Thanks for the clarification. On Tuesday, October 21, 2014 1:48:36 PM UTC-5, I wrote: > > Tube Lore lists 2040 in the RCA section as A.K.A. 1C21. Ira. > > > > On 10/20/2014 4:32 PM, Joe Zatarski wrote: > > thanks, I had the Otis document, but no datasheet for these tubes. I don't > believe they are 1C21, but maybe they are close enough? I think my tubes > say 2040 on them. Also, that article seems to be something current (2008) > whereas this elevator panel is from the 60's or 70's at the latest I think. > Perhaps you meant a different article? > > On Monday, October 20, 2014 4:32:18 PM UTC-5, OrangeGlow wrote: >> >> Here is the Otis document that has the info I've based my work on. Also, >> the 1C21 specs and a newspaper article. These panels ended up as scrap >> because of the ionizing source added to lower the trigger voltage. >> >> Tim Lang has been my supplier of tubes and info. If you search for his >> posts on this list you will probably find more info. >> >> Cheers, >> Tom >> >> On 10/20/2014 11:47 AM, Joe Zatarski wrote: >> > >> https://fbcdn-sphotos-b-a.akamaihd.net/hphotos-ak-xfp1/v/t1.0-9/s720x720/10698438_610527725718483_574889276774171791_n.jpg?oh=19a589987217d977b1bd6405a114aa2a&oe=54BBBAE2&__gda__=1421665936_039f165285dbc97c5c6f11a9c75d96fe >> >> > >> >> -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/2c590330-8c9d-4bcb-943e-fdd65881c162%40googlegroups.com > > <https://groups.google.com/d/msgid/neonixie-l/2c590330-8c9d-4bcb-943e-fdd65881c162%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > >
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