February 2023 Blog Posts (6)

brief demo showing the setup from a remote laptop's location on how to key the rig remotely from another room in the house uses NETJACK and a pi2b as the NETJACK server which is connected to the RIG's internal USB SOUND CARD(ELECRAFT K3S)

more info on NETJACK here:…

brief demo of sending Midi CW over the internet to key midi input CW sine wave oscillator APPs; using a PRIVATE ZEROtier network where you don't have to port forward routers, but you do have to be an accepted, authorized member of the ZEROTier NETWORK that is being used more details of setting up

NETJACK from…

CW MAESTRO inside DOSBox-X seemed to work much better than using the native DOSBox app(for linux) the QRQ CW audio output was more stable using DOSBox-X(normal dosbox itself had lots of audio dropouts with the same settings) CW MAESTRO FULL VERSION by permission of CW MAESTRO creator/DEV available here for download(.7z file)…

brief demo of a resonant CW SPEAKER setup using an ALUMINUM WOC LiD that the XYL was going to throw away...

and a forgotten 4 inch sub-woofer i purchased from RADIO SHACK back in the late 80s...

turns out the combo performed well as a RESONANT CW SPEAKER

and was much louder in volume…

Using just a Raspberry PI and the RECRI KEYER's  software CW KEYBOARD

with the Pi's own native bcm2835 headphone output

This setup is QRQ fast from TYPING on the SCREEN and hearing the CW AUDIO SIDETONE from the pi4's headphone jack   …

using the CW KEYBOARD that is already loaded up on a Raspberry Pi4 on the local network using ssh -X via Xquartz for the mac https://www.xquartz.org/

SETUP

ssh -X into the pi,  bring up lxterminal,  migrate to the CW KEYER software APP FOLDER bin, by…