433MHz Spring Coil Antenna with 2.5 dBi High Gain
This T19 spring coil antenna matches great with our 433MHz wireless receiver/transmitter. It is a high performance antenna, with 39.5mm length, 2.5dBi high gain and 50Ω impedance, which is widely used in smart home, remote control, intelligent agriculture, IoT industry and other fields.
The structure of this spring coil antenna is very simple, and it is easy to install. Please contact us for more details, if you need to do any customization. We can customize the packaging, antenna size, as well as design style according to your requirements, 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 | ≦3 |
Return loss | 135/46 MHz |
Gain | 2.15 dBi |
Linear polarization | vertical |
Power | 1W |
Material | Phosphor bronze; Gold-plated |
Operating temperature | -10 ~ 70°C |
Storage temperature | -40 ~ +85℃ |