In researching a new study on packet voice markets for DSP, we contacted the major cell phone and cellular infrastructure manufacturers, the major DSP chip suppliers and several operators to ask ...

CATS is a new communication and telemetry standard intended to surpass the current Automatic Packet Reporting System (APRS) standard by leveraging modern, super-cheap Frequency Shift Keying (FSK) ...

SAN DIEGO, April 13, 2021 (GLOBE NEWSWIRE) -- GBT Technologies Inc. ( OTC PINK: GTCH) ("GBT” or the “Company”), designs a packet radio-based system for efficient data communication for its long-range ...

So i've been intersted in packet radio for a while now. anyone know any good site's etc? I was thinking i'd try it out with some public frequencies before going the liscensed way. I just can't seem to ...