Maybe they were bought out by MFJ ;-) Ron Genovesi N3ETA Sent from my iPhone
> On Feb 25, 2019, at 10:07 PM, Jim Brown <j...@audiosystemsgroup.com> wrote: > > YES! This is a chronic problem with Astron supplies -- I've never seen one > that didn't have this problem! I first discovered and documented this issue > almost 10 years ago. In one supply, the two clam-shell sections of the > chassis were also insulated from each other by paint! This failure could > easily cause instability! > > http://k9yc.com/PowerSupplyBondingAndAudioDistortion.pdf > > 73, Jim K9YC > >> On 2/25/2019 6:24 PM, Bob McGraw K4TAX wrote: >> I have personally found several instances in power supplies I either own or >> have repaired where the green power wire lug is firmly attached by the bolt >> and nut. It however was nicely insulated by the paint!. Visual >> inspection is the best way to determine if an issue exists. Do take time to >> remove the bolt and nut securing the wire lug to the chassis. Clean the >> area to bright shining metal where the lug would come in contact with the >> chassis. Then reattach the green wire and lug with the original nut and >> bolt. > > > ______________________________________________________________ > 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 ______________________________________________________________ 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