.

software/ors-amarisoft/ru/common-input-schema.json

@@ -10,10 +10,14 @@
 
   "properties": {
     "ru_type": {
-      "type": "string"
+      "type": "string",
+      "enum": ["sdr", "lopcomm", "sunwave"],
+      "options":  { "hidden": true }
     },
     "ru_link_type": {
-      "type": "string"
+      "type": "string",
+      "enum": ["sdr", "cpri"],
+      "options":  { "hidden": true }
     },
 
     "n_antenna_dl": {

software/ors-amarisoft/ru/common-schema.txt

-ru_type: string                   hidden
-ru_link_type: string  sdr|cpri    hidden
-
 if ru_link_type = "cpri":
   cpri_link:
     sdr_dev   number  # e.g. sdrX@Y

software/ors-amarisoft/ru/sdr/input-schema.json

@@ -13,13 +13,11 @@
   "properties": {
     "ru_type": {
       "const":    "sdr",
-      "template": "sdr",
-      "options":  { "hidden": true }
+      "template": "sdr"
     },
     "ru_link_type": {
       "const":    "sdr",
-      "template": "sdr",
-      "options":  { "hidden": true }
+      "template": "sdr"
     },
 
     "sdr_dev_list": {