Description
The TQ series is a specialized subminiature RF interface widely utilized in telecommunications infrastructure for high-density digital signal routing. This female (jack) variant features a vertical through-hole solder mount configuration, providing a robust mechanical and electrical connection directly to the printed circuit board. The TQ interface is specifically designed for high-port-count environments, offering a compact footprint that allows engineers to maximize panel density in modern telephony exchanges and transmission hardware.
Maintaining a strict 75-Ohm impedance, this connector is essential for ensuring signal transparency in high-speed digital circuits, such as E1, E3, and DS3 telephony standards. The through-hole mounting pins are engineered for excellent solderability and mechanical shear strength, ensuring the connector remains stable during repeated mating cycles. Manufactured with a gold-plated brass body and premium PTFE (Teflon) insulation, it delivers superior electrical stability and protects sensitive digital data streams from electromagnetic interference (EMI).
Key Technical Advantages
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Optimized for High-Density Layouts: The slim TQ footprint allows for a significantly higher concentration of RF ports on a single board compared to standard BNC or larger telephony interfaces.
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75-Ohm System Integrity: Specifically calibrated to eliminate impedance mismatches, preventing bit errors and signal jitter in high-capacity digital telephony and broadcast circuits.
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Robust Mechanical Integration: The through-hole solder pins provide superior mechanical stability and resistance to torque, ensuring the integrity of the connection in high-vibration exchange environments.
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Superior Signal Integrity: Engineered to maintain low VSWR and high shielding effectiveness, critical for sensitive receiver paths and high-speed digital transmission.
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Telecommunications Grade Durability: Premium gold-over-nickel plating on all critical contact surfaces ensures low contact resistance and long-term protection against environmental oxidation.
Key Features
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Interface Type: TQ Female (Jack) with 75-Ohm impedance.
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Mounting Type: Straight / Vertical PCB Through-Hole Solder Mount.
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Coupling Mechanism: Friction-fit / Snap-on for high-density patching applications.
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Premium Construction: Features a gold-plated brass body and a high-performance PTFE dielectric for electrical stability.
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Industrial Application: Ideal for Digital Distribution Frames (DDF), telephony switching equipment, and modular digital routing hardware.
🔹 Applications:
- PCB-mounted RF connections
- Embedded communication systems
- Wireless modules
- IoT devices
- RF circuit boards
- Signal routing


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Excellent finishing and performance. Worth the price.
Komal Verma (verified owner) –
Really worth the price and the product quality is excellent. Packaging was secure and delivery was on time. Much better option for Indian customers instead of importing from outside India. Thank you AetherX!
Rohit Anand (verified owner) –
Really happy with the support team. I had a few technical doubts before ordering and they explained everything patiently.
Suhana (verified owner) –
One of the best online experiences for RF products in India. Quality, delivery, and support were all excellent.