Forums before death by AOL, social media and spammers... "We can't have nice things"
|    sci.electronics.basics    |    Elementary questions about electronics    |    72,318 messages    |
[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]
|    Message 70,858 of 72,318    |
|    Look165 to All    |
|    Re: component identification please    |
|    27 Dec 18 22:20:15    |
      From: look165@numericable.fr              Just put a .jpg as attached file.              Look165 a écrit le 27/12/2018 à 18:36 :       > Try to test with ohm-meter ; but ways       >       > According to description, it seems to be the old OA something (Ge       > diodes), so 0.3V drop out and the diode-meter doesn't understand (it       > never met such a component).       > If you remove the black paint, you surely will see a cristal with a       > "s" connected to.       > Take care, after removal of the black paint, the semiconductor behaves       > as photosensitive.       >       > Can you post a pix ?       >       > stevwolf58@gmail.com a écrit le 27/12/2018 à 17:48 :       >> I have searched google but cant identify these two components.       >>       >> I think they are Diodes. they look like Diodes, Black with two       >> conductors at either end.       >>       >> 1 Says D1, only this. It has a two symbols on it that are printed at       >> one end that are repeated around the circumference of the component       >> that is mayb 1/8 of and inch thick. It is two solid triangles        >> repeated around the end.       >>       >> E.G. /\ \/ /\ \/ etc.       >>       >> When I put my volt meter on it, assuming that it is a diode and       >> setting my meter to Diode test I get nothing. There are about 4 of       >> them. So I doubt they are all blown if at all. There is no result no       >> matter which way I put the polarity.       >>       >> The Second component also looks like a diode. It is also in the row       >> that has the above components in them.       >>       >> It has sort of a chevron around one end. Repeated in circumference. E.G.       >> <==< <==< . The only identifying mark apears to be the number 22 on it.       >>       >> I tried testing this also but no luck on diode setting.       >>       >> Any ideas.       >>       >> Perhaps if they are diodes the meter does not have enough to get it       >> moving forward. I believe many diodes use about .6 v. before working.       >> I assume that is what the meter is putting out?       >>       >> Thank you.       >>       >              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]
(c) 1994, bbs@darkrealms.ca