On 6/28/2019 9:37 AM, Paul Christensen wrote:
Looking for input from anyone who has successfully installed a
surge-suppression device on a USB port. I am in the process of repairing a
KIO3B board after a recent thunderstorm.
Paul,
The usual cause of destructive failures like these from
cards. 5000v isolation
(advertised), but it did fail open!
Hank
K4HYJ
-Original Message-
From: elecraft-boun...@mailman.qth.net On
Behalf Of Paul Christensen
Sent: Friday, June 28, 2019 12:37 PM
To: elecraft@mailman.qth.net
Subject: [Elecraft] KIO3B USB Surge Suppressor
Looking for input
Looking for input from anyone who has successfully installed a
surge-suppression device on a USB port. I am in the process of repairing a
KIO3B board after a recent thunderstorm.
The KIO3B uses an ST Microelectronics USBLC6-2 ESD protection device at the
front end of the K3's USB connector.
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