I'm Tomas
and I do electronics and software in my company ProPrat. My passion is products and inventions. I have been doing product development and harvest patent ideas for more than 30 years.
Let me help you with your inventions!
Tomas Lannestedt
From over twenty years as a software company ProPrat have over the past years going back to Audio and Hardware electronic design, where it all started from the beginning.
I do special tube amplifier designs. Mönsterkort och annat finns i min butik proprat.com/butik
ECL82SE
ECL82SE is a Singel Ended 2x2W Power amplifier with RCA line and Phono RIAA input.
EL95SEUL
EL95SEUL is a Singel Ended Ultra Linear power amplifier 2x800mW with RCA line input powered from 12VDC.
6N6PXPP
6N6PXPP is a type X Push Pull headphone amplifier with XLR balanced and RCA line input.
DatabladEL384SEUL
EL384SEUL is a 2.1 Singel Ended Ultra linear 2x3W+5W THD<0.3% Hifi Power amplifier with Phono RIAA,RCA line, balanced inputs and Tape REC/PLAY.
I do PCB design and prototyp series
PCB Design
Need help with your Invention?
Feel free to contact me with your Invention ideas and I help you make Intelectual Properties out of them.
I help you and your organisation do IP Harvesting and IP Scrubs
Recreation with model trains
building large layout using modular track sections according to MMM standard.
Swedish RC - Calibration
Stockholm - Huddinge
Speed calibration test run.
Swedish T43 - Trafic game
Stockholm - Tyreso
Trafic game with schedules and cargo delivered, just as in real life.
Model Train Fair
Stockholm - Alvsjo
Public presentation of large layouts using modular train track sections.
Some of my tools and model train items I design are available in my shop.
CONTACT
Phone: +46 70 517 7910
Email: