433MHz MHz Spring Antenna with High Gain 3 dBi
Antenna introduction:
This T14 spring coil antenna matches great with any of our 433MHz RF Modules. It is our best seller spring antenna with 28mm length, and has 3dBi of gain and 50Ω impedance, so it will work fantastically with just about any 433MHz RF receiver / RF transmitter. The structure of this spring antenna is simple, lightweight, and it is made of copper-clad wire, so you can solder it easily.
Though this T14 Spring Antenna is in the 433MHz frequency band, we also have other 315/470/868/915/824-960/1710-1990MHz spring antennas, please contact us for more details, if you need to do any customization. Welcome to inquire!
Antenna characteristics:
● High gain
● Strong compati bility
● Good stability
Application field:
● Smart Express Cabinet
● Security alarm
● Smart buildings, smart buildings
● Smart home
● Power monitoring
● Smart Industry
● Traffic monitoring equipment
● Smart Agriculture
●Temperature and humidity monitor
● Drone
● Medical automation
● Wireless module
Electrical test report:
Frequency | 433MHz |
Impedance | 50Ω |
V.S.W.R | ≦1.6 |
Return loss | 135/46MHz |
Gain | 3dBi |
Linear polarization | vertical |
Power | 1W |
Material | Phosphor bronze; Gold-plated |
Operating temperature | -10 ~ 70°C |
Storage temperature | -40 ~ +85℃ |