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MFJ-1775W Rotatable Mini-Dipole 

                                                Instruction Manual 

 

 

1

FULL 12-MONTH WARRANTY 

 

 
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. 

 

1.

 

The purchaser must retain the dated proof-of-purchase (bill of sale, canceled check, credit 

card or money order receipt, etc.) describing the product to establish the validity of the warranty 
claim and submit the original or machine reproduction of such proof of purchase to MFJ 
Enterprises, Inc. at the time of warranty service.  MFJ Enterprises, Inc. shall have the discretion to 
deny warranty without dated proof-of-purchase.  Any evidence of alteration, erasure, of forgery 
shall be cause to void any and all warranty terms immediately. 

 

2.

 

MFJ Enterprises, Inc. agrees to repair or replace at MFJ's option without charge to the 

original owner any defective product provided the product is returned postage prepaid to MFJ 
Enterprises, Inc. with a personal check, cashiers check, or money order for 

$10.00 

covering 

postage and handling. 

 

3.

 

MFJ Enterprises, Inc. will supply replacement parts free of charge for any MFJ product 

under warranty upon request.  A dated proof of purchase and a

 $8.00

 personal check, cashiers 

check, or money order must be provided to cover postage and handling. 

 

4.

 

This warranty is 

NOT

 void for owners who attempt to repair defective units.  Technical 

consultation is available by calling (662) 323-5869. 

 

5.

 

This warranty does not apply to kits sold by or manufactured by MFJ Enterprises, Inc. 

 

6.

 

Wired and tested PC board products are covered by this warranty provided 

only the 

wired and tested PC board product is returned.

  Wired and tested PC boards installed in the 

owner's cabinet or connected to switches, jacks, or cables, etc. sent to MFJ Enterprises, Inc. will be 
returned at the owner's expense unrepaired.   

 

7.

  

Under no circumstances is MFJ Enterprises, Inc. liable for consequential damages to 

person or property by the use of any MFJ products. 

 

8.

 

Out-of-Warranty Service: 

MFJ Enterprises, Inc. will repair any out-of-warranty product 

provided the unit is shipped prepaid.  All repaired units will be shipped COD to the owner.  Repair 
charges will be added to the COD fee unless other arrangements are made. 

 

9.

 

This warranty is given in lieu of any other warranty expressed or implied. 

 

10.

 

MFJ Enterprises, Inc. reserves the right to make changes or improvements in design or 

manufacture without incurring any obligation to install such changes upon any of the products 
previously manufactured. 

 

11.

 

All MFJ products to be serviced in-warranty or out-of-warranty should be addressed to 

MFJ Enterprises, Inc., 300 Industrial Park Rd, Starkville, Mississippi 39759, USA 

and must 

be accompanied by a letter describing the problem in detail along with a copy of your dated proof-
of-purchase and a telephone number. 

 

12.

 

This warranty gives you specific rights, and you may also have other rights, which vary 

from state to state. 

Summary of Contents for MFJ-1775W

Page 1: ...structions 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 C Model MFJ 1775W VERSIO...

Page 2: ...Spoke Caps 45 765 1002 1 x 12 Fiberglass Rod 1 808 1775 12 1 1 8 x 60 AL Tube 2 810 1796 2 40 75 Spokes 4 810 1775W 40 36 75 Spokes 24 810 1798 5 18 75 Spokes 16 810 1775W 18 Loading Coil Assembly 2 1...

Page 3: ...d switching and uses highly efficient end loading with its entire length always radiating Each HF band uses separate efficient end loading coils wound on fiberglass forms with TeflonTM wire and capaci...

Page 4: ...ing protection WARNING Always mount this antenna so that it is out of the reach of adults and children The capacitance elements can cause injury and or severe RF burns Permanent Installation The ideal...

Page 5: ...ts any utility lines Never install an antenna near power lines 1 Be careful while climbing and carrying the antenna It is heavy enough to cause you to lose your balance if it is handled too casually o...

Page 6: ...Pliers for holding the spoke ends as they are trimmed Safety glasses 5 Bolt the balun loosely to the 1 x 12 fiberglass rod using the U bolt set and 20 hardware The nuts will be tightened when the ante...

Page 7: ...ments using a red permanent marker pen NOTE Install the spokes through the rings until they come in contact with the fiberglass rod This will give you about 1 4 of spoke available to slide back out sh...

Page 8: ...ding assembly to the aluminum radiator 15 Double check the tightness of all the hardware you installed and then mount the antenna on the short temporary tuning mast 6 8 feet above the ground 16 Tune t...

Page 9: ...and higher ALL the other bands move higher but only very slightly It is always best to shoot for the lowest end of the range you intend to use and trim in by adjusting the outermost 60 meter loading c...

Page 10: ...frequency Use the chart below to approximate the amount of spoke to be trimmed Trimming only one spoke from the top or bottom results in half the frequency change 60 M 1 trimmed off a pair of spokes...

Page 11: ...equirement of an earth ground safety grounding must still be provided to protect equipment property and persons from the hazards of lighting strikes and other weather related electrical discharges In...

Page 12: ...sealer is the automobile seam sealer commonly sold as coax seal This is a semi pliable black or white sealing compound When installing any coax seal NEVER completely cover the barrel of the coax conne...

Page 13: ...MFJ 1775W Rotatable Mini Dipole Instruction Manual 12...

Page 14: ...MFJ 1775W Rotatable Mini Dipole Instruction Manual 1 NOTES...

Page 15: ...cover postage and handling 4 This warranty is NOT void for owners who attempt to repair defective units Technical consultation is available by calling 662 323 5869 5 This warranty does not apply to k...

Page 16: ...MFJ 1775W Manual Version 1D Printed In U S A 300 Industrial Park Road Starkville MS 39759 MFJ ENTERPRISES INC...

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