Increase default FT8 output (ugly hack)

gdyuldin · Aug 21, 2024 · 90bf33c · 90bf33c
1 parent 2e4d79e
commit 90bf33c
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Showing 3 changed files with 12 additions and 1 deletion.
diff --git a/src/dialog_ft8.c b/src/dialog_ft8.c
@@ -672,6 +672,7 @@ static void load_band() {
 static void clean() {
     reset();
 
+    lv_table_set_row_cnt(table, 0);
     lv_table_set_row_cnt(table, 1);
     lv_table_set_cell_value(table, 0, 0, "Wait sync");
 
@@ -1179,7 +1180,8 @@ static void tx_worker() {
     radio_set_freq(radio_freq + params.ft8_tx_freq.x - signal_freq);
     radio_set_modem(true);
 
-    float gain_scale = -12.0f + log10f(params.pwr) * 5;
+    float gain_scale = -8.2f + params.ft8_output_gain_offset + log10f(params.pwr) * 5;
+
     while (true) {
         if (n_samples <= 0 || state != TX_PROCESS) {
             state = RX_PROCESS;

diff --git a/src/params/params.c b/src/params/params.c
@@ -118,6 +118,7 @@ params_t params = {
     .ft8_band               = 5,
     .ft8_tx_freq            = { .x = 1325,      .name = "ft8_tx_freq" },
     .ft8_auto               = { .x = true,      .name = "ft8_auto" },
+    .ft8_output_gain_offset = 0.0f,
 
     .long_gen               = ACTION_SCREENSHOT,
     .long_app               = ACTION_APP_RECORDER,
@@ -696,6 +697,11 @@ void params_init() {
     pthread_create(&thread, NULL, params_thread, NULL);
     pthread_detach(thread);
     params_modulation_setup(&params_lo_offset_get);
+
+    // Fix for different output poser on different devices
+    if (access("/mnt/.fix_ft8_power", F_OK) == 0) {
+        params.ft8_output_gain_offset = -4.0f;
+    }
 }
 
 int32_t params_lo_offset_get() {

diff --git a/src/params/params.h b/src/params/params.h
@@ -191,6 +191,9 @@ typedef struct {
     params_uint16_t     ft8_tx_freq;
     params_bool_t       ft8_auto;
 
+    // Temporal fix for different output power on FT8
+    float               ft8_output_gain_offset;
+
     /* Long press actions */
 
     uint8_t             long_gen;