SB644 RIT

[JBA]

Hi!
Does anyone have the schematic for the SB644 RIT mod that you could scan for
me?
Thanks,
de Benton wb5twc

 


> -----Original Message-----
> From: Heathkit Owners and Collectors List
> [mailto:HEATH at LISTSERV.TEMPE.GOV]On Behalf Of Robert Schlegel
> Sent: Friday, April 28, 2000 8:10 PM
> To: HEATH at LISTSERV.TEMPE.GOV
> Subject: SB644 RIT
>
>
> I would like to determine the pF value @ 4 volts for the 56-49
> variable cap.
> diode used in the SB644 RIT mod..
>
> Is a substitute available??
>
> Thanks  Bob  N7BH
>
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