I need a bit of help clarifying this schematic, especially the bit after the 22M ohm resistor and the 5K input level controller. Quite lost at the moment : r/AskElectronics
ELECTRIC-SYSTEMS - Aircraft Electric System Simulation
Logitech Z2300 with Z4 control pod, with pin out - YouTube
Logitech Z-2300 Speaker System: Affordable High End Audio – LIVEdigitally
Logitech Z-2300 Remote Control Pod Disassembly – blog.jseaber.com
Logitech z-2300 and logitech z4 pod | diyAudio
Amp Schematics
Logitech Z-2300 Remote Control Pod Disassembly – blog.jseaber.com
Need help on Logitech Z-2300 | Electronics Forum (Circuits, Projects and Microcontrollers)
Logitech Z 2300 Controller | Page 2 | Electronics Forum (Circuits, Projects and Microcontrollers)
Hacking the Logitech Z5500 | Page 27 | diyAudio
The German SEM-25 Transceiver – Mark's Tech Journal