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From: John Larkin <jjSNIPlarkin@highNONOlandtechnology.com>
Newsgroups: sci.electronics.design
Subject: Re: Anyone have an L14C2 phototransistor kicking around?
Date: Thu, 02 May 2024 07:18:24 -0700
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On Thu, 02 May 2024 09:42:50 -0400, Steve Goldstein
<sgoldHAM@alum.mit.edu> wrote:

>On Wed, 01 May 2024 12:56:14 -0700, john larkin <jl@650pot.com> wrote:
>
>>On Wed, 01 May 2024 12:53:24 -0400, Steve Goldstein
>><sgoldHAM@alum.mit.edu> wrote:
>>
>>>I can find L14P2 (10us risetime) but not L14C2 (5us risetime).  Does
>>>anyone have a spare kicking around?  I'm in Massachusetts, USA.
>>>
>>>There are no capitalized pork products in my email address.
>>>
>>>Steve
>>
>>ebay has some.
>
>John, 
>
>Thanks for posting your parts availability.  I'll have a look through
>and compare datasheets to the L14C2 to see if any of them might be
>appropriate.
>
>This is for an old (1980s, I guess) camera shutter-speed tester to
>which I'd like to add a remote sensor to make it easier to use for
>some types of camera equipment.  I know nothing about the  unit's
>operation and don't want to rip apart my working one (it's held
>together internall with hot glue) to figure out how it works.  All I
>know is that someone else used an L14C2 for this modification some
>years ago, it worked, and he documented it online.
>
>The L14C2s on ebay are quite pricey.  A (much cheaper) L14P2 arrived
>yesterday, perhaps the difference in rise/fall won't matter.

Shutter speeds are, what, milliseconds? 

If you don't need the TO5 package, plastic parts are cheap. Mouser has
hundreds in the 30 cent range.

Better yet, design something new.