iCW - internet CW

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Welcome to iCW - internet CW - full duplex, QSK, CW QSO, with morse code audio tones over MUMBLE voice chat

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May 25

tlc551 CPO - runs off the power supply of a sound card MIC JACK

Here is an example using TWO TLC551 TIMER CHIP OSCILLATORs operating at VERY different frequencies ,

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tlc551 CPO - runs off the power supply of a sound card MIC JACK

Here is an example using TWO TLC551 TIMER CHIP OSCILLATORs operating at VERY different frequencies ,

May 25

May 9

Mumble Voice Chat HD audio 10Khz LSB VOiCE & 16Khz - 20Khz 'WHITE NOISE' QRQ CW: utilize VLF BAND/iP

video demo here: https://youtu.be/J67fjVIBpJY 10Khz wide HD AUDIO voice @10Khz LSB(LOWER SIDEBAND)

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Mumble Voice Chat HD audio 10Khz LSB VOiCE & 16Khz - 20Khz 'WHITE NOISE' QRQ CW: utilize VLF BAND/iP

video demo here: https://youtu.be/J67fjVIBpJY 10Khz wide HD AUDIO voice @10Khz LSB(LOWER SIDEBAND)

May 9

May 9

SEND pictures to each other over MUMBLE (in SEND MESSAGE to OP function)

just a reminder, you can send pics to everyone over mumble by using the SEND MESSAGE COMMAND to 1 or

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SEND pictures to each other over MUMBLE (in SEND MESSAGE to OP function)

just a reminder, you can send pics to everyone over mumble by using the SEND MESSAGE COMMAND to 1 or

May 9

Chuck Vaughn, S. Steltzer2

May 8

CW KEYER SQUARE WAVE output converted to SHAPED SiNE WAVE output by LSP SiDECHAiN & LSP OSCiLLATOR

Makes me wish I'd have gotten into Linux years ago when my brain could still process and retain

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CW KEYER SQUARE WAVE output converted to SHAPED SiNE WAVE output by LSP SiDECHAiN & LSP OSCiLLATOR

Makes me wish I'd have gotten into Linux years ago when my brain could still process and retain

May 8

Chuck Vaughn, … S. Steltzer6

Apr 25

advanced setup for iCW using the "ZamGate CW Keyer" for both the MUMBLE INPUT and MUMBLE OUTPUT

A complete software solution now for Windows. Good deal!

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advanced setup for iCW using the "ZamGate CW Keyer" for both the MUMBLE INPUT and MUMBLE OUTPUT

A complete software solution now for Windows. Good deal!

Apr 25

Chuck Vaughn, S. Steltzer2

Mar 8

using GASSiAN NOiSE CW notes for sending Morse Code over iCW on Mumble - CW regenerated on mumble RX

Quite impressive software. Makes me wish I'd gotten into Unix / Linux when I was young.

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using GASSiAN NOiSE CW notes for sending Morse Code over iCW on Mumble - CW regenerated on mumble RX

Quite impressive software. Makes me wish I'd gotten into Unix / Linux when I was young.

Mar 8

Chuck Vaughn, Håken Hveem4

Jan 26

LATEST version of mumble for windows, now has native JACK AUDIO CONNECTION KIT support

looks like PIPEwire is now included on the latest mumble version for Linux On Wed, Jan 25, 2023 at 12

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LATEST version of mumble for windows, now has native JACK AUDIO CONNECTION KIT support

looks like PIPEwire is now included on the latest mumble version for Linux On Wed, Jan 25, 2023 at 12

Jan 26

Jan 24

new FREE virtual audio cable found for iCW windows users - (short video demo an download link)

NOTE: you will have to ENABLE the new STEEL VIRTUAL AUDIO CABLEs in your windows on PLAYBACK and

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new FREE virtual audio cable found for iCW windows users - (short video demo an download link)

NOTE: you will have to ENABLE the new STEEL VIRTUAL AUDIO CABLEs in your windows on PLAYBACK and

Jan 24

12/28/22

CW PRACTICE on Mumble on the iCW server, ENB-CW mode, 3 ULF signals ONLY 100hz apart from each other

test run with 3 ULF signals sending a CW TEXT FILE at different speeds at 1000 hz, 1100 hz, and 1200

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CW PRACTICE on Mumble on the iCW server, ENB-CW mode, 3 ULF signals ONLY 100hz apart from each other

test run with 3 ULF signals sending a CW TEXT FILE at different speeds at 1000 hz, 1100 hz, and 1200

12/28/22

Chuck Vaughn, … F6...@wanadoo.fr27

12/25/22

BREAKING NEWS - new open source CW KEYER project that works great for iCW OPs

Seems to be a nicz design; I'm using the Teebsy on a SDR project : T41EP , and this is a veyr

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BREAKING NEWS - new open source CW KEYER project that works great for iCW OPs

Seems to be a nicz design; I'm using the Teebsy on a SDR project : T41EP , and this is a veyr

12/25/22

12/24/22

CW COPY by ear PRACTICE on the iCW Mumble Server - 29 speeds from 20 to 105 wpm - use SDR to choose

Just a snap shot showing the FULL MUMBLE ELF,ULF,VLF spectrum - with 29 CW signals AND now including

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CW COPY by ear PRACTICE on the iCW Mumble Server - 29 speeds from 20 to 105 wpm - use SDR to choose

Just a snap shot showing the FULL MUMBLE ELF,ULF,VLF spectrum - with 29 CW signals AND now including

12/24/22

Chuck Vaughn, … Andrew Moore11

11/5/22

High Performance Raspberry Pi4 CW CPO/CW Keyer(CW RE-generator) using KXstudio CARLA APP - LIVE demo

another setup using the pi4's own bcm2835 sound card as a sine/square/triangle wave generator(

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High Performance Raspberry Pi4 CW CPO/CW Keyer(CW RE-generator) using KXstudio CARLA APP - LIVE demo

another setup using the pi4's own bcm2835 sound card as a sine/square/triangle wave generator(

11/5/22

10/10/22

Mumble iCW setup using the CARLA connection bay by REGENERATING mumble input & mumble output(alsa)

https://youtu.be/cKHnZ4aGlZQ setup using CARLA with ALSA sounds card using a few LV2 plugins to

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Mumble iCW setup using the CARLA connection bay by REGENERATING mumble input & mumble output(alsa)

https://youtu.be/cKHnZ4aGlZQ setup using CARLA with ALSA sounds card using a few LV2 plugins to

10/10/22

10/9/22

HAM RADIO Python projects: SQUARE WAVE to SINE WAVE converter for a Morse Code Practice Oscillator

virtual audio cables for Mumble on iCW - Mumble input/output gets AGC'd & Regenerated https:/

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HAM RADIO Python projects: SQUARE WAVE to SINE WAVE converter for a Morse Code Practice Oscillator

virtual audio cables for Mumble on iCW - Mumble input/output gets AGC'd & Regenerated https:/

10/9/22

df7t...@gmail.com, … S. Steltzer14

10/7/22

Code Oscillator using a (nowadays fake/counterfeit) XR-2206 (EXAR) function generator chip

Hello all, Since my last message, I have been improving the XR-2206 setup and it worked nicely for

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Code Oscillator using a (nowadays fake/counterfeit) XR-2206 (EXAR) function generator chip

Hello all, Since my last message, I have been improving the XR-2206 setup and it worked nicely for

10/7/22

Chuck Vaughn, S. Steltzer9

8/27/22

using a LIMITER for mumble output to prevent EAR SPLITTING full volume audio output spikes

Here is another PLUGIN HOST for LADSPA PLUGins this example uses "JACK RACK" http://jack-

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using a LIMITER for mumble output to prevent EAR SPLITTING full volume audio output spikes

Here is another PLUGIN HOST for LADSPA PLUGins this example uses "JACK RACK" http://jack-

8/27/22

Chuck Vaughn, … df7t...@gmail.com5

8/18/22

QRQ CW over SONOBUS using KXstudio's CARLA in MULTI-CLIENT Mode: key a 555, regen & filter it inside CARLA for SonoBus sidetone

...ok I am bit deviating from the strongly technical character of this list: Sounds like the "

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QRQ CW over SONOBUS using KXstudio's CARLA in MULTI-CLIENT Mode: key a 555, regen & filter it inside CARLA for SonoBus sidetone

...ok I am bit deviating from the strongly technical character of this list: Sounds like the "

8/18/22

8/10/22

Pi4 - QRQ CW Sidetone Raised Cosine Generator - for a high quality sidetone for Mumble input on iCW

Here is another example showing the PI4 DESKTOP before loading the RC Generator MAIN FRAME THEN

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Pi4 - QRQ CW Sidetone Raised Cosine Generator - for a high quality sidetone for Mumble input on iCW

Here is another example showing the PI4 DESKTOP before loading the RC Generator MAIN FRAME THEN

8/10/22

8/6/22

Raspberry Pi4 iAMBIC CW KEYER - using a TLC555, paddles & 3 apps

https://youtu.be/RQh_4JW6adw SETUP a TLC555 is sending out its OSCILLATOR continuously, the 555 hot

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Raspberry Pi4 iAMBIC CW KEYER - using a TLC555, paddles & 3 apps

https://youtu.be/RQh_4JW6adw SETUP a TLC555 is sending out its OSCILLATOR continuously, the 555 hot

8/6/22

8/6/22

SonoBus 64Khz CW AM TRANSCEIVER, LPAM Transmitter, TRF Receiver & TWIN-T CPO AM modulator: LIVE demo

short VIDEO 'proof of concept' demo test here https://youtu.be/5QJsk4pqJ0A Homebrew GEAR to

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SonoBus 64Khz CW AM TRANSCEIVER, LPAM Transmitter, TRF Receiver & TWIN-T CPO AM modulator: LIVE demo

short VIDEO 'proof of concept' demo test here https://youtu.be/5QJsk4pqJ0A Homebrew GEAR to

8/6/22

8/2/22

Morse Code Audio Over Mumble: multiple plugin options using CARLA PLUGIN HOST for Mumble Operations

Here is a follow up video that highlights some MUMBLE AUDIO OUTPUT Plugins to use inside of CARLA

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Morse Code Audio Over Mumble: multiple plugin options using CARLA PLUGIN HOST for Mumble Operations

Here is a follow up video that highlights some MUMBLE AUDIO OUTPUT Plugins to use inside of CARLA

8/2/22

8/2/22

Morse Code Audio over Mumble - Low Latency setup on a pi4 setup: Pi filtered TWIN-T Keyed Oscillato

https://youtu.be/dX0ckW8R_Zo using JACK AUDIO CONNECTION KIT for low latency operations at near zero

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Morse Code Audio over Mumble - Low Latency setup on a pi4 setup: Pi filtered TWIN-T Keyed Oscillato

https://youtu.be/dX0ckW8R_Zo using JACK AUDIO CONNECTION KIT for low latency operations at near zero

8/2/22

8/2/22

Morse Code Audio over Mumble: alsa-loopback to interject a CW AUDIO bandpass filter for mumble input

https://youtu.be/J1cpBf1BbXc snd-aloop alsa-loopback cable virtual audio cable via a Gstreamer TEE

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Morse Code Audio over Mumble: alsa-loopback to interject a CW AUDIO bandpass filter for mumble input

https://youtu.be/J1cpBf1BbXc snd-aloop alsa-loopback cable virtual audio cable via a Gstreamer TEE

8/2/22

Chuck Vaughn, S. Steltzer2

7/29/22

Build your own FREE SDR Receiver APP for Morse Code QSO audio outputs on iCW: Mumble/Discord/Sonobus

That is certainly amazing. On Fri, Jul 29, 2022, at 8:19 AM, Chuck Vaughn wrote: https://youtu.be/

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Build your own FREE SDR Receiver APP for Morse Code QSO audio outputs on iCW: Mumble/Discord/Sonobus

That is certainly amazing. On Fri, Jul 29, 2022, at 8:19 AM, Chuck Vaughn wrote: https://youtu.be/

7/29/22

7/29/22

clean up the audio output of your Morse Code Practice Oscillator with this DIY audio BandPass Filter

https://youtu.be/Q8n33uQJqiI Near Zero Latency passthrough... using this Gstreamer Script to create a

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clean up the audio output of your Morse Code Practice Oscillator with this DIY audio BandPass Filter

https://youtu.be/Q8n33uQJqiI Near Zero Latency passthrough... using this Gstreamer Script to create a

7/29/22

7/22/22

High Performance Raspberry Pi4 /midi keyed\ Morse Code Practice Oscillator with a tracking BP filter

Here is a similar setup, only this version uses a TLC555 instead of midi to key the CPO https://youtu

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High Performance Raspberry Pi4 /midi keyed\ Morse Code Practice Oscillator with a tracking BP filter

Here is a similar setup, only this version uses a TLC555 instead of midi to key the CPO https://youtu

7/22/22

Chuck Vaughn, S. Steltzer2

7/19/22

Raspberry pi 4 iCW(CW over IP) station setup - uses CARLA PLUGIN HOST(alsa) with multiple plugins

Certainly sounds good.

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Raspberry pi 4 iCW(CW over IP) station setup - uses CARLA PLUGIN HOST(alsa) with multiple plugins

Certainly sounds good.

7/19/22

S. Steltzer, Arthur Williams2

7/13/22

Thanks for the note. Too much going on here to check 40 m, but soon I hope. 73 Art, W4TY On Tue, Jul

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Thanks for the note. Too much going on here to check 40 m, but soon I hope. 73 Art, W4TY On Tue, Jul

7/13/22

7/12/22

QRQ CW on MUMBLE by keying a TWIN-T oscillator through a custom W3NQN Gaussian audio bandpass filter

here is another test run using the W3NQN GAUSSIAN filter to clean up a homebrew TWIN-T code practice

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QRQ CW on MUMBLE by keying a TWIN-T oscillator through a custom W3NQN Gaussian audio bandpass filter

here is another test run using the W3NQN GAUSSIAN filter to clean up a homebrew TWIN-T code practice

7/12/22

7/12/22

using a CUSTOM BUILD GAUSSIAN audio bandpass filter from W3NQN, to minimize the harmonics and edge noise generated from a 'keyed' TWIN-T CPO

https://youtu.be/yI5egelVPag for more info on this special custom build for filtering QRQ CW, from

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using a CUSTOM BUILD GAUSSIAN audio bandpass filter from W3NQN, to minimize the harmonics and edge noise generated from a 'keyed' TWIN-T CPO

https://youtu.be/yI5egelVPag for more info on this special custom build for filtering QRQ CW, from

7/12/22

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