adafruit · dhalbert · Jul 22, 2026 · Jul 20, 2026 · Jul 20, 2026
diff --git a/ports/espressif/boards/adafruit_qtpy_esp32_pico/mpconfigboard.h b/ports/espressif/boards/adafruit_qtpy_esp32_pico/mpconfigboard.h
@@ -26,3 +26,6 @@
 // UART pins attached to the USB-serial converter chip
 #define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
 #define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/adafruit_qtpy_esp32s2/mpconfigboard.h b/ports/espressif/boards/adafruit_qtpy_esp32s2/mpconfigboard.h
@@ -25,3 +25,6 @@
 #define CIRCUITPY_BOARD_UART_PIN    {{.tx = &pin_GPIO5, .rx = &pin_GPIO16}}
 
 #define DOUBLE_TAP_PIN (&pin_GPIO10)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/atmegazero_esp32s2/mpconfigboard.h b/ports/espressif/boards/atmegazero_esp32s2/mpconfigboard.h
@@ -22,3 +22,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO40)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/cezerio_dev_ESP32C6/mpconfigboard.h b/ports/espressif/boards/cezerio_dev_ESP32C6/mpconfigboard.h
@@ -25,3 +25,6 @@
 
 // For entering safe mode, use BOOT button
 #define CIRCUITPY_BOOT_BUTTON       (&pin_GPIO9)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/circuitart_zero_s3/mpconfigboard.h b/ports/espressif/boards/circuitart_zero_s3/mpconfigboard.h
@@ -32,3 +32,6 @@
 #define DEFAULT_TFT_CS (&pin_GPIO39)
 #define DEFAULT_TFT_DC (&pin_GPIO5)
 #define DEFAULT_TFT_RST (&pin_GPIO40)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h b/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h
@@ -16,3 +16,6 @@
 
 #define DEFAULT_I2C_BUS_SCL  (&pin_GPIO44)
 #define DEFAULT_I2C_BUS_SDA  (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.h b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.h
@@ -16,3 +16,6 @@
 
 #define CIRCUITPY_CONSOLE_UART_RX     DEFAULT_UART_BUS_RX
 #define CIRCUITPY_CONSOLE_UART_TX     DEFAULT_UART_BUS_TX
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/lolin_c3_pico/mpconfigboard.h b/ports/espressif/boards/lolin_c3_pico/mpconfigboard.h
@@ -26,3 +26,6 @@
 
 #define CIRCUITPY_BOARD_UART        (1)
 #define CIRCUITPY_BOARD_UART_PIN    {{.tx = &pin_GPIO21, .rx = &pin_GPIO20}}
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/lolin_s3_mini_pro/mpconfigboard.h b/ports/espressif/boards/lolin_s3_mini_pro/mpconfigboard.h
@@ -22,3 +22,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/makergo_esp32c6_supermini/mpconfigboard.h b/ports/espressif/boards/makergo_esp32c6_supermini/mpconfigboard.h
@@ -17,3 +17,6 @@
 // Default bus pins
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO17)
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO16)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/microdev_micro_s2/mpconfigboard.h b/ports/espressif/boards/microdev_micro_s2/mpconfigboard.h
@@ -25,3 +25,6 @@
 
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO43)
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO44)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/seeed_xiao_esp32c6/mpconfigboard.h b/ports/espressif/boards/seeed_xiao_esp32c6/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 // For entering safe mode, use BOOT button
 #define CIRCUITPY_BOOT_BUTTON       (&pin_GPIO9)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_bling/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_bling/mpconfigboard.h
@@ -25,3 +25,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_blizzard_s3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_blizzard_s3/mpconfigboard.h
@@ -25,3 +25,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_edges3d/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_edges3d/mpconfigboard.h
@@ -21,3 +21,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_feathers2/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_feathers2/mpconfigboard.h
@@ -25,3 +25,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_feathers2_neo/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_feathers2_neo/mpconfigboard.h
@@ -25,3 +25,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_feathers2_prerelease/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_feathers2_prerelease/mpconfigboard.h
@@ -25,3 +25,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_feathers3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_feathers3/mpconfigboard.h
@@ -28,3 +28,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_feathers3_neo/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_feathers3_neo/mpconfigboard.h
@@ -27,3 +27,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 // #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_nanos3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_nanos3/mpconfigboard.h
@@ -23,3 +23,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_omgs3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_omgs3/mpconfigboard.h
@@ -24,3 +24,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_pros3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_pros3/mpconfigboard.h
@@ -25,3 +25,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_rgbtouch_mini/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_rgbtouch_mini/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 #define DEFAULT_I2C_BUS_SCL (&pin_GPIO9)
 #define DEFAULT_I2C_BUS_SDA (&pin_GPIO8)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinyc6/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinyc6/mpconfigboard.h
@@ -23,3 +23,6 @@
 
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO17)
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO16)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinypico/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinypico/mpconfigboard.h
@@ -18,3 +18,6 @@
 // UART pins attached to the USB-serial converter chip
 #define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
 #define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinypico_nano/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinypico_nano/mpconfigboard.h
@@ -18,3 +18,6 @@
 // UART pins attached to the USB-serial converter chip
 #define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
 #define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinys2/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinys2/mpconfigboard.h
@@ -23,3 +23,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinys3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinys3/mpconfigboard.h
@@ -25,3 +25,6 @@
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
 
 #define DOUBLE_TAP_PIN (&pin_GPIO47)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/unexpectedmaker_tinywatch_s3/mpconfigboard.h b/ports/espressif/boards/unexpectedmaker_tinywatch_s3/mpconfigboard.h
@@ -21,3 +21,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/mpconfigboard.h
@@ -31,3 +31,6 @@
 
 // Explanation of how a user got into safe mode
 #define BOARD_USER_SAFE_MODE_ACTION MP_ERROR_TEXT("You pressed the BOOT button at start up.")
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h
@@ -20,3 +20,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_amoled_241/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_amoled_241/mpconfigboard.h
@@ -32,3 +32,6 @@
 // Default UART bus
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_eth/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_eth/mpconfigboard.h
@@ -15,3 +15,6 @@
 
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_geek/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_geek/mpconfigboard.h
@@ -20,3 +20,6 @@
 #define CIRCUITPY_BOARD_SPI         (2)
 #define CIRCUITPY_BOARD_SPI_PIN     {{.clock = &pin_GPIO12, .mosi = &pin_GPIO11}, \
                                      {.clock = &pin_GPIO36, .mosi = &pin_GPIO35, .miso = &pin_GPIO37}}
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_lcd_1_28/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_lcd_1_28/mpconfigboard.h
@@ -23,3 +23,6 @@
 
 #define CIRCUITPY_CONSOLE_UART_RX DEFAULT_UART_BUS_RX
 #define CIRCUITPY_CONSOLE_UART_TX DEFAULT_UART_BUS_TX
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_lcd_1_47/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_lcd_1_47/mpconfigboard.h
@@ -20,3 +20,6 @@
 #define CIRCUITPY_BOARD_SPI         (2)
 #define CIRCUITPY_BOARD_SPI_PIN     {{.clock = &pin_GPIO40, .mosi = &pin_GPIO45}, \
                                      {.clock = &pin_GPIO14, .mosi = &pin_GPIO15, .miso = &pin_GPIO16}}
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_matrix/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_matrix/mpconfigboard.h
@@ -13,3 +13,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_pico/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_pico/mpconfigboard.h
@@ -23,3 +23,6 @@
 #define DEFAULT_SPI_BUS_SCK (&pin_GPIO36)
 #define DEFAULT_SPI_BUS_MOSI (&pin_GPIO35)
 #define DEFAULT_SPI_BUS_MISO (&pin_GPIO37)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_tiny/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_tiny/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO19)
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO20)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_tiny_n8r8/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_tiny_n8r8/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 #define DEFAULT_UART_BUS_RX         (&pin_GPIO19)
 #define DEFAULT_UART_BUS_TX         (&pin_GPIO20)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_1_47/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_1_47/mpconfigboard.h
@@ -20,3 +20,6 @@
 #define CIRCUITPY_BOARD_SPI         (2)
 #define CIRCUITPY_BOARD_SPI_PIN     {{.clock = &pin_GPIO38, .mosi = &pin_GPIO39}, /* for LCD display */ \
                                      {.clock = &pin_GPIO16, .mosi = &pin_GPIO15, .miso = &pin_GPIO17} /* for SD Card */}
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_2/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_2/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_2_8/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_touch_lcd_2_8/mpconfigboard.h
@@ -17,3 +17,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32_s3_zero/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s3_zero/mpconfigboard.h
@@ -16,3 +16,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/waveshare_esp32s2_pico/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32s2_pico/mpconfigboard.h
@@ -23,3 +23,6 @@
 
 #define DEFAULT_UART_BUS_RX (&pin_GPIO44)
 #define DEFAULT_UART_BUS_TX (&pin_GPIO43)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)
diff --git a/ports/espressif/boards/wemos_lolin32_lite/mpconfigboard.h b/ports/espressif/boards/wemos_lolin32_lite/mpconfigboard.h
@@ -20,3 +20,6 @@
 // UART pins attached to the USB-serial converter chip
 #define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
 #define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)
+
+// Reduce wifi.radio.tx_power due to the antenna design of this board
+#define CIRCUITPY_WIFI_DEFAULT_TX_POWER   (15)