NSVA300 Apr. 2013 NewJRC SAW FILTER Application Cordless telephone NSVA300 Electrical Specification: (Table 1) The device characteristics are measured in the circuit shown in Fig.1. Table 1. Electrical Specifications Item Spec. Typ. Input and Output Impedance - 50Ω Nominal Center Frequency (f0) - 914.5MHz Insertion Loss 913.3~915.7MHz 3.5dB max. 2.5dB Response Variation 913.3~915.7MHz 1.5dB max. 0.5dB Input and Output VSWR 913.3~915.7MHz 2.5 max. 1.8 Out of Band Rejection D.