[Elecraft] KXPD2 - Iambic B
Bob McGraw K4TAX
rmcgraw at blomand.net
Fri Sep 22 13:07:03 EDT 2017
The numbers I use for spacing and pressure for all of my keys, single
lever paddle, dual lever paddle and straight keys are as follows.
Contact spacing is adjusted with an automotive type or machinist type
feeler gauge to .005" or 0.13mm
The pressure to close the contact, measured at the tip of the level is
20 to 30 grams measure with a push type spring scale.
All of my keys are adjusted accordingly. Thus changing from one to
another is not an issue.
73
Bob, K4TAX
On 9/22/2017 10:05 AM, Brian Hunt wrote:
> I initially had a similar problem - KXPD2 failing to key dahs properly/reliably. The main reason was the contact spacing was too close. I like a light touch and close spacing. I spent quite a bit of time adjusting the pivot pin play using the small allen wrench provided. You want them tight enough to not allow the paddle to "wobble" but not so tight that it binds. Once those adjustments are made, set the contact spacing where you like it but wide enough for the "swing" needed to make reliable contact. You can also use a small strip of stiff paper slid between the contacts to clear out any dust or corrosion.
>
> 73,
> Brian, K0DTJ
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