[Heathkit] SS 866 Replacements typical voltage rise
rbethman
rbethman at comcast.net
Wed Mar 18 23:14:39 EDT 2009
One specific on-line source, thetubestore.com has them in stock at
$29.95 each.
That was the first site that Ask.com threw up when queried with "3B28
vacuum tubes".
If I had six to pack, we'd haggle. <LOL>
Bob - N0DGN
Chris Kepus wrote:
> Who might have spare 3B28s available? I am in need of six to replace the
> 866's in various amp PSU's.
>
> Please reply off list.
> Thanks,
> Chris
> W7JPG
>
> -----Original Message-----
> From: heathkit-bounces at mailman.qth.net
> [mailto:heathkit-bounces at mailman.qth.net] On Behalf Of rbethman
> Sent: Wednesday, March 18, 2009 1:32 PM
> To: heathkit at mailman.qth.net
> Cc: John Hensley
> Subject: Re: [Heathkit] SS 866 Replacements typical voltage rise
>
> John,
>
> I have radios, BIG TXs that now use 3B28s in lieu of the original 866s.
>
> The 3B28s are VERY plentiful, and over 8 years of use I've yet to lose
> one. (Two BC-610s) Neither are they very expensive - UNLESS one
> chooses to purchase from the audiophool crowd!
>
> Bob - N0DGN
>
> John Hensley wrote:
>
>> Can anyone tell me what the typical voltage rise is in an amp where the
>>
> 866 or 3B28 is replaced with a SS plug in rectifier? If anyone has taken
> the time to measure it as well as the current being drawn, could you advise
> what it was?
>
>> TIA, John
>>
>>
>
>
--
Bob - NØDGN
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