{"id":4434,"date":"2024-02-20T01:49:12","date_gmt":"2024-02-20T01:49:12","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&p=4434"},"modified":"2026-08-11T14:55:29","modified_gmt":"2026-08-11T14:55:29","slug":"1-85mm-male-4-hole-flange-rf-connector-0-30mm-pin-diameter-1-85-jfd2","status":"publish","type":"product","link":"https:\/\/mechanc.com\/ja\/product\/1-85mm-male-4-hole-flange-rf-connector-0-30mm-pin-diameter-1-85-jfd2\/","title":{"rendered":"1.85mm \u30aa\u30b9 4\u7a74\u30d5\u30e9\u30f3\u30b8\u30de\u30a6\u30f3\u30c8 RF \u30b3\u30cd\u30af\u30bf \u2013 \u73fe\u5834\u4ea4\u63db\u53ef\u80fd\u3001\u7a74\u9593\u9694 8.64mm\u3001\u30d4\u30f3\u5f84 0.30mm"},"content":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD2<\/h2>\n

The 1.85mm male 4-hole flange mount RF connector<\/strong> with 8.64 mm hole spacing<\/strong> and a 0.30 mm pin diameter<\/strong> provides precision electrical continuity and high mechanical stability for broadband measurement systems. Designed for 50 \u03a9 impedance<\/strong> and performance up to 67 GHz<\/strong>, the 1.85-JFD2 offers dependable, low-loss connectivity for advanced microwave and millimeter-wave applications. Explore the complete RF connector catalog<\/a>.<\/p>\n

Electrical Interface Precision<\/h3>\n

The 1.85-JFD2 RF connector<\/strong> ensures VSWR \u2264 1.2<\/strong> and insertion loss \u2264 0.06 \u221aF(GHz) dB<\/strong>, maintaining accurate impedance control and consistent phase response throughout the 67 GHz operating band. Its 1.85 mm male interface minimizes reflection and enables reliable repeatability for calibration modules, frequency-extension systems, and analyzer ports. Discover Mechanc\u2019s full line of 1.85 mm connectors<\/a>.<\/p>\n

Mechanical Stability and Mounting Integrity<\/h3>\n

The 4-hole flange mount design<\/a> provides balanced torque resistance and secure alignment on instrumentation panels. The 8.64 mm hole pattern<\/strong> ensures uniform stress distribution under vibration or thermal variation, preserving connection stability during extended testing cycles.<\/p>\n

Material Compliance and Surface Finish<\/h3>\n

Manufactured from passivated stainless steel<\/strong> with a gold-plated beryllium copper contact<\/strong>, the 1.85-JFD2 connector<\/strong> delivers excellent conductivity and corrosion resistance. Precision surface finishing maintains low contact resistance and repeatable mating characteristics. All materials meet RoHS<\/strong> and REACH<\/strong> compliance requirements. For similar designs, view Mechanc\u2019s field-replaceable connectors<\/a>.<\/p>\n

Frequency Performance and Custom Options<\/h3>\n

The 1.85-JFD2 4-hole flange mount RF connector<\/strong> is ideal for high-accuracy network analyzers, calibration assemblies, and W-band test fixtures. Mechanc offers custom engineering services including modified flange geometries, alternate plating schemes, and low-magnetic alloys to suit specialized measurement or environmental requirements.<\/p>\n

For the corresponding female interface, see the mirror part: 1.85 mm Female 4-Hole Flange RF Connector \u2013 0.30 mm Pin Diameter, Model 1.85-KFD2<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD2 The 1.85mm male 4-hole flang 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