BJTEK Navigation Inc.
Taiwan Manufacturers, Exporters.
Detail Information
Description :
This product specifications are applied to the helical antenna composed of helix on the dielectric material and conducting mechanism used for the wireless communication system. Please contact us when using this product for any other applications than described in the above.
Specifications:
1. Electrical:
(1) Operation frequency:
a. 824MHz~960MHz.
b. 1710MHz~1990MHz.
(2) VSWR at free space:
a. 2.9 @ 824 MHz.
b. 3.4 @ 960 MHz.
c. 1.8 @ 1710 MHz.
d. 2.5 @ 1990 MHz.
(3) Impedance: 50Ω.
(4) Power handling: input power 1.5 watt max.
(5) Radiation pattern: attached drawings for reference.
2. Mechanical:
Attached drawing for reference.
Environmental conditions:
1. Operation temperature:
At the temperature range from –35℃~+85℃, the device shall satisfy the electrical specifications.
2. Humidity resistance:
The device is subjected to 90%~95% relative humidity at 0℃±2℃for 96+2/-0 h. Than dry out at 25℃±5℃and less an65% relative humidity for 2+2/-0 h. After dry out the device shall satisfy the electrical specifications.
3. Vibration resistance:
The device in subjected to vibration of sweep in each of three mutually perpendicular planes. Frequency shall be varied within 10Hz~55Hz with 1.5mm double amplitude. Sweep time of frequency shall be 120 min. the device shall satisfy the electrical specifications after the test.
4. Drop test:
Without electrical and mechanical performance change after 5 drops under 1.5 m height.
Specification :
1. Operation temperature: -35°C to +85°C. 2. Frequency range: 824~960 / 1710~1990MHz. 3. 32.5mm (L) x 7.6mm (W) x 6mm (H).
BJTEK Navigation Inc.
- Taiwan