Re: [Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-25 Thread Clay Autery
Unfortunately, SOME of us have had our bonding/grounding plans pushed well down in the priority for 2+ years now  Air gap is my only choice right now., Clay E. Autery, Jr. KY5G On 8/24/2022 2:35 PM, Jim Brown wrote: On 8/24/2022 12:10 PM, Bill Mader wrote: A recent article in QEX talked

Re: [Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-24 Thread jerry
On 2022-08-24 12:27, Dr. William J. Schmidt wrote: I worked with a guy at Honeywell who was trained in atmospheric discharges in his graduate work at MIT. *** And I once worked for a little company that made railroad equipment. Our devices sat by the railroad tracks and monitored passing

Re: [Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-24 Thread Jim Brown
On 8/24/2022 12:10 PM, Bill Mader wrote: A recent article in QEX talked about avoiding cable loops (not antennas) in the shack during lightning storms. Although I subscribe to QEX, I haven't seen that piece. HOWEVER -- I strongly concur with W8JI that the best strategy is proper BONDING, not

Re: [Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-24 Thread David Gilbert
Pretty sure I said I had everything disconnected from the K3 except for the RS-232 link to the laptop.   What part of that do you want to contest? And now I disconnect that as well. Dave   AB7E On 8/24/2022 12:10 PM, Bill Mader wrote: Having the laptop charger connected to AC and the KIO3

Re: [Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-24 Thread Dr. William J. Schmidt
Lightning seems to me the topic on all of the groups currently... so we must be in storm season! I worked with a guy at Honeywell who was trained in atmospheric discharges in his graduate work at MIT. I guess Honeywell was looking into survival of military equipment at the time. He knew I

[Elecraft] Subject: Re: [K3] KIO3 failure mode

2022-08-24 Thread Bill Mader
Having the laptop charger connected to AC and the KIO3 connected to the laptop is NOT having everything disconnected, Dave. This has been discussed here numerous times and Elecraft warns us each spring to reduce their revenue while saving us from frustration. A recent article in QEX talked about