[HomeBrew] Less costly way to replace a 6C10 for my Station monitor?

[Ian Wilson]

Hmm .. looking at prices on eBay, you can get a tested 6C10 for less than a
pair
of 12AX7's. So I don't think it's going to be worth the trouble of trying
to shoehorn
something into the HO-xx.

73, ian K3IMW

On Sat, Jan 12, 2019 at 9:20 AM Ian Wilson <ianmwilson73 at gmail.com> wrote:

> Apart from capacitances, the triodes in the 6C10 are identical to one-half
> of a 12AX7. Unfortunately you would need 2 of these (wasting 1 triode)
> to replace a 6C10, plus the hassle of making an adaptor.
>
> There may be a submini high-mu triode; that would work better from an
> available space point of view.
>
> 73, ian K3IMW
>
> On Thu, Jan 10, 2019 at 7:39 AM Ray LaRue <w4byg at att.net> wrote:
>
>> ** Please do NOT cross-post messages when posting to HOMEBREW **
>>
>> I need to replace the triple triode, 6C10, in my old heath HO-10 station
>> monitor.  But with prices $50 and upwards to $120 each, I'm not inclined
>> to feed that monster.  (It seems the same tube is used in some
>> guitar/bass tube amplifiers and enthusiast for such, are willing to pay
>> that kind of money for replacements).
>>
>> Being from the old-timers ham community (meaning cheap), I'm inclined to
>> make a small adapter to plug in on top of the chassis, consisting of two
>> inexpensive dual triodes, not using the second side of the second tube.
>>
>> Not also inclined to "reinvent the wheel", I wonder if anyone has
>> already done this that I could gain from their experience?
>>
>> Your attention is appreciated.
>> Ray, W4BYG
>>
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