1.85mm Male Straight RF Connector – Fits CFS220 Coaxial Cable

1.85mm Male Straight RF Connector – Cable Mount, Model 1.85-JCFS220-1

The 1.85 mm male straight cable-mount RF connector, model 1.85-JCFS220-1, is engineered for precision high-frequency transmission up to 67 GHz. Designed to fit the CFS220 ultra-low-loss, phase-stable coaxial cable, it maintains 50 Ω impedance with VSWR ≤ 1.25 and insertion loss ≤ 0.06 √f dB. This connector ensures accurate signal integrity and stable phase tracking for demanding microwave testing and metrology applications. See the full range of 1.85 mm connectors for related models.

High-Frequency Transmission and Electrical Precision

The 1.85-JCFS220-1 connector offers exceptional broadband performance, minimizing mismatch and signal reflection up to 67 GHz. Its precision interface geometry maintains phase stability and repeatable impedance, ensuring consistent measurement accuracy across multiple calibration cycles.

Mechanical Integrity and Material Performance

Built from passivated stainless steel and featuring a gold-plated beryllium-copper center contact, the 1.85-JCFS220-1 achieves outstanding corrosion resistance, high durability, and low contact resistance. The connector’s robust design supports repeated mating without degradation in RF performance. Explore other precision-engineered interfaces under RF connectors.

Cable-Mount Design and Termination Stability

The cable-mount configuration simplifies solder termination while maintaining precise dielectric alignment, resulting in minimal signal loss and consistent return-loss stability. For other high-precision termination styles, visit cable-mount connectors.

Optimized Pairing with Phase-Stable Coaxial Cables

When paired with the CFS220 ultra-low-loss, phase-stable coaxial cable, the 1.85-JCFS220-1 connector provides excellent phase tracking, controlled attenuation, and long-term measurement consistency across the entire DC to 67 GHz bandwidth—ideal for use in calibration kits, vector network analyzers, and precision microwave assemblies.

For the matching female version, see the mirror part:

1.85mm Female Straight RF Connector – Fits CFS220 Coaxial Cable, Model 1.85-KCFS220-1
.