One of the things that makes television and radio interesting is that you can use right away the information you have learned.
We are going to build a radio that is different from any you have seen. In the radio will be these things:
• An...
В 1934 году Reichsluftfahrministerium (RLM) – воздушный комиссариат – разработал технические требования к самолету, названному «Kampfzerstoerer» (это слово...