Tuning, detecting, oscillating, mixing, filtering, (de)modulating, and amplifying - the basic functions of a radio - involved crystals, capacitors, inductors, tubes, transistors, and other electronic components. Sending and receiving radio waves has traditionally been the province of analog electronics. From Analog to Digital: A Capsule History of SDR Keep reading to learn more about this game-changing technology. More expensive models can extend that range and even transmit!
Subscribe to Make: for this and more projects and articles.īut today, a little USB dongle costing around $30 can receive AM, FM, shortwave (SW), amateur/ham HF, VHF, UHF, SHF, maritime, aviation, EMS, satellite, NOAA, HD radio, trunked radio, P25, GPS, APRS, radar, HAARP, CW, TV, GSM, pagers, baby monitors, DMR, D-STAR, PSK, RTTY, SSTV, and pretty much anything else broadcasting from 500kHz up to 1.75GHz. Showcasing amazing maker projects of 2022 Gift the gift of Make: Magazine this holiday season! Subscribe to the premier DIY magazine todayĬommunity access, print, and digital Magazine, and more Share a cool tool or product with the community.įind a special something for the makers in your life. Skill builder, project tutorials, and more Get hands-on with kits, books, and more from the Maker Shed A project collaboration and documentation platform.Initiatives for the next generation of makers. Membership connects and supports the people and projects that shape our future and supports the learning.A free program that lights children’s creative fires and allows them to explore projects in areas such as arts &Ĭrafts, science & engineering, design, and technology.
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