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DIY Testing Circuit Kit

DIY Testing Circuit Kit

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a. Purpose 
Through Temwell RF BandPass Filter DIY Test Circuit Kit learning how to measure the five parameters of helical filter, including Center Frequency (Fo), Bandwidth (BW), Rejection (Attenuation), Insertion Loss (IL) and Return Loss (RL). Besides learning how to install and weld helical filter, you will also learn the characteristics of helical filter and the ability of adjust screw to change the center frequency.

b. Main Unit 
A. 3 pole Tuning Helical Filter (7H Series,  B TYPE) x 1 
(Choosing one B type Helical Filter from Temwell standard Catalog, e.g. P/N: TT67629B-425M)  
C. SMA PCB edge connector x 2 
D. Filter Screw for tuning x 3
E. Long Screw as Kit pillar x 4

c. Direction Download

Additional details

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