If I recall, the 2n 3904 is an NPN transistor of the same size package and rating as the 3906. You need a PNP not a NPN. Ken
At 02:50 PM 8/17/01 -0400, you wrote: >The 2N3906 is the PNP equilavent to the 2N3904. It is a switching >transistor, small signal. Radio Shack usually carries them as they are a >very general purpose transistor in a to92 case. If you need max voltage, >current, hfe and so forth I can look it up. > >Marshall > >Wayne Fugitt wrote: > >> Evening Gaston and Bob, >> >> >Do you mean 0.063 " instead of 0.63 " concerning the wire size # 14 ? >> >The 1/2" diameter seems to be large. Must be a typo error. >> > >> >The table seems to indicate 0.063 " >> >> Yes, my wire is .063. >> >> I think Bob does that just to see if we are awake or not...... >> >> At one time, I had the cir mills memorized from #8 to 20 ga. That >> was a long time ago. >> Also had most of the good formulas programmed into my hp15 C. I >> still use them, infrequently. >> >> If sure helps when taking test just to go ahead and memorize all the >> stuff instead of having to look at charts and tables. >> >> By the way, can someone offer more info on the 3906 >> transistors. Maybe brand or some other number. >> >> My supply house cannot cross reference the 3906 to see if they have >> one or a substitute. >> >> -- >> The silver-list is a moderated forum for discussion of colloidal silver. >> >> To join or quit silver-list or silver-digest send an e-mail message to: >> [email protected] -or- [email protected] >> with the word subscribe or unsubscribe in the SUBJECT line. >> >> To post, address your message to: [email protected] >> Silver-list archive: http://escribe.com/health/thesilverlist/index.html >> List maintainer: Mike Devour <[email protected]> > >
