Re: diode check

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "S & J Young by way of Terry Fritz <twftesla-at-qwest-dot-net>" <youngs-at-konnections-dot-net>

If you do this, be sure the bulb is only about 5 watts.  Cold filaments have
low resistance and could result in too much peak current through the diode
which may be rated for only about .35 amp.
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, August 26, 2002 8:05 AM
Subject: Re: diode check


> Original poster: "Antonio Carlos M. de Queiroz by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <acmq-at-compuland-dot-com.br>
>
> Tesla list wrote:
> >
> > Original poster: "colin.heath4 by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <colin.heath4-at-ntlworld-dot-com>
> >
> > hi ]
> > the best way is to use an insulation resistance tester or megger as they
are
> > known in the uk
> > these output 500 or 1000 volts so are just right for testing high
voltage
> > diodes
>
> Get a regular diode that supports more than 200 V, and connect it in
> series with the diode under test and a low-power 110 V lamp.
> Connect to the assembly to the power line. If the lamp lights up with
> the unknown diode connected in only one direction, the diode is ok.
>
> Antonio Carlos M. de Queiroz
>
>
>
>