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a document of a plodding mind

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Tag: el84

inside an EL84…

Posted on May 26, 2013 by abram

a close-up picture of the guts of a JJ EL84 with all it’s grids exposed. such a seemingly odd and fascinating device.

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5W single-ended EL84 amp (before)

Posted on November 22, 2012 by abram

insides of a Fender 15B solid-state bass amp that i gutted and converted into a simple tube circuit. i constructed this several years ago, and it’s not been very functional as of late. it definitely needs a better chassis ground, and i’d like to add in a switch for triode/pentode operation as well as a…

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about

Abram Morphew is an electrical engineer, bedroom musician, composer, naturalist, and amateur scientist. I play music in the the binary marketing show. This blog is a catalog of stuff that I make or bits of information that I think could prove useful later on when memory fails me.

 

I currently hold an Extra Class Amateur Radio Operator license and transmit on the air as K2NXF.

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