You will see a sequence of numbers flash on the screen (e.g., "8806" , "8816" , "8820" , or "8832" ).
Essential for traveling between the Americas (which use 10 kHz steps for AM/MW) and Europe/Asia (which use 9 kHz steps). Turn the radio . xhdata d-808 firmware update
Since you cannot flash new firmware, most issues are handled through "hidden" button combinations or factory resets: You will see a sequence of numbers flash on the screen (e
However, the existence of firmware updates also highlights the importance of community in the radio hobby. The XHDATA D-808 utilizes hardware similar to other radios on the market, such as the Degen DE1103. Because of these similarities, a subculture of "custom firmware" has emerged. While official updates from XHDATA provide stability, independent developers within the radio community have sometimes created modified firmware that unlocks hidden capabilities or changes the aesthetic of the display. This ecosystem of support extends the longevity of the D-808 far beyond what is typical for a consumer radio in its price range. Since you cannot flash new firmware, most issues
Press and hold the button to cycle between 9 kHz and 10 kHz stepping. 4. Disabling the Internal Charger
| Feature / Generation | Original Version (2018) | 2021/2022 Revision | 2023 Revision (Current) | | :--- | :--- | :--- | :--- | | | Micro-USB port | Micro-USB port | USB-C port | | Display Backlight | White backlight | Yellow/Orange backlight | Yellow/Orange backlight | | PCB Version | MV02 (2017-08-29) | MV04 (2018-12-24) | Unknown (PCB and circuits changed) | | Audio & Tuning | Original performance | Audio improvements, same PCB | Tuning and filtering refinements |
Unlike modern software-defined radios (SDRs) or smartphones, the XHDATA D-808 is built on a traditional micro-controller platform paired with a dedicated DSP (Digital Signal Processing) chip—specifically the Silicon Labs Si4735. The firmware is hardcoded onto the chip during the manufacturing process.