MFJ MFJ-561K Manual Download Page 2

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MFJ-561K

Travel Iambic Paddle Kit

surfaces to be connected are hot. Then, feed the solder around the lead causing
the solder to wick up, wetting all exposed surfaces.

Desoldering Tips:

If you make a mistake in soldering and need to correct a

step, follow these instructions carefully. First, grasp the part to be removed with
a pair of hemostats or needle-nose pliers. Heat the solder joint until the solder
loosens and pull gently. The lead should then be able to be extracted. Repeat
this process for any other bad connections.

PARTS LIST

Your kit should contain all of the parts listed below. Please identify and
inventory each part on the checklist before you start building. If any parts are
missing or damaged, refer to the manual’s warranty section for replacement
instructions.

;

Qty

Part Description

Part Number

1 Paddle

Base

738-0561

1 Paddle

735-0561

Phillips Head Screws

654-0250S

Solder Lugs (Aluminum Tabs)

720D-0621L

2 Washers

714-0631

2 Shoulder

Washers

7145-0421N

3 Kep

Nuts

705-0440-K

Open-end 3.5 mm Stereo Cable

620-8005

1 Spacer

715B-0500S

6 Rubber

Feet

770-1162

1 Wire

Tie

745-2149

Summary of Contents for MFJ-561K

Page 1: ...put BEFORE YOU START BUILDING Construction Area Kit construction requires a clean smooth and well lighted area where you can easily organize and handle small parts without losing them An inexpensive sheet of white poster board makes an excellent construction surface while providing protection for the underlying table or desk Good overhead lighting is a plus and a supplemental high intensity desk l...

Page 2: ...be able to be extracted Repeat this process for any other bad connections PARTS LIST Your kit should contain all of the parts listed below Please identify and inventory each part on the checklist before you start building If any parts are missing or damaged refer to the manual s warranty section for replacement instructions Qty Part Description Part Number 1 Paddle Base 738 0561 1 Paddle 735 0561 ...

Page 3: ...he hole from the inside out On the outside of paddle place a washer a solder lug and then a kep nut on the screw Be sure to tighten it with the solder lug facing away from the arms of the paddle parallel to where the base goes see Figure 1 3 Repeat steps 1 and 2 for the other side Make sure that the solder lugs are not in contact with the paddle The washers are provided to insulate the screw solde...

Page 4: ... see Figure 2 and 4 Be certain that all screws and nuts are tight before proceeding Make sure there is a small gap between the spacer and the screw heads Figure 2 Spacer Base Paddle Arm Rubber Foot The next steps require soldering For tips on soldering refer to BEFORE YOU START BUILDING portion of the manual Caution When heated soldering irons and solder can seriously burn anything they contact 5 ...

Page 5: ...corresponds to the tip through the upper hole the ring through the bottom hole and the common to the solder lug located on the base 9 Solder the common wire to the solder lug on the bottom of the base and let cool 10 Flip the paddle back right side up and pull each wire to the corresponding solder lug on either side of the paddle 11 Solder the wires one at a time to the corresponding solder lugs o...

Page 6: ...see steps 4 10 and Figures 3 and 4 Make sure the 3 5 mm jack is plugged correctly in your keyer or rig and that the keyer or rig is properly turned on Be sure that there is a gap between the spacer and the screw heads Make sure that the shoulder washer is completely inside the hole on the paddle and the washer is flush with the paddle If none of these steps help go back through the assembly instru...

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