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  • 23.10.2026
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Amateur Radio, Tech Insights and Reviews

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amateur radio open source Technology

P4 SDR: Handheld ESP32-P4 RTL-SDR Spectrum Receiver with ADS-B and WiFi BLE Scanner

9M2PJU 23.10.2026

P4 SDR is open source ESP-IDF firmware that turns the Waveshare ESP32-P4 kit plus RTL-SDR…

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