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70 - 70.5 MHz Low Cost Receiving, Low Loss Bandpass Filter

70 - 70.5 MHz Low Cost Receiving, Low Loss Bandpass Filter
Product Code: 0630
Price: 59.00€
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4m Low Cost Receiving Low Loss Bandpass Filter BPF 70 - 70.5 MHz

70MHz-4m-Cheap-Receiving-Band-Pass-Filter

 

 

Measured results with HP8753ES network analyzer full two port calibrated:
 
Achieved results on a built Bandpass filter:
 
1.8 MHz < -108 dB    
3.8 MHz < -112 dB   
7.1 MHz < -99 dB   
14.15 MHz = -82 dB
21.2 MHz = -71 dB
28.4 MHz = - 62 dB
50 MHz = -35 dB 
52 MHz = -32 dB
54 MHz = -28 dB
70 MHz = -0.4 dB
70.5 MHz = -0.4 dB
88 MHz= -26 dB
108 MHz= -47 dB
144 MHz = -63 dB
146 MHz = -63 dB
210 MHz = -64 dB
432.1 MHz = -51 dB
440 MHz = -49 dB
 
These excellent results were achieved by careful selection of components and design of the filter. 
 
Filter characteristics:
 
4m-Cheap-Band-Pass-Filter-Harmonics-UHF-Attenuation
 
Measured HF attenuation:
70MHz-4m-Receiving-BandPass-Filter-HF-Attenuation
 
Measured HF - 50MHz attenuation:
70MHz-Cheap-Receiving-BandPass-Filter-HF-6m-50MHz-Attenuation
 
Measured data:
4m-Receiving-Bandpass-Filter-70MHz-Low-Loss
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