Radio Circuits Blog
This site provides schematics of various radio projects that you can experiment yourself.
Friday, 10 April 2026
FT2 Digital Mode in 2026 — The Fastest Thing on HF and What the Community Really Thinks
FT2 Digital Mode in 2026 — The Fastest Thing on HF and What the Community Really Thinks: FT2 digital mode reviewed in 2026 — 3.8-second cycles, real shack experiences, technical trade-offs, and whether it deserves a place in your station
Thursday, 9 April 2026
Low Height Loop Antenna : A 40-6 Meter Powerhouse for Modern Hams
Low Height Loop Antenna : A 40-6 Meter Powerhouse for Modern Hams: Boost HF performance with the Low Height Loop Antenna. Cover 40m–6m using 4m masts and a symmetrical ATU. Ideal for quiet reception and multi-band versatility.
Tuesday, 7 April 2026
Complete Guide to Budget Software Defined Radio : From $15 Dongles to Serious HF Receivers
Complete Guide to Budget Software Defined Radio : From $15 Dongles to Serious HF Receivers: New to software defined radio? This complete guide compares the best affordable SDRs, explains what to buy first, and shows you what you can do with one
Thursday, 2 April 2026
VHF DXing Secrets: The Ultimate Guide to Tropospheric Ducting for Radio Hams
VHF DXing Secrets: The Ultimate Guide to Tropospheric Ducting for Radio Hams: Discover secrets of tropospheric ducting for VHF DXing. This guide covers temperature inversions, weather maps strategies to master long-distance propagation.
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