Dongguan circuit board proofing manufacturers of filter circuit implementation

Dongguan circuit board proofing manufacturers ( 火箭PCB) As a professional supplier of PCB circuit boards, focus on high-precision double-sided/multi-layer circuit board, HDI board, thick copper, blind hole buried plate proofing and small batch, high frequency circuit boards and PCB board production. How much do you know about the realization of the filter circuit? Today, let the dongguan circuit board proofing manufacturers ( 火箭PCB) Take you to learn the realization of the filter circuit together! 1. Microstrip low and high impedance line form and its equivalent circuit microstrip high and low impedance line 1, 2, and their equivalent circuit as shown in figure 12 And figure 12-21 22 is shown in figure 12 - And figure 12-21 22 microstrip forms of high and low impedance line 1 parameter calculation formula is: microstrip form of high and low impedance line 2 parameter calculation formula is: 2. TEM line resonator and its equivalent circuit TEM line resonator and its equivalent circuit is shown in figure 12 - 23. A design example of microwave low-pass filter as shown in figure 12 - 24. The cut-off frequency of filter fc = 2. 2 GHZ, input and output impedance Z = 50 euro. 3. Parallel coupled microstrip bandpass filter with a parallel coupled microstrip bandpass filter design example is shown in figure 12 - 26. Filter passband: f1 = 4. 875 ghz, f2 = 5。 125 ghz。 Input all the transmission lines for 50 euro. Microstrip line several materials: relative dielectric constant ∑ r = 9, thickness of h = 1. Dongguan circuit board proofing manufacturers (5 mm 火箭PCB) Short delivery, good service, excellent quality. How's that？ After a circuit board proofing manufacturers take you learn together, you is the realization of the optimal filter circuit had certain understanding of the!

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