April 2021 Blog Posts (4)
SEND CW to SMART PHONE with wireless router using Raspberry PI, FLdigi, Vban-Emitter & Vban-Receptor
VBAN-RECEPTOR LITE mobile app
https://shop.vb-audio.com/en/ios-android/26-vban-receptor-lite.html
VBAN-EMITTER (Linux/raspberry pi) APP…
ContinueAdded by Chuck aa0hw on April 24, 2021 at 12:44pm — No Comments
test sending CW over IP with the EAC3 codec at Zero Hertz - demod the RX signal with a soundcard SDR
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brief test to see how well the EAC3 CODEC can reconstruct the ON /OFF cw element framework of Morse Code from a CW KEYER sending CW at "0" hz
NOTE: test starts out at QRQ speeds, then CW speed goes down to 20wpm, gradually back up again and over 100 wpm, then back down, to give an idea of how this experimental Morse Code…
ContinueAdded by Chuck aa0hw on April 13, 2021 at 12:51pm — No Comments
The Versatility of the AD5DZ CW Keyboard for QRQ CW copy by ear Practice
brief demo of having the AD5DZ CW Keyboard send a text file at 71wpm and then adjusting the KB's many settings to fine tune how the CW sounds for best COPY BY EAR during a QRQ CW training session
https://odysee.com/@QRQcw:e/QRQcwWITHad5dzCWkeyboard:9?r=HnknoaHhbXtaiVWpkvmmaPWrfFby4Cs4
Added by Chuck aa0hw on April 13, 2021 at 8:00am — 1 Comment
QRQ CW Keyboard for the iPHONE using an EMF induction coil to iPHONE Microphone interface: LIVE demo
iCW example, to send CW with a QRQ CW Keyboard on the iCW Mumble Server
https://sites.google.com/site/icwoip/
concept - @8Khz was found to be a peak iPHONE MIC frequency pick-up from the EMF COIL by using an audio oscillator to test which frequency is…
ContinueAdded by Chuck aa0hw on April 8, 2021 at 11:11am — No Comments
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