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1.SCOPE
HAODA’ s SAW filter series have broad line up products meeting all broadcast standard including NTSC,PAL and SECAM systems. These filters are composed of two interdigital transducers on a single-crystal. piezoelectrical chip. they are used in electronic equipments such as TV and so on.
2.Construction
2.1 Dimension and materials Manufacturer’ s name : HAODA ELECTRONICS Co. LTD(CHINA) Type : VF389A1D
2.2. Circuit construction, measurement circuit
3.