diff --git a/README.md b/README.md
index a3c2852..fc174cd 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ Frequency Labs meshadv
     GPIO Pins: CS=21, Reset=18, Busy=20, IRQ=16, TXEN=13, RXEN=12, use_dio3_tcxo=True
 
 HT-RA62 module
-
+    
     Hardware: Heltec HT-RA62 LoRa module
     Platform: Raspberry Pi (or compatible single-board computer)
     Frequency: 868MHz (EU) or 915MHz (US)
@@ -92,7 +92,7 @@ HT-RA62 module
     SPI Bus: SPI0
     GPIO Pins: CS=21, Reset=18, Busy=20, IRQ=16, use_dio3_tcxo=True, use_dio2_rf=True
 
-Zindello Industries UltraPeater
+Zindello Industries UltraPeater 
 
     Hardware: EBYTE E22/P 1W Module
     Platform: Luckfox Pico Ultra/W  (NOT A PI DEVICE)
@@ -113,16 +113,6 @@ Waveshare LoRaWAN/GNSS HAT (SPI Version Only)
     GPIO Pins: CS=21, Reset=18, Busy=20, IRQ=16
     Note: Only the SPI version is supported. The UART version will not work.
 
-RAK Wireless RAK6421 with RAK1330x
-
-    Hardware: RAK1330x LoRa module
-    Platform: Raspberry Pi (or compatible single-board computer)
-    Frequency: 868MHz (EU) or 915MHz (US)
-    TX Power: 22dBm on RAK13300, 30dBm on RAK13302
-    SPI Bus: SPI0
-    GPIO Pins(IO Slot 1): Reset=16, Busy=24, IRQ=22, use_dio3_tcxo=True, use_dio2_rf=True
-    GPIO Pins(IO Slot 2): Reset=24, Busy=19, IRQ=18, use_dio3_tcxo=True, use_dio2_rf=True
-
 ...
 
 ## Screenshots
@@ -141,7 +131,7 @@ Before You Begin
 
 Make sure SPI is switched on using raspi-config:
 
-```bash
+```bash 
 sudo raspi-config
 ```
 
@@ -155,12 +145,12 @@ sudo reboot
 ```
 
 After reboot, you can confirm SPI is active:
-```bash
+```bash 
 ls /dev/spi*
 ```
 
 You should see something like:
-```bash
+```bash 
 /dev/spidev0.0  /dev/spidev0.1
 ```
 
diff --git a/radio-settings.json b/radio-settings.json
index 9b0ae50..e3f74ad 100644
--- a/radio-settings.json
+++ b/radio-settings.json
@@ -206,7 +206,7 @@
       "preamble_length": 17,
       "is_waveshare": false
     },
-    "ultrapeater-e22": {
+      "ultrapeater-e22": {
       "name": "Zindello Industries UltraPeater E22",
       "bus_id": 0,
       "cs_id": 0,
@@ -225,7 +225,7 @@
       "use_gpiod_backend": true,
       "gpio_chip": 1
     },
-    "ultrapeater-e22p": {
+      "ultrapeater-e22p": {
       "name": "Zindello Industries UltraPeater E22P",
       "bus_id": 0,
       "cs_id": 0,
@@ -244,48 +244,6 @@
       "preamble_length": 17,
       "use_gpiod_backend": true,
       "gpio_chip": 1
-    },
-    "rak6421-13300x-slot1": {
-      "name": "Rak Wireless RAK6421 with RAK1330x on IO Slot 1",
-      "bus_id": 0,
-      "cs_id": 0,
-      "cs_pin": -1,
-      "reset_pin": 16,
-      "busy_pin": 24,
-      "irq_pin": 22,
-      "txen_pin": -1,
-      "rxen_pin": -1,
-      "en_pins": [12, 13],
-      "txled_pin": -1,
-      "rxled_pin": -1,
-      "tx_power": 22,
-      "use_dio2_rf": true,
-      "use_dio3_tcxo": true,
-      "dio3_tcxo_voltage": 1.8,
-      "preamble_length": 17,
-      "use_gpiod_backend": true,
-      "gpio_chip": 1
-    },
-    "rak6421-13300x-slot2": {
-      "name": "Rak Wireless RAK6421 with RAK1330x on IO Slot 2",
-      "bus_id": 0,
-      "cs_id": 1,
-      "cs_pin": -1,
-      "reset_pin": 24,
-      "busy_pin": 19,
-      "irq_pin": 18,
-      "txen_pin": -1,
-      "rxen_pin": -1,
-      "en_pins": [26, 23],
-      "txled_pin": -1,
-      "rxled_pin": -1,
-      "tx_power": 22,
-      "use_dio2_rf": true,
-      "use_dio3_tcxo": true,
-      "dio3_tcxo_voltage": 1.8,
-      "preamble_length": 17,
-      "use_gpiod_backend": true,
-      "gpio_chip": 1
     }
   }
 }