Calian TW155 Bias-Tee (5V)
Wideband Bias-Tee for Robust GNSS Signal Distribution
Calian TW155 Signal Splitter is a professional-grade Bias-Tee designed to inject 5V DC power into coaxial lines, supporting a wide frequency range of 0.5 to 3 GHz. With low insertion loss and a high current output of up to 450 mA, it is ideal for powering active GNSS antennas and amplifiers. Housed in a robust, IP67-compliant anodized aluminum enclosure, TW155 is perfect for demanding environments, ensuring reliable performance in industrial and telecommunication applications.
TW155 Bias-Tee Technical Specifications
Electrical | |
Operational Frequency | 0.5 to 3 GHz |
Supply Current | 5 mA max |
Supply Voltage | 5.5 to 10 VDC |
Output Voltage | 5 VDC |
Insertion Loss | 1 dB typ. |
Mechanical | |
Size | 46 mm L x 46 mm W x 17 mm H |
Weight | 100 g |
Connectors | SMA or TNC Jack |
Enclosure | Clear anodized aluminum, IP67 compliant |
Why Choose the TW155 Bias-Tee?
Allows for external power supply
Compact form factor
Fits in-line with antenna cable
Robust design
Suitable for harsh environments
-40 to 85 °C temperature range
What Is the TW155 Bias-Tee Used For?
Typical applications of the TW155 Bias-Tee include:
Distributing one GNSS antenna feed to multiple receivers
GNSS test benches and laboratory setups
Timing rooms and reference station installations
Compensating cable loss in long antenna runs
Ordering Information
TW155 Bias-Tee with SMA Jack connector (for internal use) 32-0155-00
TW155 Bias-Tee with TNC Jack connector (for internal use) 32-0155-01
TW155 Bias-Tee with TNC Jack connector (for external use) 32-0155-02
Please refer to Tallysman's Ordering Guide to review available radomes and connectors at: https://www.tallysman.com/resource/tallysman-ordering-guide/
Frequently Asked Questions
What is the TW155 Bias-Tee?
Calian TW155 Signal Splitter is a professional-grade Bias-Tee designed to inject 5V DC power into coaxial lines, supporting a wide frequency range of 0.5 to 3 GHz. With low insertion loss and a high current output of up to 450 mA, it is ideal for powering active GNSS antennas and amplifiers.
When do I need a GNSS splitter or amplifier like the TW155 Bias-Tee?
Use a splitter when several receivers must share a single antenna, and an amplifier when long cable runs attenuate the GNSS signal below the receiver’s sensitivity. Gain, ports and powering options for the TW155 Bias-Tee are listed in the specifications above.
Where is the TW155 Bias-Tee available?
The TW155 Bias-Tee is available through Leo Drive in the following region: Turkey. For other regions, please contact Leo Drive.
How can I get the datasheet and technical documents for the TW155 Bias-Tee?
The datasheet, user manual and other technical documents for the TW155 Bias-Tee are available on the manufacturer’s website. You can also contact Leo Drive for documentation and integration support.
Explore More at Leo Drive
The TW155 Bias-Tee is part of the GNSS Amplifiers & Signal Splitters range at Leo Drive. Browse all autonomous vehicle sensors and components, or talk to our engineering team about integration in your project.
