I had one and while it didn't produce RFI, it was very sensitive to 160/80 meter RF. In fact, I wasn't able to tame it with any practical amount of ferrite when running high power. But as Tim says, you won't know until you try.
On 8/9/2012 2:35 PM, Tim Tucker wrote: > I tried one of these (probably not the same brand) several years ago in > conjunction with a mini-notebook for doing digital modes in the field. It > produced horrible RFI for me so I eventually gave it away. I guess it's a > YMMV type of deal. > > Tim > > On Thu, Aug 9, 2012 at 12:40 PM, Adrian <vk4...@bigpond.com> wrote: > >> That's great Jim, I also noticed it very immune to rfi and easy to use. >> >> Hey if you spill your drink , coffee etc its no issue, wash it off and >> towel >> it down and keep going even if wet. >> >> Be great for field day/outside use/dxpeditions etc, the buttons respond >> well >> too. >> >> I ordered a spare, as they are such a good deal. >> >> Adrian ... vk4tux >> >> >> -----Original Message----- >> From: Jim Sheldon [mailto:w...@cox.net] >> Sent: Friday, 10 August 2012 4:29 AM >> To: Adrian >> Subject: Rollup rubber keyboard >> >> Hi again Adrian, >> Postman just delivered that cute little rubber roll-up keyboard. Took >> exactly 30 seconds to fall in love with it. Also, even without any >> ferrites >> on it, no RF problems apparent even with the KPA500 running 600+ out on >> RTTY >> and the other one would lock up. I did pick up a whole bunch of type 31 >> snap on ferrites that are about 1.5 inches long and a couple of them killed >> the problem on the little silver KB. This rubber one is going to be great >> as I do a lot of the local hamfests as a demo guy for Elecraft, taking my >> own equipment and showing it off with a tripod mounted homebrew antenna. I >> usually wind up working some pretty decent DX on RTTY or CW during the >> demo's and I never run more than 5 watts out at a hamfest to make sure >> nobody gets an RF burn if they happen to grab the antenna while I'm >> transmitting. >> >> This roll-up KB has a much better feel than I really expected and is really >> easy to type on. I think I'll order 3 more of them to have one for each >> laptop and a spare if one fails. >> >> Thanks for the info. >> >> Jim - W0EB -- Vic, K2VCO Fresno CA http://www.qsl.net/k2vco/ ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
