Multi-gigahertz electronically tunable filter
The INW-ETF electronically tunable filter (ETF) is an electronic scanning filter capable of agile frequency selection over multi GHz bandwidths. The ETF is ideal for signal analysis, signal discrimination and post-filtering applications. The ETF filter bandwidth and stop band rejection can be customized based on application. The ETF features sub-100-μs tuning time with greater than 50 dB stop band rejection at X band and a 3 dB pass band of less than 200 kHz.