Paeng-design

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(analogdigital)

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(discreteor integrated), vacuum-tubes.

Line preamplifiers active and passive

Outboard riia equalizers(activepassive, capacitorless)

Digital signal audio processors

Active equalizers, solid state(discreteor integrated), vacuum-tubes.

M-metal core stepped attenuators

Digital to analog audio converters, PCM, ds, sacd, DVD

Up-grade on existing audio equipments(analogdigital)

Signal transformers design

Audio stand-alone design, large signals.

Power amplifiers, solid state(discreteor 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(discreteor 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