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Audio Notch Filter

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Audio Filters 

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The MFJ-722B is an SSB/CW tunable 70dB notch filter. It has an eight pole active IC filtering and uses cascaded low-Q stages.
In the CW mode, four bandwidths are featured: 80, 110, 150 and 180 Hz.
The center frequency is 450 Hz up to 15 dB.

This item requires 9-15 VDC @300 mA. The optional MFJ-1312D power supply below is suggested.

Order # Item Description Price Order
#2433 MFJ-1312D 12 VDC 500mA AC Adapter $19.95 Order

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