adjust frequency, print out actualy frequency

src/main.cpp

@@ -20,7 +20,7 @@ bool found = false;
 void initRadio() {
   radio.initialize(FREQUENCY,NODEID,networkID);
   radio.spyMode(true);
-  radio.setFrequency(915230000);
+  //radio.setFrequency(915230000);
 }
 
 void setup() {
@@ -38,7 +38,10 @@ void setup() {
   Serial.print(temperature);
   Serial.println("C");
 
-  
+  uint32_t freq = radio.getFrequency();
+  Serial.print("Listening Frequency: ");
+  Serial.println(freq);
+
   // Turn off LED
   pinMode(LED_BUILTIN, OUTPUT);
   digitalWrite(LED_BUILTIN, LOW);