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Narrow_Bandpass_2.php   8152 Bytes    29-04-2016 09:39:58


Narrow Band Pass Filter .:. Lab HF IBB


This Calculation results from a Lab Exercise ... when I was a student :-)




NARROW BANDPASS


Center Freq. [Hz]

Bandwidth [Hz]

 

Q

Gain [Vu]

C1, C2 [nF]

R1 [kΩ]

 

R2 [kΩ]

 

R3 [Ω]

 





✈ Hints




• Use a potentiomter for R3 to fine-adjust the center frequency.
• Use a potentiomter for R1 to fine-adjust the gain.

• fine-adjust ... means NOT DC to DAYLIGHT !!!!




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t1 = 3876 d

t2 = 310 ms

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