VTVM Mod

[Ken Lesniak]

>Group..
>   Back in the mid 70's I built a Heath IM-18 VTVM and shortly there
>after replaced the tubes with the solidstate replacements. I don't
>remember exactly how it happened but later one of them failed. Due to
>the cost of a replacement, I put the oringinal tubes back into the VTVM
>and have been using it that way ever since. Just some trivia.........73.
>
>Gary

Interestingly, this was exactly my experience. I don't recall
how long the solidstate "tubes" lasted, but it wasn't long.

Ken

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