[Elecraft] KAT100-1 tweak for 40mtrs?

Eddy k6sdw at yahoo.com
Sun Jul 21 20:44:49 EDT 2013


My newly-built KAT100-1 has been working FB .... very impressed.

However, tuning up into a 50-ohm dummyload I get a 1.2 swr reading on 40 meters while perfect readings from 160 to 10 meters!! This doesn't seem right, I rechecked the dummyload into a different rig and my ICOM 746pro shows .1.0 swr using its internal tuner.

So, I'm thinking I may need to "tweak" one the the KAT100-1 inductors....does this make sense to the K2 experts in the crowd and if so, which inductor? I notice that if I tune down to 6980khz I get the 1.0 reading.

thanks again for the help!

73

Ed


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