Encore Electronics, Inc. Datasheets for Active Band Reject Filters

Active band reject filters are tuned circuits that prevent the passage of signals within a specified band of frequencies. These devices are also known as bandstop or notch filters.
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Product Name Notes
Notch Reject Filter -- Model FL724 The Model FL724 notch-reject filter can be configured for up to 55dB of signal rejection at 60Hz or 50Hz. The unit operates from a ±15VDC, 25mA regulated power sourcewhich is...