Description
Product Overview
The YWBL-WH DC bias tee is engineered to meet the demanding requirements of modern radio frequency (RF) systems. Operating across an extensive frequency span of 10 to 6000 MHz, it supplies a stable DC bias while preserving signal integrity with an insertion loss as low as 0.3 dB at 512 MHz and 0.45 dB at 1575 MHz. Its miniature dimensions—0.39 x 0.39 x 0.39 inches—and lightweight construction (0.317 ounces) enable seamless integration into tight spaces, making it an ideal component for compact active antenna assemblies and wide‑band amplifier output stages. The device features a straightforward wiring layout: the RF terminal injects communication data, while the DC terminal delivers the bias voltage, simplifying installation and reducing the potential for wiring errors. Built with high‑quality materials and precision manufacturing processes, this bias tee offers durability and consistent performance even under continuous operation in demanding environments.
![[Product front view showing all components]](https://www.quenvira.store/wp-content/uploads/2026/08/d23d3cd7d8234a66ae75c62079c080e1.jpg)
Usage
Designed for a broad range of applications, the YWBL-WH bias tee excels in scenarios where reliable DC biasing of RF signals is critical. It is frequently employed in active antenna systems for telecommunications, satellite communications, and IoT devices that require precise bias control without compromising signal quality. The low insertion loss ensures minimal attenuation, which is essential for high‑gain antenna arrays and long‑distance transmission links. Additionally, the bias tee serves as the output block for wide‑band amplifiers, providing a clean power source for power‑amplified signals in radar, test equipment, and research laboratories. Its compact form factor allows it to be mounted on printed circuit boards (PCBs) or within enclosure modules where space is at a premium. The device’s robust construction also makes it suitable for outdoor installations, where temperature fluctuations and vibration are common. Users benefit from its plug‑and‑play nature, requiring only basic soldering skills to connect the RF and DC ports, thereby reducing setup time and simplifying maintenance.
Why Choose Us
Choosing the YWBL-WH DC bias tee means selecting a product backed by rigorous quality assurance and a commitment to customer satisfaction. Each unit undergoes comprehensive testing for frequency response, insertion loss, and bias stability to guarantee that it meets or exceeds industry standards. Our manufacturing process incorporates advanced surface‑mount technology (SMT) and strict component screening, ensuring that every bias tee delivers consistent performance over its operational lifespan. We provide detailed technical documentation, including schematics and application notes, to assist engineers in integrating the component into their designs efficiently. In addition, our responsive technical support team is available to address any questions regarding installation, performance optimization, or troubleshooting, offering personalized guidance that helps reduce development cycles. With a competitive price point of $7.80, the YWBL-WH bias tee delivers exceptional value without sacrificing reliability, making it a cost‑effective solution for both prototype development and high‑volume production.
Key Features
- Broad 10‑6000 MHz frequency range ensures compatibility with diverse RF systems.
- Ultra‑low insertion loss (0.3 dB at 512 MHz) preserves signal strength for high‑performance applications.
- Compact 0.39 in cubic size fits tight spaces, ideal for portable and embedded designs.
- Easy wiring with separate RF and DC ports simplifies installation and reduces setup time.
- Responsive technical support and comprehensive documentation provide confidence throughout the product lifecycle.
FAQ
What is the maximum power handling capability of this bias tee?
The YWBL‑WH bias tee is rated for up to 1 W of RF power across its entire frequency range. This rating ensures safe operation in most active antenna and amplifier applications while maintaining low insertion loss and stable bias voltage.
Can this bias tee be used with both DC and AC bias sources?
Yes, the device is designed to accept a DC bias voltage on its dedicated bias port while allowing an AC or RF signal to pass through the RF port. This dual‑function capability makes it versatile for a variety of signal conditioning and power‑feeding scenarios.
How does the insertion loss vary across the frequency spectrum?
Insertion loss is typically 0.3 dB at 512 MHz and rises slightly to 0.45 dB at 1575 MHz. Across the broader 10‑6000 MHz range, loss remains below 1 dB, providing excellent efficiency for most practical applications.
Is the bias tee suitable for outdoor or harsh environment installations?
While the bias tee is not specifically weather‑sealed, its solid construction and high‑quality components allow it to operate reliably in environments with moderate temperature variations and vibration. For extreme outdoor conditions, additional protective enclosures are recommended.
What warranty or after‑sales service is offered?
YWBL‑WH provides a one‑year limited warranty covering manufacturing defects. Our after‑sales service includes technical assistance, replacement of defective units, and access to updated documentation to ensure long‑term satisfaction.






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