Baofeng uv 5b software update5/3/2023 T-CODE - sets transmit PL tone frequency, offers no way to disable!.R-CODE - sets tone squelch frequency, offers no way to disable!.VOICE - voice prompt english, chinese, off.ROGE - roger beep should be off for ham repeater use.SAVE - battery saver reduces xmit power when strong signal detected. ![]() ![]() It is also said that when transmitting in this band there will be harmonic noise generated on the 70cm band, which is likely why the radio was never certified as function on 1.25m. It has been said that on this band the receiver is not as sensitive. This may not be good for the radio, however, it is capable of doing it. ![]() I discovered this by accident when I was experimenting. Weird thing, I am able to enter 1.25-Meter band frequencies and transmit with my UV-B6. There are some trimmed down or missing features on this model compared to the UV-5R, such as fewer channel memories, smaller LCD display, and no 2.5kHz minimum frequency step. The UV-B5 has a rotary selector knob where the LED light is on top of the UV-B6, which is the primary distinction between the two models. The UV-B6 receiver is more sensitive and selective than other similar inexpensive Chinese radios. ![]() The UV-B series receiver does not overload anywhere as easily as the UV-5R.
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