need to identify diode

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eckhard_i
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Joined: Sat Aug 04, 2018 9:31 am

need to identify diode

Post by eckhard_i » Fri Oct 26, 2018 11:56 am

hello i try to build a crystal radio and salvaged a diode from an old radio. i am still new to radio, can anyone identify this diode and tell if it is ok for crystal radio please?
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aurgathor
Posts: 33
Joined: Wed Apr 25, 2018 8:14 am

Re: need to identify diode

Post by aurgathor » Mon Nov 05, 2018 5:23 pm

You may want to find a forum about "Hardware Defined Radios"..... :idea:


In any case, here is one relevant link that should get you started: http://www.techlib.com/electronics/crystal.html

EddieMac74
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Re: need to identify diode

Post by EddieMac74 » Tue Nov 06, 2018 8:08 am

That looks to me like a Zener Diode (because of the light blue band). The black band may be perhaps tolerance value?

dickerson
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Re: need to identify diode

Post by dickerson » Mon Nov 19, 2018 11:58 am

Me too :) @EddieMac

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