[Kenwood] Re: T599/R599 Transceive Interconnection Cable

[Ron & Madhavi]

Now this is Amateur Radio! Good work Joe!

73,
Ron
----- Original Message ----- 
From: "Joe LeKostaj" <k9ly@arrl.net>
To: <kenwood@mailman.qth.net>
Sent: Thursday, August 14, 2003 10:16 AM
Subject: [Kenwood] Re: T599/R599 Transceive Interconnection Cable


> Hello. If you need the interconnection cable, you might try the 
> homebrew instructions below. A substitute connector is made from a 
> bit of printed circuit board stock and solid copper wire. Send me an 
> email for a PDF showing the connector pinout. If you come up with any 
> other ideas, please post them here!
> 
> 73,
> Joe K9LY
> 
> 
> Homebrew interconnect cable for Kenwood T599/R599
> 
> You will need the following to make a 2-foot interconnect cable:
> 1) some copper-clad 1/16 inch glass epoxy printed circuit board 
> material (single or double sided copper both OK)
> 2) about a foot of 14 gauge solid copper wire
> 3) about 8 feet of hookup wire (22 gauge stranded suggested)
> 4) about 10 feet of RG-174 coax cable
> 5) X-Acto knife or Dremel toool with grinding bit
> 6) wiring diagram (send email for diagram)
> 
> 
> 
> 1) Cut out two pieces of printed circuit board material which are 
> about the same size as the connector on the back of the T599/R599.
> 
> 2) Drill holes in the board with the same spacing as the connector 
> pins. Make the holes a snug fit for 14 gauge solid copper wire. 
> Connection is made to only 10 of the 16 connector pins, so only 10 
> holes need to be drilled. However, it's easy to simply drill all 16 
> holes and be sure you've got all the ones you need.
> 
> 3) Using an X-Acto knife or Dremel tool, cut away a small strip of 
> copper foil between each hole in order to make isolated pads. If the 
> board has copper on both sides, make isolated pads on both sides.
> 
> 4) Insert a 1/2 inch length of copper wire into each hole which needs 
> a connector pin (see wiring diagram) and solder it to the copper 
> foil. Leave about 1/8 inch exposed on one side and 5/16 inch on the 
> other. If the board has copper on both sides, solder on both sides 
> for added strength. Use your judgment to determine how long the wires 
> must be to enter the connectors on the T599/R599.
> 
> 5) Solder the hookup wire and coax cable to the 1/8 inch end of the 
> homemade header connectors according to the accompanying drawing.
> 
> 6) Double-check your wiring before connecting the cable to your 
> equipment. Make sure there are no solder shorts between the isolated 
> copper pads. Check for continuity from end-to-end.
> 
> 
> Good luck!
> 
> 73,
> Joe  K9LY
> - - -
> 
> Your moderator for this list is:
> Larry Wilson KE1HZ kenwood-owner@mailman.qth.net
> 
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