bugfix: set signal-quality-norm to zero if off or unserviceable

diff --git a/src/Instrumentation/navradio.cxx b/src/Instrumentation/navradio.cxx
index fafd7b2860aae722a7e63aa4f3671e71e9e8e297..4be95c41600e04ae70b328c9170e48e8c342f970 100644 (file)
--- a/src/Instrumentation/navradio.cxx
+++ b/src/Instrumentation/navradio.cxx
@@ -383,6 +383,7 @@ FGNavRadio::update(double dt)
 void FGNavRadio::clearOutputs()
 {
   inrange_node->setBoolValue( false );
+  signal_quality_norm_node->setDoubleValue( 0.0 );
   cdi_deflection_node->setDoubleValue( 0.0 );
   cdi_deflection_norm_node->setDoubleValue( 0.0 );
   cdi_xtrack_error_node->setDoubleValue( 0.0 );