* repeater, room server and terminal chat: default to rxdelay off

examples/simple_repeater/main.cpp

@@ -19,7 +19,7 @@
 
 /* ------------------------------ Config -------------------------------- */
 
-#define FIRMWARE_VER_TEXT   "v4 (build: 14 Feb 2025)"
+#define FIRMWARE_VER_TEXT   "v4 (build: 17 Feb 2025)"
 
 #ifndef LORA_FREQ
   #define LORA_FREQ   915.0
@@ -423,8 +423,8 @@ public:
     // defaults
     memset(&_prefs, 0, sizeof(_prefs));
     _prefs.airtime_factor = 1.0;    // one half
-    _prefs.rx_delay_base = 10.0;
-    _prefs.tx_delay_factor = 0.25f;
+    _prefs.rx_delay_base =   0.0f;  // turn off by default, was 10.0;
+    _prefs.tx_delay_factor = 0.5f;   // was 0.25f
     strncpy(_prefs.node_name, ADVERT_NAME, sizeof(_prefs.node_name)-1);
     _prefs.node_name[sizeof(_prefs.node_name)-1] = 0;  // truncate if necessary
     _prefs.node_lat = ADVERT_LAT;

examples/simple_room_server/main.cpp

@@ -19,7 +19,7 @@
 
 /* ------------------------------ Config -------------------------------- */
 
-#define FIRMWARE_VER_TEXT   "v4 (build: 14 Feb 2025)"
+#define FIRMWARE_VER_TEXT   "v4 (build: 17 Feb 2025)"
 
 #ifndef LORA_FREQ
   #define LORA_FREQ   915.0
@@ -527,8 +527,8 @@ public:
     // defaults
     memset(&_prefs, 0, sizeof(_prefs));
     _prefs.airtime_factor = 1.0;    // one half
-    _prefs.rx_delay_base = 10.0;
-    _prefs.tx_delay_factor = 0.25f;
+    _prefs.rx_delay_base = 0.0f;   // off by default, was 10.0
+    _prefs.tx_delay_factor = 0.5f;   // was 0.25f;
     strncpy(_prefs.node_name, ADVERT_NAME, sizeof(_prefs.node_name)-1);
     _prefs.node_name[sizeof(_prefs.node_name)-1] = 0;  // truncate if necessary
     _prefs.node_lat = ADVERT_LAT;

examples/simple_secure_chat/main.cpp

@@ -213,6 +213,10 @@ protected:
     return _prefs.airtime_factor;
   }
 
+  int calcRxDelay(float score, uint32_t air_time) const override {
+    return 0;  // disable rxdelay
+  }
+
   void onDiscoveredContact(ContactInfo& contact, bool is_new) override {
     // TODO: if not in favs,  prompt to add as fav(?)