IY4M Marconi CW Beacon-Robot

Introduction The “Beacon Robot” is a new project born after the experience achieved on the realisation of the previous “Beacon IY4M”, operating on the same frequency since 1985.In the last version, we have added many new features, upgrading the controlling software and hardware, according to the most modern digital techniques. Now the user can have…

NXP's Unbreakable BLF578XR LDMOS Power Transistor

Product description A 1200 W LDMOS power transistor for broadcast applications and industrial applications in the HF to 500 MHz band. Features Easy power control Integrated ESD protection Excellent ruggedness High efficiency Excellent thermal stability Designed for broadband operation (10 MHz to 500 MHz) Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances Applications Industrial,…

Hackers plan space satellites to combat censorship

Computer hackers plan to take the internet beyond the reach of censors by putting their own communication satellites into orbit. The scheme was outlined at the Chaos Communication Congress in Berlin. The project’s organisers said the Hackerspace Global Grid will also involve developing a grid of ground stations to track and communicate with the satellites.…