diff --git a/lib/pctile.f90 b/lib/pctile.f90
index 7a039b05a..3bf2ffcf8 100644
--- a/lib/pctile.f90
+++ b/lib/pctile.f90
@@ -1,6 +1,6 @@
 subroutine pctile(x,npts,npct,xpct)
 
-  parameter (NMAX=128*1024)
+  parameter (NMAX=256*1024)
   real*4 x(npts)
   real*4 tmp(NMAX)
 
diff --git a/lib/qra_loops.f90 b/lib/qra_loops.f90
index de58263de..cebd7036a 100644
--- a/lib/qra_loops.f90
+++ b/lib/qra_loops.f90
@@ -3,7 +3,7 @@ subroutine qra_loops(c00,npts2,nsps,mode,mode64,nsubmode,nFadingModel,   &
 
   use packjt
   use timer_module, only: timer
-  parameter (LN=1152*63)
+  parameter (LN=2176*63)           !LN=LL*NN; LL = 64*(mode64+2)
   character*37 decoded
   complex c00(0:npts2-1)           !Analytic representation of dd(), 6000 Hz
   complex ,allocatable :: c0(:)    !Ditto, with freq shift
@@ -51,7 +51,6 @@ subroutine qra_loops(c00,npts2,nsps,mode,mode64,nsubmode,nFadingModel,   &
               call pctile(s3,LL*NN,40,base)
               s3=s3/base
               where(s3(1:LL*NN)>s3lim) s3(1:LL*NN)=s3lim
-!              if(iavg.eq.0 .and. idf.eq.1 .and. idt.eq.1) s3a(1:LL*NN)=s3(1:LL*NN)
            else
               s3(1:LL*NN)=s3avg(1:LL*NN)
            endif
diff --git a/lib/spec64.f90 b/lib/spec64.f90
index 0bf30e679..fe518d747 100644
--- a/lib/spec64.f90
+++ b/lib/spec64.f90
@@ -74,8 +74,8 @@ subroutine spec64(c0,nsps,mode,mode64,jpk,s3,LL,NN)
 !  do j=1,NN
 !     ipk1=maxloc(s3(1:LL,j))
 !     m=ipk1(1)-65
-!     write(72,3072) j,m,m/2,m/4,m/8
-!3072 format(5i8)
+!     write(72,3072) j,m,m/2,m/4,m/8,m/16,m/32,m/64
+!3072 format(8i7)
 !  enddo
 
   return
diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index 231e9efa9..dbb950df7 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -6403,7 +6403,8 @@ void MainWindow::on_actionQ65_triggered()
   m_hsymStop=49;
   ui->sbTR->values ({15, 30, 60, 120, 300});
   on_sbTR_valueChanged (ui->sbTR->value());
-  ui->sbSubmode->setMaximum(4);
+//###  ui->sbSubmode->setMaximum(4);
+  ui->sbSubmode->setMaximum(7);
   ui->sbSubmode->setValue(m_nSubMode);  m_wideGraph->setMode(m_mode);
   m_wideGraph->setMode(m_mode);
   m_wideGraph->setModeTx(m_modeTx);