NOAA 19 APT copy… abram, March 6, 2013March 6, 2013 just a copy with a homebrew 2m ground plane antenna on the roof top with the FT-60. pretty surprising results considering the antenna isn’t even tuned for 137MHz. Continue Reading
PT2399 build… abram, May 19, 2012May 20, 2012 this is an older build now, but i wanted to post it while i’ve been on the subject to record the process. believe it or not, i still have some work to do on this one. i used a TL082 as a buffer for the mixing circuit. getting the gain… Continue Reading
LightBox prototype abram, November 3, 2010November 3, 2010 here’s a small battery-powered guitar amp that i’ve constructed from reused parts. the housing is a busted computer power supply (some of which is in the No. 5) as well. i’ve got several options for this little fellow in mind, but, for now, it’s a tiny amp with a mean… Continue Reading
No. 5 speaks. abram, August 8, 2010April 24, 2017 and what a lovely voice it is. even through a Crate speaker (i’m saving the better speakers for when the testing phase is over). overall, i’d say a success for cheap transformers, Radio Shack parts, and a few pieces taken from a busted computer power supply. audio notes: it was… Continue Reading