Результаты поиска по запросу: "hours"

• Microsoft Learn: Build skills that open doors in your career
  Learn with interactive lessons and technical documentation, earn professional development hours and certifications, and connect with the community.
• HF Propagation and Solar-Terrestrial Data Website
  Free solar-terrestrial data displayed on your web page or site, updated every 3-hours. Also contains solar and radio propagation information applicable to ham radio including so...
• Microsoft Learn: Build skills that open doors in your career
  Learn with interactive lessons and technical documentation, earn professional development hours and certifications, and connect with the community.