Projects

Scientific projects:

High-Fidelity and Efficient Direct Aeroacoustic Simulations (DREAM)

  • FWF Stand alone project P35931 
  • Research place: TU Wien
  • Funding period: 01.07.2022-30.06.2025
  • PI: Philip Lederer
  • Funding: ~390.000 EUR 
 Thanks to the FWF Austrian science fund and the TU Wien!

Non scientific projects:

Speaker: DXT-MON

High quality stereo speakers from heissmann-acoustics

  • 4 Ohm nominal impedance
  • 83db sensitivity
  • 2 ways, passive membrane
  • Finish: endless hours of sanding and several layers of paint 

Amplifier: First-Watt F5 Clone

Amplifier built with parts and description from diyaudiostore

  • Class-A power amplifier
  • Voltage source amplifier without any capacitors
  • Matched input transistors
  • Mills, Takman and Charcroft Z-foil resistors
  • 8 x 22000uF Mundorf capacitor for PSU
  • Supreme Audio transformer (500VA) from toroidy
  • Housing from: modushop

Mezmerize B1 Buffer and SymAsym amplifier

B1 Buffer pre-amplifier

  • Black pcbs from diyaudiostore (forum)
  • Symmetrical Salas shunt voltage regulators with LED strings for voltage reference
  • Mundorf M-Cap Supreme Evo as filter caps
  • Matched transistors

SymAsym (different versions with different additional boards)

  • Original schematics symasym
  • 100 Watt @ 4 Ohm
  • Separate PSU for each channel
  • First version with LSQR3 input selector
  • Housing from: modushop, CNC milled fronts, blue LED backlight for channel and volume selection