Quansheng UV-K5, an inexpensive walkie-talkie/multiband radio that works in the 50 MHz to 600 MHz bands, has gotten an Experimental Firmware from the community that expands the range to 18 MHz to 1300 MHz, the maximum limits of the Beken BK4819 chip it is based on. The device is popular enough in the ham radio community that an unofficial blog has been created for it. The author explains that UV-K5 is better than other typical Chinese radios with “intuitive controls although the naming is a bit cryptic, and a nice crisp display”. He goes on to explain how to flash the firmware and reminds users they do this at their own risk in case they brick the device or break any regulations. The Quansheng UV-K5 supports the following bands with the stock firmware: F1: 50.0000-76.0000MHz (RX only) F2: 108-.0000-135.9750MHz (RX only) F3: 136.0000-173.9750MHz (TX and RX both) F4: 174.0000-349.9750MHz (RX [...]

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