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433MHz spring antenna is a spiral-shaped antenna for use with 433MHz transmitters or receivers. Very common and widely used in security monitoring, Internet of Things, RF remotes, RFID, industrial remote control, to name a few. They feature a low VSWR, are easily installed, and offer stable performance with good anti-vibration qualities.
Easy to use with excellent performance and can be soldered directly to the wireless module. Spring size measures only 37mm (approximately 1.5-inch in length).
Drastically improves reception distance and signal quality when used with 433MHz transmitters and receivers.
Frequency: 433 (+/- 5) MHz VSWR: <1.5 Gain: 2.15 dBi Input Impedance: 50 ohm Maximum Power: 10W Wire Diameter: 0.8mm Height: 32 +/-1 mm (23.5 Turns) Weight: 2g
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