sb102 - Drive Belts

[ALLEN, KJ6XH]

Hello Mark & Group,

Mark, what is the number of this HW-101 Heath bulletin?
Where can I find it online?

Thanks,  Allen

Mark Johnson/Ontario/IBM wrote:

> Chris., Re SB-102 drive  belts. ...Be careful the belts don't put too much
> strain on the variable capacitors. This is a real problem with the final
> tuning cap (LOAD) as the shaft  is long enough that you get a real
> "leverage" effect going and it can actually bend the shaft and cause the
> plates to short. I use dial string. Its  a pain to do, but its much less
> tension. I have a copy of a heath bulletin for HW-101's that actually has
> you replace the drive belt with dial string...I had this problem on an
> SB-101. The final load cap was shorted due to a drive belt.........Good
> luck....
>
> Mark V. Johnson
> VE3DJU

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