diff --git a/q65w/libq65/CMakeLists.txt b/q65w/libq65/CMakeLists.txt
index b5c21ee62..e67b20149 100644
--- a/q65w/libq65/CMakeLists.txt
+++ b/q65w/libq65/CMakeLists.txt
@@ -1,6 +1,5 @@
 set (libq65_FSRCS
 # Modules come first:
-wideband_sync.f90
 
 # Non-module Fortran routines:
   astro.f90
diff --git a/q65w/libq65/getcand2.f90 b/q65w/libq65/getcand2.f90
index da779e470..1971f54d8 100644
--- a/q65w/libq65/getcand2.f90
+++ b/q65w/libq65/getcand2.f90
@@ -1,6 +1,15 @@
 subroutine getcand2(ss,savg0,nts_q65,cand,ncand)
 
-  use wideband_sync
+!  use wideband_sync
+
+  type candidate
+     real :: snr          !Relative S/N of sync detection
+     real :: f            !Freq of sync tone, 0 to 96000 Hz
+     real :: xdt          !DT of matching sync pattern, -1.0 to +4.0 s
+  end type candidate
+
+  parameter (NFFT=32768)
+  parameter (MAX_CANDIDATES=50)
   real ss(322,NFFT)
   real savg0(NFFT),savg(NFFT)
   integer ipk1(1)
diff --git a/q65w/libq65/q65b.f90 b/q65w/libq65/q65b.f90
index 373e5183a..9c8f330ec 100644
--- a/q65w/libq65/q65b.f90
+++ b/q65w/libq65/q65b.f90
@@ -1,5 +1,5 @@
-subroutine q65b(nutc,nqd,fcenter,nfcal,nfsample,ikhz,mousedf,ntol, &
-     mycall0,hiscall0,hisgrid,mode_q65,f0,fqso,newdat,nagain,          &
+subroutine q65b(nutc,nqd,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,          &
+     mycall0,hiscall0,hisgrid,mode_q65,f0,fqso,nkhz_center, newdat,nagain,  &
      max_drift,ndepth,datetime,ndop00,idec)
 
 ! This routine provides an interface between MAP65 and the Q65 decoder
@@ -8,7 +8,7 @@ subroutine q65b(nutc,nqd,fcenter,nfcal,nfsample,ikhz,mousedf,ntol, &
 ! in common/cacb.  Decoded messages are sent back to the GUI on stdout.
 
   use q65_decode
-  use wideband_sync
+!  use wideband_sync
   use timer_module, only: timer
 
   parameter (MAXFFT1=5376000)              !56*96000
diff --git a/q65w/libq65/q65wa.f90 b/q65w/libq65/q65wa.f90
index d9f7d1b10..09b757997 100644
--- a/q65w/libq65/q65wa.f90
+++ b/q65w/libq65/q65wa.f90
@@ -5,9 +5,18 @@ subroutine q65wa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb,         &
 
 !  Processes timf2 data from Linrad to find and decode JT65 and Q65 signals.
 
-  use wideband_sync
+!  use wideband_sync
   use timer_module, only: timer
 
+  type candidate
+     real :: snr          !Relative S/N of sync detection
+     real :: f            !Freq of sync tone, 0 to 96000 Hz
+     real :: xdt          !DT of matching sync pattern, -1.0 to +4.0 s
+  end type candidate
+
+  parameter (NFFT=32768)
+  parameter (MAX_CANDIDATES=50)
+
   parameter (MAXMSG=1000)            !Size of decoded message list
   parameter (NSMAX=60*96000)
   complex cx(NSMAX/64)               !Data at 1378.125 samples/s
@@ -60,8 +69,8 @@ subroutine q65wa(dd,ss,savg,newdat,nutc,fcenter,ntol,nfa,nfb,         &
      idec=-1
 
      call timer('q65b    ',0)
-     call q65b(nutc,nqd,fcenter,nfcal,nfsample,ikhz,mousedf,ntol, &
-          mycall,hiscall,hisgrid,mode_q65,f0,fqso,newdat,   &
+     call q65b(nutc,nqd,fcenter,nfcal,nfsample,ikhz,mousedf,ntol,       &
+          mycall,hiscall,hisgrid,mode_q65,f0,fqso,nkhz_center,newdat,   &
           nagain,max_drift,ndepth,datetime,ndop00,idec)
      call timer('q65b    ',1)
      if(idec.ge.0) candec(icand)=.true.
diff --git a/q65w/libq65/synctest.f90 b/q65w/libq65/synctest.f90
deleted file mode 100644
index a710daa13..000000000
--- a/q65w/libq65/synctest.f90
+++ /dev/null
@@ -1,57 +0,0 @@
-program synctest
-
-  ! Program to test an algorithm for detecting sync signals for both
-  ! JT65 and Q65-60x signals and rejecting birdies in MAP65 data.
-  ! The important work is done in module wideband_sync.
-
-  use timer_module, only: timer
-  use timer_impl, only: init_timer, fini_timer
-  use wideband_sync
-
-  real ss(4,322,NFFT),savg(4,NFFT)
-!  real candidate(MAX_CANDIDATES,5)             !snr1,f0,xdt0,ipol,flip
-  character*8 arg
-  type(candidate) :: cand(MAX_CANDIDATES)
-  
-  nargs=iargc()
-  if(nargs.ne.5) then
-     print*,'Usage:   synctest iutc nfa nfb nts_jt65 nts_q65'
-     print*,'Example: synctest 1814  23  83      2        1'
-     go to 999
-  endif
-  call getarg(1,arg)
-  read (arg,*) iutc
-  call getarg(2,arg)
-  read (arg,*) nfa
-  call getarg(3,arg)
-  read (arg,*) nfb
-  call getarg(4,arg)
-  read (arg,*) nts_jt65
-  call getarg(5,arg)
-  read (arg,*) nts_q65
-
-  open(50,file='50.a',form='unformatted',status='old')
-  do ifile=1,9999
-     read(50,end=998) nutc,npol,ss(1:npol,:,:),savg(1:npol,:)
-     if(nutc.eq.iutc) exit
-  enddo
-  close(50)
-
-  call init_timer('timer.out')
-  call timer('synctest',0)
-
-  call timer('get_cand',0)
-  call  get_candidates(ss,savg,302,.true.,nfa,nfb,nts_jt65,nts_q65,cand,ncand)
-  call timer('get_cand',1)
-
-  do k=1,ncand
-     write(*,1010) k,cand(k)%snr,cand(k)%f,cand(k)%f+77,cand(k)%xdt,    &
-          cand(k)%ipol,cand(k)%iflip
-1010 format(i3,4f10.3,2i3)
-  enddo
-
-998 call timer('synctest',1)
-  call timer('synctest',101)
-  call fini_timer()
-
-999 end program synctest
diff --git a/q65w/libq65/wideband_sync.f90 b/q65w/libq65/wideband_sync.f90
deleted file mode 100644
index 45702e653..000000000
--- a/q65w/libq65/wideband_sync.f90
+++ /dev/null
@@ -1,14 +0,0 @@
-module wideband_sync
-
-  type candidate
-     real :: snr          !Relative S/N of sync detection
-     real :: f            !Freq of sync tone, 0 to 96000 Hz
-     real :: xdt          !DT of matching sync pattern, -1.0 to +4.0 s
-  end type candidate
-
-  parameter (NFFT=32768)
-  parameter (MAX_CANDIDATES=50)
-  parameter (SNR1_THRESHOLD=4.5)
-  integer nkhz_center
-
-end module wideband_sync