PAEng provides  consulting services for a wide variety of technology issues:

• Studio Design, Specification and Construction...
• Improvement of Signal to Noise Ratios in hostyle environment
• Digital and Analog Audio Signals Integrity
• Custom Design of Mixing Consolles, Microphone and Line Preamplifiers
•  Monitor Amplifiers
• Design of Recording Effects (Analog/Digital)
• WEB Design for  Internet access/file transfer
• Home Design, Specification and Construction...
• Hifi Audio Systems - Digital and Analog
• Home Theater Systems
• Solid State and Vacuum Tube Technologies, Design, Simulation, Prototyping and Engineering
• Audio Stand-Alone  Design,  Small Signals.
• MM Phono, MC Phono Preamplifiers, Solid State (Discrete or Integrated), Vacuum-Tubes.
• Line Preamplifiers Active and Passive
• Outboard RIIA Equalizers (Active, Passive, Capacitorless)
• Digital Signal Audio Processors
• Active Equalizers,  Solid State (Discrete or Integrated), Vacuum-Tubes.
• m-metal core stepped attenuators
• Digital to Analog Audio Converters, PCM, DS, SACD, DVD
• Up-grade on existing audio Equipments (Analog, Digital)
• Signal Transformers Design
• Audio Stand-Alone Design,  Large Signals.
• Power Amplifiers, Solid State (Discrete or Integrated), Vacuum-Tubes.
• Class A, AB, D Design
• Zero Negative FeedBack and FeedForward Design
• Single-Ended, Push-Pull Vacuum Tube Audio Design
• OTL Design
• Supertriode Design
• Very High-Power Class D Amplifiers
• Custom Design of Audio Transformers and Audio Swinging Chokes
• Audio Stand-Alone Design,  Power Supplies.
• Solid State (Discrete or Integrated) Power Supplies, Linear and Switched Mode.
• Vacuum Tube Power Supplies
• CAR Audio Vacuum Tubes Design 
•  Integration
•  Integrating Video and HiFi Audio Home Systems
•  Integrating Multi-room studio equipments
•  Integrating Solid State and Vacuum Tube Technologies
• Modelling and Simulations
• Vacuum Tubes Modelling
• Spice Evaluations of Architecture and Design Concepts for third-parts, Analog, Digital and Mixed-Signals
• Simulations of complex and hybrid audio systems