\small
\begin{verbatim}
!
! $Id$
! 
RECEIVER      /DISCONNECT                   ! disconnect all receivers previously set
RECEIVER A100                               ! defaults for all parameters        
RECEIVER A230 12CO(2-1) 230.537990 LSB      ! basic parameters explicit
                                            ! defaults for other parameters 
RECEIVER B100 12CO(1-0) 115.271204 LSB -    ! all parameters explicit
              /DOPPLER FIXED           -    ! fixed: no Doppler correction
              /GAIN 0.002              -    ! image sideband gain
              /TEMPLOAD 88 277         -    ! cold and ambient load temperatures
              /EFFICIENCY 0.96 0.77    -    ! forward and (main) beam efficiencies
              /SCALE BEAM                   ! scale (main) beam brightness temperature
RECEIVER B230 /GAIN -22 db                  ! image sideband gain in [dB]
!
PAUSE
!
RECEIVER      /DISCONNECT                   ! disconnect all receivers previously set
RECEIVER C150
RECEIVER C270
RECEIVER D150
RECEIVER D270
!
PAUSE
!
RECEIVER      /DISCONNECT                   ! disconnect all receivers previously set
RECEIVER HERA-ALL
!
PAUSE
!
RECEIVER HERA1
RECEIVER HERA2
!
\end{verbatim}

To execute this script, simply enter:
\begin{verbatim}
@ demo-receivers
\end{verbatim}

\cookReceiver
\cookReceiverTwo

