diff --git a/cpu/avr/radio/rf230bb/rf230bb.c b/cpu/avr/radio/rf230bb/rf230bb.c
index 2b6a29f08..d7f212ad4 100644
--- a/cpu/avr/radio/rf230bb/rf230bb.c
+++ b/cpu/avr/radio/rf230bb/rf230bb.c
@@ -1877,18 +1877,22 @@ rf230_read(void *buf, unsigned short bufsize)
   return len - AUX_LEN;
 }
 /*---------------------------------------------------------------------------*/
+static uint8_t powertmp;
 void
 rf230_set_txpower(uint8_t power)
 {
   set_txpower(power);
+  powertmp = power;
 }
 /*---------------------------------------------------------------------------*/
 uint8_t
 rf230_get_txpower(void)
 {
-	uint8_t power = TX_PWR_UNDEFINED;
+//	uint8_t power = TX_PWR_UNDEFINED;
+	uint8_t power = powertmp;
 	if (hal_get_slptr()) {
 		PRINTF("rf230_get_txpower:Sleeping");
+//		power = powertmp;
 	} else {
 		power = hal_subregister_read(SR_TX_PWR);
 	}
diff --git a/examples/osd/arduino-settingsmanager/extended-rf-api.c b/examples/osd/arduino-settingsmanager/extended-rf-api.c
index e0b844727..d9ca4bd2a 100644
--- a/examples/osd/arduino-settingsmanager/extended-rf-api.c
+++ b/examples/osd/arduino-settingsmanager/extended-rf-api.c
@@ -46,7 +46,6 @@ struct rf_consts {
 };
 
 static struct rf_consts consts;
-static radio_value_t tmpv;
 
 void
 print_64bit_addr(const uint8_t *addr)
@@ -116,12 +115,9 @@ radio_result_t
 get_param(radio_param_t param, radio_value_t *value)
 {
   radio_result_t rv;
-  if(param == RADIO_PARAM_TXPOWER){
-	  value = tmpv;
-	  rv = RADIO_RESULT_OK;
-  } else {
-    rv = NETSTACK_RADIO.get_value(param, value);
-  }
+
+  rv = NETSTACK_RADIO.get_value(param, value);
+  
   switch(rv) {
   case RADIO_RESULT_ERROR:
     printf("Radio returned an error\n");
@@ -146,9 +142,7 @@ radio_result_t
 set_param(radio_param_t param, radio_value_t value)
 {
   radio_result_t rv;
-  if(param == RADIO_PARAM_TXPOWER){
-	  tmpv = value;
-  }
+
   rv = NETSTACK_RADIO.set_value(param, value);
 
   switch(rv) {
diff --git a/examples/osd/arduino-settingsmanager/shell-merkur.c b/examples/osd/arduino-settingsmanager/shell-merkur.c
index 394c2cdd1..53ace3211 100644
--- a/examples/osd/arduino-settingsmanager/shell-merkur.c
+++ b/examples/osd/arduino-settingsmanager/shell-merkur.c
@@ -88,12 +88,11 @@ PROCESS_THREAD(shell_txpower_process, ev, data)
   if(newptr == data) {
 	if(get_param(RADIO_PARAM_TXPOWER, &value) == RADIO_RESULT_OK) {
     }
-//    value = params_get_txpower();
   } else {
     set_param(RADIO_PARAM_TXPOWER, value);
   }
 
-  snprintf(buf, sizeof(buf), "%3d dBm", value);
+  snprintf(buf, sizeof(buf), "%3d", value);
   shell_output_str(&txpower_command, "TX Power: ", buf);
 
   PROCESS_END();
diff --git a/platform/osd-merkur-256/params.c b/platform/osd-merkur-256/params.c
index 6b866f025..82e70dc29 100644
--- a/platform/osd-merkur-256/params.c
+++ b/platform/osd-merkur-256/params.c
@@ -31,7 +31,7 @@
  */
 #define PRINTF(FORMAT,args...) printf_P(PSTR(FORMAT),##args)
 
-#define DEBUG 1
+#define DEBUG 0
 #if DEBUG
 #define PRINTD(FORMAT,args...) printf_P(PSTR(FORMAT),##args)
 #else
@@ -266,6 +266,7 @@ uint8_t
 params_get_txpower(void) {
   uint8_t x;
   size_t  size = 1;
+  PRINTD("params_get_txpower\n",x);
   if (settings_get(SETTINGS_KEY_TXPOWER, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
     PRINTD("<-Get tx power of %d (0=max)\n",x);
   } else {
@@ -298,9 +299,9 @@ params_save_panid(void) {
   settings_status_t rx=SETTINGS_STATUS_OK;
   	
   if(NETSTACK_RADIO.get_value(RADIO_PARAM_PAN_ID, &value) == RADIO_RESULT_OK) {
-    printf("%d\n", value);
+    PRINTD("%04x\n", value);
     if(settings_set_uint16(SETTINGS_KEY_PAN_ID, value) != SETTINGS_STATUS_OK) {
-      printf("settings-panid: `save` failed: \n");
+      PRINTD("settings-panid: `save` failed: \n");
       rx = SETTINGS_STATUS_FAILURE;
     }
   } else {
@@ -315,9 +316,9 @@ params_save_channel(void) {
   settings_status_t rx=SETTINGS_STATUS_OK;
   	
   if(NETSTACK_RADIO.get_value(RADIO_PARAM_CHANNEL, &value) == RADIO_RESULT_OK) {
-    printf("%d\n", value);
+    PRINTD("%d\n", value);
     if(settings_set_uint8(SETTINGS_KEY_CHANNEL, value) != SETTINGS_STATUS_OK) {
-      printf("settings-channel: `save` failed: \n");
+      PRINTD("settings-channel: `save` failed: \n");
       rx = SETTINGS_STATUS_FAILURE;
     }
   } else {
@@ -332,9 +333,9 @@ params_save_txpower(void) {
   settings_status_t rx=SETTINGS_STATUS_OK;
   	
   if(NETSTACK_RADIO.get_value(RADIO_PARAM_TXPOWER, &value) == RADIO_RESULT_OK) {
-    printf("%d\n", value);
+    PRINTD("%d\n", value);
     if(settings_set_uint8(SETTINGS_KEY_TXPOWER, value) != SETTINGS_STATUS_OK) {
-      printf("settings-txpower: `save` failed: \n");
+      PRINTD("settings-txpower: `save` failed: \n");
       rx = SETTINGS_STATUS_FAILURE;
     }
   } else {