By the end of 2018 is to be transferred to the 8.33 kHz Voice Channel Spacing.

The radio communications between the pilot and air traffic control has happened since then, and with more frequency than we have been accustomed to, with a 25 kHz spacing system.

Also the IVAO following with the new guidelines, and this, with the result that, in the case of online destinations also make use of the new 8.33 kHz frequency range.

Only the COM radio in my cockpit, it was not 8.33 kHz compliant

Now that I have two COM radios, and sent it to the manufacturer, CPFlight, Italy.
For $ 25 a piece, they now have an update to the firmware so that the radio can be used with 8.33 kHz freqs.