State system for ensuring the uniformity of measurements. State verification chain for measuring instruments of length and signal propagation time in optical fiber, average power, attenuation and wavelength of optic radiation for fiber-optical communication and data transmission systems
Transmission systems of audio and/or video and related signals using infra-red radiation. Part 7. Digital audio signals for conference and similar applications
Automation systems and integration. Evaluating energy efficiency and other factors of manufacturing systems that influence the environment. Part 3. Environmental performance evaluation data aggregation process
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!
