[sdiy] 2n3904 transistor matching stats

Pete Hartman pete.hartman at gmail.com
Wed Jun 8 03:00:56 CEST 2016


I haven't noticed, but I haven't done rigorous checking either
On Jun 7, 2016 4:18 PM, "Mike Beauchamp" <list at mikebeauchamp.com> wrote:

> On 06/07/2016 07:12 PM, Pete Hartman wrote:
>
>> I've found that transistors on a tape almost always have very close
>> matching between adjacent devices.  To the point where I only bother to
>> check if I have some other reason to want them to be extra precise (e.g.
>> If I'm building for someone other than myself)
>>
>
> Did you ever notice any that weren't matched?
>
> These were just ordered in a loose bag, so maybe the outliers were from a
> different manufacturing run.
>
> Mike
>
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