The Elab LA2A is based on the 1968 schematic, with some modifications bringed to the PSU:
Incorporate a 5 RC filter stages for better ripples rejection
Allow the use of center tapped or non center tapped power transformer
Provide a DC heater rail for V1
PSU board is separated from the main board
- Low noise.
- Easy to build. Simply follow the build manual.
- Mouser and Digikey card links are provided.
- 65$ CAD + shipping (one set of pcb)