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HP 3314A Playing Halleluja Chorus
wa5znu
1,232 views
AmpexQuad showed this Easter Egg in the HP-3314a function generator and I tried it and it works.
Hold down FUNCTION, SW/TR INTVL and START FREQ and then power on.
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Chip K7JA Morse Code / SMS Test / Paficicon 2011
wa5znu
94 views
Chip K7JA reprises his famous Morse Code vs SMS Test (from Jay Leno) at Pacificon 2011, in Santa Clara, California.
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RTTY at Pacificon 2011
wa5znu
112 views
WLO RTY 60 WPM News Teletype AN/UGC-25A de W7TTY
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Funcube Dongle Pro, Quisk 3.5.0, Ubuntu 10 Netbook
wa5znu
960 views
The Funcube Dongle Pro SDR hardware on 145.210 MHz with Quisk 3.5.0 decoding 145.230 MHz FM, running on an Asus eeepc Netbook running Ubuntu 10. qthid-3.3 is used to set t...
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Cascata: an Arduino Waterfall
wa5znu
3,831 views
Cascata is an Arduino Waterfall and Spectrum Analyzer program using the Nokia 128x128 pixel color display.
See http://wa5znu.org/2011/07/cascata for source and details.
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Maker Faire 2011 Ham Radio Exhibit
wa5znu
433 views
The ARRL/FARS/PAARA ham radio demonstration of Radio and Modulation. We showed AM/SSB/FM analog modes and PSK31, MFSK, RTTY, Hellshreiber, Olivia, and other digital modes ...
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Antenna Pattern System: Part 1, Stepper Rotator
wa5znu
495 views
An antenna pattern test system for 2.4 GHz antenna tests uses a stepper motor as an antenna rotator and a Linksys WRT54GS to measure signal strength and noise.
Part 1 sh...
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RTTY at Pacificon 2010
wa5znu
578 views
Demo of Teletypes Model 29 KSR, Model 19, and HAL ST-6000 at Pacificon 2010 in San Ramon, California. W8TTY set this up for http://rtty.com/
The two HAL modems appeared...
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Hard Disk Drive Oscilloscope (Part 2)
wa5znu
4,928 views
Part 2 of demonstration of an oscilloscope made out of an old hard drive, some mirrors, and a laser. Original idea from Alan Parekh at http://hackedgadgets.com/2006/06/01/...
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Hard Disk Drive Oscilloscope (Part 1)
wa5znu
6,014 views
Part 1 of demonstration of an oscilloscope made out of an old hard drive, some mirrors, and a laser. Original idea from Alan Parekh at http://hackedgadgets.com/2006/06/01/...
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