The js code for the KX155A radio has an error in lines 111 to 130 - the
constant factor to decrement the frequency is positive when it should be
negative.
case "RADIO" + this.radioIndex + "_COM_Knob_Small_DEC":
switch (this.comKnobState) {
case 0:
SimVar.SetSimVarValue("K:COM" + (this.radioIndex == 1 ? "" : "2") + (this.comdirectActiveinput ? "" : "_STBY") + "_RADIO_SET_HZ", "Hz", this.activeComModify(SimVar.GetSimVarValue("COM " + (this.comdirectActiveinput ? "ACTIVE" : "STANDBY") + " FREQUENCY:" + this.radioIndex, "Hz"), this.comKnobPulled ? -8333 : **16666** ));
case 1:
this.selectedStorageIndex = (this.selectedStorageIndex + 30) % 32 + 1;
break;
case 2:
SimVar.SetSimVarValue("K:COM" + this.radioIndex + "_STORED_FREQUENCY_INDEX_SET", "number", this.selectedStorageIndex);
SimVar.SetSimVarValue("K:COM" + this.radioIndex + "_STORED_FREQUENCY_SET_HZ", "Hz", this.storedComModify(SimVar.GetSimVarValue("COM" + this.radioIndex + " STORED FREQUENCY:" + this.selectedStorageIndex, "Hertz"), this.comKnobPulled ? -8333 : **16666** ));
break;
case 3:
var count = 32;
this.chanelSelectionTimer = 5000;
do {
this.selectedStorageIndex = (this.selectedStorageIndex + 30) % 32 + 1;
count--;
} while (SimVar.GetSimVarValue("COM" + this.radioIndex + " STORED FREQUENCY:" + this.selectedStorageIndex, "Megahertz") == 0 && count > 0);
}
break;
the 16666 should be -16666. The error makes the knob always increase the
frequencies and not allow for decresing the frequencies.