https://github.com/G6EJD/ESP32-Morse-Decoder

jack_control start
jack_control ds alsa
jack_control dps device hw:HD2
jack_control dps rate 48000
jack_control dps nperiods 2
jack_control dps period 64
sleep 10
a2jmidid -e &
sleep 10
qjackctl &

fluidsynth increase gain:
--gain 3

ne ponasa se bas pouzadano, nekad odmah radi nekad ne radi!? npr kod odabira outputa ne čuje se zvuk iz zvučnika, čak se ne može playat nikakav sadržaj koji ima zvuk.

za setupiranje detalja treba pokrenuti:
pavucontrol

disable pulseaudio's bluetooth in gdm:

nano /var/lib/gdm3/.config/pulse/default.pa

!/usr/bin/pulseaudio -nF

#

load system wide configuration

.include /etc/pulse/default.pa

unload driver modules for Bluetooth hardware

.ifexists module-bluetooth-policy.so
unload-module module-bluetooth-policy
.endif

.ifexists module-bluetooth-discover.so
unload-module module-bluetooth-discover
.endif