What happens to the circuit of a low-pass filter with high impedance load at the output voltage? Does it still work as a low-pass filter? - Quora
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Energies | Free Full-Text | Simultaneous Design of Low-Pass Filter with Impedance Matching Transformer for SONAR Transducer Using Particle Swarm Optimization
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Figure 1 from Comparative Analysis of Stepped Impedance with Open and Short Circuited Stub Microstrip Low Pass Fractal Filter | Semantic Scholar
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