Skip to content
Wednesday, April 22, 2026
vu3dxr logo image

DXR Electronics Bits

DIY Antennas, QRP, SDR & Ham Radio Projects from VU3DXR

  • Home
  • Antenna Projects
    • HF
    • VHF/UHF
  • Circuit Ideas
    • FM Transmitter circuits
    • Mic Speech Compressors
  • SDR
  • Digital modes
  • Guides
    • Ham Radio Guides
  • QRP
  • Reviews
    • ATS Mini Radio
  • News
  • WebSDR
  • Contact Us
  • HTML Sitemap

Tag: ESP32 DSP Radio

A collection of articles, guides, firmware updates, and reviews focused on ESP32-based DSP radio receivers (such as ATS Mini and SI4732/SI4735 projects). Covers hardware builds, firmware features, web interfaces, decoding capabilities, and performance improvements for compact software-defined and DSP radios

ATS MINI radio receiving FM
Articles News radio Reviews

ATS MINI ESP32-S3 SI4732 Pocket Radio DSP Receiver – Technical Analysis

June 20, 2025April 19, 2026PrabakaranComment(0)

NOAA-15 & NOAA-19 shutdown in Aug 2025 ends APT signals. Hobbyists: explore Meteor-M2, GOES, & SDR skills to keep decoding weather satellites data.

Posts pagination

Previous 1 2 3

DIY Antenna

  • FM Loop Antenna
  • COCO Antenna (VHF)
  • FBK Sleeve Antenna (VHF/UHF)
  • Shortened G5RV Antenna (HF)
  • High Gain Collinear Antenna(HF/UHF)
  • Popovic Antenna (HF/UHF)
  • Shortened EFHW (40-10M)
  • Shorty Forty Antenna (HF)
  • Indoor Antenna (40M)
  • 40m Vertical Antenna (HF)
  • Compact 40M HF Antenna
  • GM4JMU Shortened Dipole (HF)
  • Delta Loop VHF Antenna
  • Aperiodic Multiband Wire Antenna
  • Capacitor Loaded Shortened Dipole Antenna
  • HF Delta Loop Antenna
  • ZED Dipole Antenna (VHF)
  • Loaded Loop Antenna (HF)
  • Sleeve Dipole Antenna (VHF)
  • Twin Delta Loop Antenna
  • Broadband VHF Antenna
  • Shortened Inverted V antenna (HF)
  • Multiband G5RV Antenna

2M Antenna (13) Amateur Radio Projects (20) AM HF Transmitter (14) Antenna Projects (89) Audio Compressor (22) circuits (22) Compact Antennas (12) CW (16) digital modes (15) DIY electronics (17) DIY radio (12) ESP32 DSP Radio (21) HF wire antenna (19) Loop antenna (12) Microphone Preamplifier (13) Mike Compressor (18) QRP (13) radio (21) Software Defined Radio (26) transmitter (33) VHF/UHF Antenna (24)

  • Mastering Meshtastic on the 70cm Amateur Band (433 MHz)
  • The zBitx v2 Has Arrived: Efficiency, Built-in EFHW, and a Wi-Fi Revolution
  • STREAM1090 : Extending Your ADS-B Range with new demodulation
  • Khanfar Spectrum Analyzer: A Free RTL-SDR Tool Suite Worth Knowing
  • Radio Waves Weekly — Issue #013
  • The New Digital Frontier: Meshtastic vs MeshCore for HAM radio
  • The Silent Revolution: DRM+ Radio in the FM Bands
  • Meshcore for Ham Radio: A Simple Start
  • Antenna (107)
  • Articles (84)
  • audio (36)
  • Circuits (111)
  • CW (16)
  • Digital modes (18)
  • DIY (187)
  • DIY Video (3)
  • DRM (4)
  • Ebook (3)
  • Guide (46)
  • HF (112)
  • News (51)
  • Power & Battery (4)
  • QRP (37)
  • radio (85)
  • Radio Waves Weekly (13)
  • Reception (58)
  • Reviews (21)
  • Satellites (4)
  • SDR (33)
  • Tools (76)
  • Transmitter (43)
  • VHF/UHF (62)
  • Videos (14)


| Editorial by MysteryThemes.
  • Advertise
  • Contact Us
  • Copyright
  • Disclaimer
  • Terms and Conditions