I use the technique with the rubber band and change filter board in 5 minutes from I start to unscrew the first screw of the top cover. 73 de Hal/la4xx K1 2929
On 14-07-23 19:12, Mike Morrow <[email protected]> wrote: > > >> Changing band modules is a special pain for me > >> because installed the onboard tuner (which is > >> rarely used) into my K//1/ > > > The band module resides under the ATU board making > > such changes something not done without some > > strong motive. > > Tom/N0SS described 14 years ago a simple technique that > makes a filter board change when the KAT1 is installed > much easier. He cut two segments from a thin rubber band > and placed them inside the spacers that separate the KAT1 > and KFL1. He threaded the screw coming out below the KAT1 > PCB into each spacer with rubber strip in it. That keeps > the otherwise loose spacers in place on the screw threads > as the screws are turned during KAT1 removal/replacement > for subsequent KFL1 swaps. > > The K1 MCU remembers the frequency display calibration for > each band that was set by OFS, using a new KFL1 requires only > loosening the two KAT1 PCB screws, removing the KAT1 (the > KAT1-KFL1 spacers will now remain on the screw threads as the > KAT1 is pulled off), swapping the KFL1, replacing the KAT1, > installing the K1 top cover, and assigning b1 and b2 to the > new bands. > > OK...so it's *still* a bit of a pain. But not having to mess > with those two PCB spacers below the KAT1 is *major* improvement! > > Mike / KK5F > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] <[email protected]> > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
