433MHz Spring Coil Antenna
product description
433MHz Spring Coil Antenna with High Gain (3 dBi)
Antenna Introduction:
This spring coil antenna matches great with any of our 433MHz RF Modules. It is a compact antenna, with 23.5mm 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, the coil is made of phosphor copper, with a PET heat-shrink tubing cover, all materials are ROHS compliant.
Antenna Characteristics:
● High gain
● Strong compatibility
● Good stability
Download Center:
DL-T15-433M Antenna Specification (data sheet) V1.3
Electrical Test Report:
| Frequency | 433MHz |
| Impedance | 50Ω |
| V.S.W.R | ≦1.6 |
| Return loss | 135/46MHz |
| Gain | 3.0 dBi |
| Linear polarization | Vertical |
| Power | 10W |
| Material | Phosphor bronze + PET cover |
| Operating temperature | -10 ~ 70 ° C |
| Storage temperature | -40 ~ +85℃ |
Applications：
● 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