September 2020 Blog Posts (4)

QRQ CW over ip using Nelly Moser Audio Codec - real-time, low bitrate, low latency encoding/decoding

demo of using the Gstreamer NellyMoser encoder/decoder

for sending Morse Code Audio over ip with Gstreamer scripts

TX

GST_DEBUG=3 gst-launch-1.0 -v jackaudiosrc ! "audio/x-raw,channels=1" ! audioconvert ! avenc_nellymoser ! udpsink host=(ip address of rx)…

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Added by Chuck aa0hw on September 22, 2020 at 3:00pm — No Comments

QRQ CW Keyboard for Windows 10 - using the Music Language "ChucK" - demo sending CW to Mumble INPUT

brief demo of using a chucK .ck file, "morse.ck" for making a QRQ CW Morse Code Keyboard APP - for sending CW to the Mumble INput on iCW

https://chuck.cs.princeton.edu/release/…

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Added by Chuck aa0hw on September 12, 2020 at 11:24am — No Comments

build your own MIDI KEYED, Customizable, QRQ CW SINE OSCILLATOR LV2 Plugin, with the Linux APP INGEN

INGEN uses JACK MIDI for its MIDI input(&output) which provides precise timing for the CW elements(NOTE: alsa midi does not provide precise timing as such) This demo uses INGEN which can use all your installed LV2 plugins to create a patch bay array of all kinds of plugins, where, once you are happy with your design, you can save it ALL…

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Added by Chuck aa0hw on September 5, 2020 at 8:51am — No Comments

Morse Code Copy by Ear Practice from YouTube CW videos - use QUISK SDR, Gate & BP filter - LIVE demo

Morse Code Practice when listening to a YouTube CW video (LINUX version) on Linux, using JACK AUDIO CONNECTION KIT, with the Pulse-jack modules, using QUISK SDR to select which CW SPEED from the the multiple CW signals that are playing on the video, which one you would like listen to...etc.. hitting the YOUTUBE SHORTCUTS for REVIEW to repeat…

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Added by Chuck aa0hw on September 2, 2020 at 12:00pm — No Comments

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