Re[Elecraft] ccomended KXV3 wiring
Don Brown
DolfinDon at msn.com
Tue Mar 25 12:20:58 EST 2008
Hi
I don't think a 15 pin Y adapter is going to be useful in connecting a
transverter unless you are also connecting some other peripherals like a PA
or band decoder that require I/O pins in the 15 pin connector in addition to
the 4 pins required for the transverters.
If you are thinking of using the Y adapter to connect several transverters
then you will still need to make up 15 to 9 pin adapters with the proper
pins connected for the transverters. The simplest solution id to make up a 4
wire cable with one 15 pin connector for the K3 and one or more 9 pin
connectors for each transverter daisy chained.
The cable details are shown in the transverter manual for a K2. For the K3
the 9 pin connector is replaced with a 15 pin D type connector and is wired
as described in the K3 manual
Don Brown
KD5NDB
--------------------------------------------------
From: "Phil & Debbie Salas" <dpsalas at tx.rr.com>
Sent: Tuesday, March 25, 2008 11:36 AM
To: <elecraft at mailman.qth.net>
Subject: Re[Elecraft] ccomended KXV3 wiring
> The SVGA Y-adapter I found at Fry's Electronics had all 15 pins wired
> straight across. MAybe I was just lucky.
>
> Phil - AD5X
>
> "Brian Alsop wrote:
>>Be careful. Most VGA cables are missing wire connections to various
>>pins. For example pins 4 and 11 are almost always missing. Pin 9
>>sometimes. I have one cable that has only 9 wires. These are not
>>unimportant pins to many of us. The fact that all pins are sometimes
>>present in the connector, doesn't mean the wires are there.
>>
>>Check out any cable you get with an ohmmeter to make sure the lines you
>>want are present.
>>
>
> There are many ground return connections in the standard SVGA pinout, so
> some of those "wires" may actually be shields. They might also be
> connected together.
>
> This is looking less and less like a good idea..."
>
>
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