This is a bit-mask field: 00-FF. Allow scanning none standard frequencies that cannot be found by original Scan Steps - configured value. Bit 0: Steps of 0 MHz (Start Frequency only). Bit 1: Steps of 0.125 MHz. Bit 2: Steps of 0.250 MHz. Bit 3: Steps of 0.375 MHz. Bit 4: Steps of 0.500 MHz. Bit 5: Steps of 0.625 MHz. Bit 6: Steps of 0.750 MHz. Bit 7: Steps of 0.875 MHz for bandwidth multiple of 1.75. Bit 7: Steps of 1.250 MHz for bandwidth multiple of 2.5.