online retailers

MFJ-266 Antenna Analyzer User Manual

MFJ-266 • August 14, 2025
Comprehensive user manual for the MFJ-266 Antenna Analyzer, covering setup, operation, maintenance, troubleshooting, and specifications for amateur radio applications.

MFJ-918 1:1 Current Balun Instruction Manual

MFJ-918 • July 7, 2025
The MFJ-918 is a compact, high-performance 1:1 current balun designed for shortwave and HF applications, covering 1.8-30 MHz. It optimizes antenna matching to reduce SWR and improve signal…