Amateur Radio Weekly – Issue 103
Tytera MD-9600 DMR Digital Mobile Radio
Tytera has introduced a new mobile two way radio capable of operation in both digital and analog modes.
In depth: Icom IC-7300 review
Icom IC-7300 is the first direct sampling SDR (software defined radio) available from one of the “big three” Japanese manufacturers.
Two new FreeDV modes for VHF/UHF.
SM2000 update (turning your $35 HT into a digital radio)
KA8BMA has been working steadily on the CAD work for the SM2000 VHF Radio.
The Amateur Radio Operators Preparing for the Worst
In natural or man-made disasters, ham-radio enthusiasts put their hobby to work.
The first transatlantic communication cables
The TAT-1 system would have two cables, one for east-west traffic, the other for west-east calls. The core of each cable was a single coaxial cable with a solid copper center conductor
Hack A Day
Over the horizon radars becoming routine on Amateur HF bands
A 50 kHz wide Russian OTH radar has been heard in the evening on 80 meters, often in the CW part of the band.
Raspberry Pi QRP TX Shield for WSPR
The QRPi board is an inexpensive way of turning a Raspberry Pi single-board computer into a QRP transmitter.
Tucson Amateur Packet Radio Corp
IC-7300 — A Game Changer
While traditional receiver designs utilize Local Oscillators, LO, these Analog to Digital converter, ADC, devices have become the heart of the IC-7300 receiver design.
Listen for ISS with Raspberry Pi 3 and SoDeRa
Receive amateur radio transmissions from the International Space Station.
His estimate of the probability of another Carrington event is surprisingly high.
Our hobby in 30 years?
An aging population will not buy so many rigs, will not support magazines. Numbers will fall. Activity will fall.
ARRL on Instagram
The official Instagram account for ARRL, the National Association for Amateur Radio in the US.
Stuart Sizer: Heathkit designer
Stu Sizer––”stylist, artist, maker of models, bon vivant”––was tasked with crafting Heathkit’s user-friendly and attractive exterior designs.
The SWLing Post