I've just been talking about copying CW in my head, but clearly I can't do arithmetic in my head!
We both stumbled, Rob. 1/32" = 0.01325" = 0.8 mm Thanks for catching it. Ron -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Rob May Sent: Wednesday, March 26, 2008 12:30 PM To: elecraft@mailman.qth.net Subject: RE: [Elecraft] K3 Board Flex 1/32" = .08mm 3 mm = 1/8" approximately I hope the flex is 1/32" and not 3mm, that's a lot! Rob NV5E /waiting for my K3 and reading all the posts > From: [EMAIL PROTECTED] > To: [EMAIL PROTECTED]; elecraft@mailman.qth.net > Subject: RE: [Elecraft] K3 Board Flex > Date: Wed, 26 Mar 2008 09:50:41 -0700 > CC: > > Actually it has been both acknowledged Wayne and documented. Doug > reported it on the support reflector and several others immediately > investigated, including myself. > > Many, including myself, couldn't see the flex Doug found at first, > looking at the front panel almost straight on as when the K3 is being > operated. > > When I got up close, looking at the buttons obliquely from the top > like Don did, I can see some movement when pressing the top row of > buttons on the panel. > > I measured the amount of flex. At the point of maximum flex, the board > moves about 1/32" of an inch (roughly 3 mm). The board is securely > held in place, but the nearest supports are points about 2.5 inches > below and almost 3 inches to the side of the A/B button. > > That amount of movement wasn't enough to concern me at all. I'm not > aware of the button movement when operating the rig. I've seen boards > in aircraft systems that flexed at least that much with the vibration > inherent in flight, hour after hour, year after year, with no > deleterious effects. > > Still, Doug noticed it in his K3 and came up with a solution in true > Ham style that works for him. But, like many things, it's more like a > matter of personal preference than anything else. > > I certainly don't consider it a defect in the K3. > > Ron AC7AC > _________________________________________________________________ Watch "Cause Effect," a show about real people making a real difference. Learn more. http://im.live.com/Messenger/IM/MTV/?source=text_watchcause_________________ ______________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
