Automatic TX/RX Antenna Switch
Sometimes it is necessary to use separate antennas for receive and transmit. For example you…
Grounding and Receiver Noise
This guy’s an MIT expert! Grounding is key to good receptionFrom: jpd@space.mit.edu (John Doty)Newsgroups: rec.radio.shortwaveDate:…
SSB – Single sideband modulation
a summary, information or overview describing what is SSB modulation, and how single sideband modulation…
One Stop Reference For Shortwave Listeners
I would like to share about this website that i used a lot when doing…
SEJARAH TELEGRAPHY
Now simply called "CW", radio communication by Morse code was the only way to communicate…
Switching Mode Power Supply (SMPS) Interference
1. Why are Switched Mode Power Supplies (SMPS) associated with radio interference? Switched mode power supplies…
Build Your Foxhole Radio
During World War II, GIs in the field built really amazing simple radios to listentoo.…
SDR-Radio Windows Console Online Receiver
SDR-RADIO.com is a Windows console for SDR receivers and transceivers. Designed for the Amateur Radio,…
SDR-14 1-30Mhz Receiver
SDR-14™Software Defined Radio, Spectrum Analyzer and Panoramic Adapter The SDR-14™ is a 14-bit software defined…