HP8568B__SetLogScale (ul_pbar_instruments)

 *  Synopsis:
 *    #include <ul_pbar_instruments:hp8568b.h>
 *
 *    HP8568B__SetVideoBandwidth( const CHP8568Bptr hp8568BPtr, const double bw )
 *
 *  Function intent:
 *    HP8568B__SetVideoBandwidth() sets the video bandwidth.
 *  Function parameters:
 *    int		bw		bandwidth - one of:
 *					  1 Hz, 3 Hz, 10 Hz, 30 Hz, 100 Hz, 300 Hz,
 *					  1 kHz, 3 kHz, 10 kHz, 30 kHz, 100 kHz,
 *					  1 MHz, 3MHz
 *  Function return value:
 *    CBS_OK		Setup was successful
 *    CLIB_INVARG	Invalid parameter value
 *    CLIB_GENERR	Unable to write HP8568B command(s) 
 *    CLIB_INVALID_DATA	HP8568B status error after GPIB command