Reviews TsGSEN:

  1. Feedback on the TKA-01/3 optical radiation meter.
  2. Testimonial on the testing of devices “TKA-01/3” and “TKA-04/3”, which allow measuring illumination, brightness and UV radiation.
  3. Testimonials on the testing of devices by NTP “TKA”: UV-radiometer “TKA-AVS”, light meter “TKA-LUX”, digital photometer “TKA-04/3”.
  4. Review of the test of the combined device “TKA-PK”.
  5. Feedback on testing the device of the hot-wire anemometer “TKA-SDV”

Feedback from other departments and organizations:

  1. Testimonial: Laboratory for preservation and restoration of documents “LDDK”, about the device “TKA-01/3”, St. Petersburg.
  2. Testimonial: The State Hermitage Museum.
  3. Testimonial: FGUK “Kirillo-Belozersky Historical, Architectural and Art Museum-Reserve”, Vologda Region, Kirillov.
  4. Testimonial: LLC “Center for Research and Production Works”.
  5. Testimonial: “Dedo Weigart Film GmbH”, Munich, 20.04.2011.
  6. Testimonial: “Museum – the estate of IP Tchaikovsky”, about the device “TKA-Guardian”, Votkinsk.
  7. Letter of thanks: “St. Petersburg State University of Information Technologies, Mechanics and Optics”.
  8. Letter of thanks: “Committee for State Control, Use and Protection of Historical and Cultural Monuments”, St. Petersburg.
  9. Letter of thanks: LLC “Denim”, Krasnodar Territory, Krymsk.
  10. Letter of thanks: Autonomous non-profit organization “Scientific and Technical Center for Certification of Electrical Equipment” ISEP “ANO” NTTSES “ISEP”.
  11. Testimonial: LLC “Vitrulux”.
  12. Testimonial: Committee for State Control, Use and Protection of Historical and Cultural Monuments of St. Petersburg.
  13. Testimonial: Committee for Industrial Policy and Innovation, St. Petersburg.
  14. Testimonial: St. Petersburg State Budgetary Institution “Center for the Development and Support of Entrepreneurship”.
  15. Letter of thanks: Vicar of the Holy Trinity Alexander Nevsky Lavra, Vicar of the St. Petersburg Diocese, Bishop of Kronstadt.