With the design of the folding oscillator, five units and V reflectors, it has a strong directional and wide frequency bandTemple for goodThe printing plate impedance matching device can effectively receive and transmit digital TV signalsIt is convenient for users to install and use the cylindrical support rod in different diameterThe number of compatible dvb-t/H, dvb-t 2, DMB- T/H, isdb-t, atsc-t, ADTB- T, etcTV formatSignal output interface: English F female headTechnical parameters:Signal receiving parameters:Frequency range: 470 MHz -860MHzValue added: 7 dBOutput impedance: 75 ΩThe standing wave ratio: less than or equal to 2.0Ratio: greater than or equal to 15 dBSupport bar diameter: Φ 30 mm ~ 45 mmInterface form: English F female headPolarization mode: horizontalWorking temperature: - 40 ℃ ~ 70 ℃Relative humidity: 5%~95%Air pressure: 86kPa~106kPaPhysical parameters:Product size: 420mm x 325 mm x 245 mm