# ESP32 Wi-Fi Radios as SDRs at 2.4 GHz

ESP32 Wi-Fi radios can function as SDRs at 2.4 GHz. They operate within a 100 MHz slice from 2.4 to 2.5 GHz. Frequency mixing enables reception on other bands via converter circuits.

https://hackaday.com/2026/10/15/so-you-want-to-make-your-sdr-work-on-other-frequencies/

Image: https://hackaday.com/wp-content/uploads/2021/07/esp32-linux-featured.jpg?w=800

Image: https://hackaday.com/wp-content/uploads/2016/07/rf-front-end.jpg?w=400

Image: https://hackaday.com/wp-content/uploads/2026/10/low-pass-filter.jpg?w=400

#sdrradio #espressif #wifi #frequency

---

Canonical URL: https://qwibbit.com/q21464

Created: 2026-10-25T00:23:08.228026+00:00

Last edited: 2026-10-25T00:23:08.228026+00:00

Board: 3

Origin: Syndicated

Original source: https://hackaday.com/2026/10/15/so-you-want-to-make-your-sdr-work-on-other-frequencies/