Schematics and Circuits Index
Figure 1165 :
Figure 859 : 1 kHz 4th Order Butterworth Filter
Figure 864 : 120kHz 4th Order Butterworth Filter
Figure 874 : 20 kHz Butterworth Active Filter
Figure 899 : Active Band-pass Filter Circuit
Figure 900 : Active CW Audio Filter
Figure 901 : Active High-pass Filter
Figure 902 : Active Low-pass Filter
Figure 903 : Adjustable Q Notch Filter
Figure 925 : Band-pass Filter
Figure 934 : Combination Filter
Figure 950 : Digital Comb Filter
Figure 976 : High Q Notch Filter
Figure 975 : High-pass Active Filter
Figure 979 : High-pass Amplifier
Figure 978 : High-pass Filter
Figure 988 : Low-pass Amplifier
Figure 1022 : Programmable Analog Filter
Figure 1034 : RC Notch Filter
Figure 1053 : Sallen KEY Low-pass Filter
Figure 1054 : Sallen-KEY High-pass Filter
Figure 1055 : SAW Filter Impedance Matching Preamplifier
Figure 1057 : Second-Order Voltage-Controlled Filter
Figure 1066 : Single 3.3V Supply 4 Pole State Variable Filter
Figure 1067 : State Variable Filter
Figure 1080 : Two OP-AMP Band-pass Filter
Figure 1105 : Voltage Coltrolled Low-pass Filter
Figure 1106 : VSB Filter for LM2889
by VE3XRM