diff --git a/projetcs/usrp_fmradio.tbj b/projetcs/usrp_fmradio.tbj
index 03c66ab09f3cb1ab5226e5f62f198302d2d540ee..fd751ee8dd73156c25901f68c0442a6b3d3fb2c8 100644
--- a/projetcs/usrp_fmradio.tbj
+++ b/projetcs/usrp_fmradio.tbj
@@ -48,7 +48,7 @@
                 },
                 "out_spr": {
                     "default": 2500000,
-                    "instance_value": 2500000,
+                    "instance_value": "1000000",
                     "tooltip": "Output Sample Rate",
                     "type": "int"
                 },
@@ -155,7 +155,7 @@
             "instance": {
                 "additional_args": "OUTD=1;nice=0;",
                 "exec": "modules/uhd_usrp_continous",
-                "instance_value": 4
+                "instance_value": 3
             },
             "name": {
                 "name": "UHD_连续收发"
@@ -230,7 +230,7 @@
                 },
                 "sprate": {
                     "default": 1,
-                    "instance_value": "2.5",
+                    "instance_value": "1.0",
                     "tooltip": "采样率(MHz)",
                     "type": "int"
                 },