diff --git a/plugins/channelrx/wdsprx/wdsprxdnbdialog.ui b/plugins/channelrx/wdsprx/wdsprxdnbdialog.ui
index 0634b9a74..c4d53601d 100644
--- a/plugins/channelrx/wdsprx/wdsprxdnbdialog.ui
+++ b/plugins/channelrx/wdsprx/wdsprxdnbdialog.ui
@@ -116,7 +116,7 @@
         <number>4</number>
        </property>
        <property name="maximum">
-        <double>2.000000000000000</double>
+        <double>10.000000000000000</double>
        </property>
        <property name="singleStep">
         <double>0.000100000000000</double>
@@ -125,7 +125,7 @@
         <enum>QAbstractSpinBox::DefaultStepType</enum>
        </property>
        <property name="value">
-        <double>0.100000000000000</double>
+        <double>0.500000000000000</double>
        </property>
       </widget>
      </item>
@@ -152,13 +152,13 @@
         <number>4</number>
        </property>
        <property name="maximum">
-        <double>2.000000000000000</double>
+        <double>10.000000000000000</double>
        </property>
        <property name="singleStep">
         <double>0.000100000000000</double>
        </property>
        <property name="value">
-        <double>0.100000000000000</double>
+        <double>0.500000000000000</double>
        </property>
       </widget>
      </item>
@@ -168,13 +168,13 @@
         <string>Noise blanking threshold multiplier</string>
        </property>
        <property name="minimum">
-        <number>15</number>
+        <number>2</number>
        </property>
        <property name="maximum">
-        <number>500</number>
+        <number>50</number>
        </property>
        <property name="value">
-        <number>30</number>
+        <number>10</number>
        </property>
       </widget>
      </item>
@@ -187,13 +187,13 @@
         <number>4</number>
        </property>
        <property name="maximum">
-        <double>2.000000000000000</double>
+        <double>10.000000000000000</double>
        </property>
        <property name="singleStep">
         <double>0.000100000000000</double>
        </property>
        <property name="value">
-        <double>0.100000000000000</double>
+        <double>0.500000000000000</double>
        </property>
       </widget>
      </item>
diff --git a/wdsp/anb.cpp b/wdsp/anb.cpp
index 85cb28e84..36a5d9d59 100644
--- a/wdsp/anb.cpp
+++ b/wdsp/anb.cpp
@@ -29,8 +29,8 @@ warren@wpratt.com
 #include "anb.hpp"
 #include "RXA.hpp"
 
-#define MAX_TAU         (0.002)     // maximum transition time, signal<->zero
-#define MAX_ADVTIME     (0.002)     // maximum deadtime (zero output) in advance of detected noise
+#define MAX_TAU         (0.01)     // maximum transition time, signal<->zero (slew time)
+#define MAX_ADVTIME     (0.01)     // maximum deadtime (zero output) in advance of detected noise
 #define MAX_SAMPLERATE  (1536000)
 
 namespace WDSP {
diff --git a/wdsp/nob.cpp b/wdsp/nob.cpp
index c8d18baf8..5b0dfec4d 100644
--- a/wdsp/nob.cpp
+++ b/wdsp/nob.cpp
@@ -27,10 +27,10 @@ warren@wpratt.com
 
 #include "comm.hpp"
 
-#define MAX_ADV_SLEW_TIME           (0.002)
-#define MAX_ADV_TIME                (0.002)
-#define MAX_HANG_SLEW_TIME          (0.002)
-#define MAX_HANG_TIME               (0.002)
+#define MAX_ADV_SLEW_TIME           (0.01) // Slew time
+#define MAX_ADV_TIME                (0.01) // Lead time
+#define MAX_HANG_SLEW_TIME          (0.01) // Slew time
+#define MAX_HANG_TIME               (0.01) // Lag time
 #define MAX_SEQ_TIME                (0.025)
 #define MAX_SAMPLERATE              (1536000.0)