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mr vacuum tube

A nice electronics blog.

I produced an index with my index tool.


16-Apr-2010 68 dB bi-directional IF Gain stage and SSB filter using 4 MHz CPU crystals
15-Apr-2010 building an SSB transceiver from scratch, step 1: testing surplus CPU crystals
10-Apr-2010 Design your own vacuum tube audio amplifier.
19-Mar-2010 Accepted and final draft submitted to Trans. on AP-S: A Through-Dielectric Radar Imaging System
27-Feb-2010 a low-cost MOSTFET CW RF power amplifier, using an IRF710 power mosfet
21-Feb-2010 getting back to basics, build a shortwave radio using only 2N4124's (NPN BJT's) and one 2N3906 (PNP BJT)
13-Feb-2010 Portable Tube Preamp
8-Feb-2010 a synthetic aperture radar image of my Cannondale M300 bicycle
6-Feb-2010 Working on SAR imaging
24-Jan-2010 I'm making a transistor radio from scratch using only 2N4124's
12-Jan-2010 video of the Olympic 6-606, a 1946 retro boom box in action
7-Jan-2010 There exists another Colin B. Kennedy Model 20B
4-Jan-2010 Olympic model 6-606 portable tube radio, now running off batteries, and playing a vintage playlist off of an ipod
2-Jan-2010 1946 Olympic Model 6-606 portable tube radio, restoration complete, with IPOD doc
31-Dec-2009 Glory Days: my high school science fair project
27-Dec-2009 1901 tabulation machine
17-Dec-2009 Update: Olympic model 6-606
13-Dec-2009 restoration of an Olympic Model 6-606, a 1946 portable tube radio
6-Dec-2009 From Motor City to Maker City, Maker Faire comes to Detroit!
5-Dec-2009 details of Zenith K725 restoration are now posted online
2-Dec-2009 Restoration Complete! Zenith Model K725, Chassis 7K01
15-Nov-2009 Zenith, model K725, mfgr: feb 22, 1954
1-Nov-2009 Robot Halloween Costume
26-Oct-2009 separating the phased array into two more manageable pieces
24-Oct-2009 Repair and Restoration of Antique Radio Equipment, ppt slide show
16-Oct-2009 i'm making changes to a journal, trying to shave one more page off of it
8-Oct-2009 Ford's first car
2-Oct-2009 IEEE Phased Array 2010
2-Oct-2009 making corrections to IEEE APS paper
1-Oct-2009 jazz from the 30's and 40's on an old radio
30-Sep-2009 Why?

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