Amateur Radio Balloon crosses the Atlantic but but potentially dangerous for international flights. Yesterday evening an amateur radio APRS balloon, call sign K6RPT-11, succeeded in its crossing of the United States and the Atlantic ocean. Launched from California, the balloon transmitted on the APRS frequency of 144.390 MHz FM that is used in the Americas.…
DZKit Is Bringing Back The Tradition And Fun Of Building Complex Kits Specifications: Frequency range: 500 kHz to 30 MHz Modes: SSB, CW, AM, FM, (Digital via optional embedded PC) CW/SSB Sensitivity: 0.5uV for 10dB S/N (preamp1 on, PSBTM off) , 0.16uV with both preamps, 14MHz MDS (PSB off): -110/-120/-130dBm (preamps: off/1/both) (4.5kHz roofing filter,…
Voyager 2 Completes Switch to Backup Thruster Set PASADENA, Calif. — NASA’s Voyager 2 has successfully switched to the backup set of thrusters that controls the roll of the spacecraft. Deep Space Network personnel sent commands to the spacecraft to make the change on Nov. 4 and received confirmation today that the switch has been…
From the Discovery Channel series “Rocket Science”: Alan Bean describes the lightning strike that knocked out power on the second lunar NASA landing mission shortly after launch. (www.foolishearthling.com)
As the third quarter of 2011 came to a close, ARRL VEC Manager Maria Somma, AB1FM, began calculating the number of licensed Amateur Radio operators in the US, as well as the number of new licensees. “At the end of September, I saw that the number of hams in the US was high,” she said.…