1.85mm Female 2-Hole Flange Mount RF Connector – Field Replaceable, 9mm Hole Spacing, 0.30mm Pin Diameter

1.85mm Female 2-Hole Flange Mount RF Connector – Field Replaceable, Model 1.85-KFD12

The 1.85 mm female 2-hole flange mount RF connector with 9 mm hole spacing and a 0.30 mm pin diameter delivers exceptional precision and repeatability for millimeter-wave instrumentation. Designed for 50 Ω impedance and operation up to 67 GHz, the 1.85-KFD12 combines low insertion loss and stable impedance for high-frequency metrology and analyzer applications. Explore Mechanc’s full RF connector catalog.

Electrical Performance and Frequency Consistency

The 1.85-KFD12 RF connector provides VSWR ≤ 1.2 and insertion loss ≤ 0.06 √F(GHz) dB, ensuring consistent return-loss control and reliable signal transmission across the 67 GHz range. Its precision 1.85 mm female interface maintains phase linearity and stable impedance in vector network analyzers and calibration devices. See Mechanc’s 1.85 mm connectors.

Mechanical Alignment and Mounting Geometry

The 2-hole flange mount design with 9 mm hole spacing provides compact yet firm attachment, ensuring mechanical balance and reference-plane stability under repeated mating cycles. This structure is ideal for compact test modules and precision microwave analyzers requiring durable field-replaceable interfaces.

Material Quality and Contact Engineering

Built from passivated stainless steel with a gold-plated beryllium-copper contact, the 1.85-KFD12 connector offers superior conductivity and wear resistance. Precision-machined tolerances maintain coaxial integrity, minimizing intermodulation distortion. All components meet RoHS and REACH standards. Discover related field-replaceable connectors.

Applications and Customization

The 1.85-KFD12 2-hole flange mount RF connector is designed for metrology modules, calibration heads, and high-frequency analyzer systems where phase stability and mechanical endurance are critical. Mechanc offers customization services including flange redesign, alternative plating finishes, and non-magnetic materials for specialized laboratory or aerospace use.

For the corresponding male interface, see the mirror part: 1.85 mm Male 2-Hole Flange RF Connector – 0.30 mm Pin Diameter, Model 1.85-JFD12.