• [SSDN] Working On My Old Hammarlund HQ-100 (Part 1)

    From SSDN via rec.radio.amateur.moderate@21:1/5 to All on Sat May 7 03:36:42 2022
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    SolderSmoke Daily News

    Working On My Old Hammarlund HQ-100 (Part 1)

    Posted: 06 May 2022 11:53 AM PDT http://soldersmoke.blogspot.com/2022/05/working-on-my-old-hammarlund-hq-100.html

    I like this old receiver, with all its shortcomings.  I picked it up in the Dominican Republic in 1993 or 1994.  I've been using it on AM with my K2ZA DX-100.   It needed some contact cleaner, and I took the opportunity to
    work on a few of the circuits that were getting kind of decrepit. I came to
    a new understanding of -- and appreciation for -- the Q-multiplier.While os similar vintage, this

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