MFJ -1768 Instruction Manual

MFJ -1768 Instruction Manual

Dual band yagi
Hide thumbs Also See for MFJ-1768:

Advertisement

MFJ-1768 Dual Band Yagi

Table of Contents

Introduction ..................................................................................................................... 2
Choosing a Location for the Antenna.............................................................................. 2
Tools and Time Requirements......................................................................................... 3
MFJ-1768 Parts List ........................................................................................................ 3
Safety Precautions ........................................................................................................... 3
Assembly and Installation ............................................................................................... 4
Tuning.............................................................................................................................. 7
Grounding Considerations............................................................................................... 7
Maintenance .................................................................................................................... 8
Technical Assistance ....................................................................................................... 8
MFJ-1768
Instruction Manual
1
Instruction Manual

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MFJ-1768 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for MFJ MFJ-1768

  • Page 1: Table Of Contents

    Instruction Manual Table of Contents Introduction ........................2 Choosing a Location for the Antenna................2 Tools and Time Requirements..................3 MFJ-1768 Parts List ......................3 Safety Precautions ......................3 Assembly and Installation ....................4 Tuning..........................7 Grounding Considerations....................7 Maintenance ........................8...
  • Page 2: Introduction

    The operating frequency of this antenna is used only in line of site communication. For that reason it is best to mount the MFJ-1768 on a rotor and be able to orient its major lobe toward the desired location and obtain maximum performance.
  • Page 3: Tools And Time Requirements

    - Temporary mast and a table, or flat ground MFJ-1768 Parts List The MFJ-1768 parts and hardware are stainless steel, aluminum, or non-corrosive material. As you unpack your antenna you should find the following list: [ ] One bundle of long elements for the two meter band...
  • Page 4: Assembly And Installation

    MFJ-1768 Dual Band Yagi Instruction Manual - Keep this antenna out of reach of adults, children, and animals. Any contact with this antenna while transmitting will cause severe RF burns, and voltages that KILL. - Never place this antenna close to electric power lines or utility wires.
  • Page 5 MFJ-1768 Dual Band Yagi Instruction Manual [ ] One bundle of short elements for the 440 MHz band (eight of them) GROUP 2 - Two 6 3/8" x 1/4" short tubes - Two 11 3/8" long........D......Red - One 11 1/2" long.........E......Yellow - One 11 7/8"...
  • Page 6 MFJ-1768 Dual Band Yagi Instruction Manual FIGURE 3 Refer to figure 4 and figure 5 and start the assembly of the parasitic elements 6- Assemble one push nut on each of the parasitic elements of both groups (labeled A-H) using the provided tool.
  • Page 7: Tuning

    Hold it in place using either electric tape or black cable ties Tuning The MFJ-1768 is pre-tuned on both bands, additional tuning is not required. The antenna bandwidth is very wide, it covers the entire 2 meter and 70 centimeter band with an SWR less than 2:1.
  • Page 8: Maintenance

    You can also send questions by mail to MFJ Enterprises, INC., PO. Box 494, Mississippi State, MS 39762; by FAX to 601-323-6551 or on Compuserve at 76206.1763@Compuserve.com. Send a complete description of your problem, an explanation of exactly how you are using your unit and a complete description of your station.
  • Page 9 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.

Table of Contents