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notes to self

a document of a plodding mind

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Author: abram

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the final layout

abram Posted on 2009-06-222017-08-31

She’s big and bulky, but you can’t ask for too much when you’re dealing with pre-printed PC boards. The 22k resistor in the gain path makes for extremely high outputContinue readingthe final layout

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the first of four…

abram Posted on 2009-06-182009-06-22

This was my first attempt at building the circuit on the PC board. Unfortunately, I think I’m going to have to get a different board since this one isn’t quiteContinue readingthe first of four…

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two ears. two channels.

abram Posted on 2009-06-162009-06-22

Double the circuit for stereo. This is a breadboard representation of a single “channel.” Each channel will have its separate PCB with controls. This one lacks a volume pot, butContinue readingtwo ears. two channels.

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exploring the LM386…

abram Posted on 2009-06-142016-08-22

In my attempts to recently mod a Peavey Classic 30, I’ve been researching audio amplification like a demented mad scientist scheming to destroy the world. I’ve understood the conceptual modelContinue readingexploring the LM386…

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it’s bigger than you think

abram Posted on 2009-03-012009-10-26

Eventually, I was indeed able to stumble my way in the dark to Hotel Venecia without having to sleep outside. The next day I decided to attempt to make myContinue readingit’s bigger than you think

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an introduction to Ometepe

abram Posted on 2009-02-242009-10-26

I arrived via the ferry that runs from San Jorge to Moyogalpa, the principal port town on the larger of the two islands. As I was heading over on theContinue readingan introduction to Ometepe

Posted on 2009-02-172026-03-18
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touchdown

Having landed at Managua’s International Airport, I’ve been fortunate enough to make my way to Masaya. My anxiety levels dropped about ten fold after a short walk around downtown evenContinue readingtouchdown

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you dug your own grave

abram Posted on 2009-01-292025-12-24

Indeed, I have.

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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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