For sale: Filters for the CX7 series or CX11A: 1200 Hz RTTY filter $95.00, 250 Hz deluxe CW filter $125.00. Filters for the MilSpec 1030: 1900 Hz CW filter $75, USB and LSB filters (set of two) $150.00. Have other parts available, please email your wants. Thanks & 73, -Paul . . .