50pcs 490MHz Copper Spring Antenna SW490-TH50 For Wireless Communication Module
Description
Features SW490 TH50 copper spring antenna is a special antenna designed for 490MHz wireless data transmission meter reading communication system The antenna has good standing wave ratio ingenious structure convenient installation stable performance and good anti vibration and aging ability Specification Frequency range 490 5 MHzVSWR 2 0Gain 2 15 DBIInput impedance 50Maximum power 10 WHeight 49 5 1 mmInterface Form Direct WeldingAntenna color copperWeight 2g 1pcs Package included 50 xAntenna
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