TP-RFX Teleproject

What it does

TP-RFX is a pro-grade outdoor RF spectrum analyzer covering 15 MHz to 2.7 GHz, analyzing fixed carrier frequencies like TETRA, PMR, DMR, LoRa, WiFi, and more. It supports 2G, 3G, 4G, and 5G (low band). TP-CELLX is available for cellular signal monitoring.

• RH
  RF Hunter – Find hidden cameras and other devices2024 · github.com · ▲594

  This project is an RF Signal Scanner built using an ESP32, AD8317 RF detector, and various other components. It's designed to detect and measure RF signals in the environment and display the signal strength on an OLED display. It's useful to find hidden cameras, wiretapping devices, and other RF-enabled devices.

• IV
  I've built a spectrogram analyzer web app2023 · webfft.net · ▲244
• RR
  Resonate – real-time high temporal resolution spectral analysis2025 · alexandrefrancois.org · ▲76
• AP
  A pagerDec 2025 · udp7777.com · ▲104

  Hello HN, I basically don't use notifications for anything. The noise is too much. Slack is too loud. Email is too slow. But sometimes you do need a note in your face. I found myself missing 1990s pagers. I wanted a digital equivalent - something that does one thing: beep until I ack it. So I built UDP-7777. Concept: - 0% Cloud: It listens on UDP Port 7777. No accounts, no central servers. You don't need Tailscale/ZeroTier/WG/etc, it's just easy for device sets. - CAPCODES: It maps your IP address (LAN or Tailscale) to a retro 10-digit "CAPCODE" that looks like a phone number…

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  RF Coverage ScoutApr 2026 · play.google.com · ▲1

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• TL
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