{"id":4427,"date":"2024-02-20T01:48:52","date_gmt":"2024-02-20T01:48:52","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&p=4427"},"modified":"2026-08-11T14:55:25","modified_gmt":"2026-08-11T14:55:25","slug":"1-85mm-male-4-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-jfd1","status":"publish","type":"product","link":"https:\/\/mechanc.com\/ja\/product\/1-85mm-male-4-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-jfd1\/","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 0.23mm"},"content":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD1<\/h2>\n

The 1.85mm male 4-hole flange mount RF connector<\/strong> with 8.64 mm hole spacing<\/strong> and a 0.23 mm pin diameter<\/strong> ensures outstanding RF precision and long-term stability in high-frequency measurement and communication systems. Designed for 50 \u03a9 impedance<\/strong> and operation up to 67 GHz<\/strong>, the 1.85-JFD1 supports repeatable, low-loss signal transmission for next-generation microwave instrumentation. Explore Mechanc\u2019s complete range of RF connectors<\/a>.<\/p>\n

Return Loss and Insertion Loss Performance<\/h3>\n

The 1.85-JFD1 RF connector<\/strong> achieves VSWR \u2264 1.2<\/strong> and insertion loss \u2264 0.06 \u221aF(GHz) dB<\/strong>, maintaining superior signal integrity across the DC \u2013 67 GHz bandwidth. Its precision-machined 1.85 mm male interface minimizes reflection and enables accurate vector network analyzer calibration and system-level testing. Learn more about our 1.85mm connectors<\/a>.<\/p>\n

Electrical Interface Precision and Contact Geometry<\/h3>\n

Each 1.85-JFD1 connector<\/strong> is built from passivated stainless steel<\/strong> and equipped with a gold-plated beryllium copper contact<\/strong>, delivering precise impedance control and stable contact resistance. Tight concentricity between the outer conductor and pin guarantees low phase deviation and reliable mating under high-cycle conditions. For serviceable designs, explore Mechanc\u2019s field-replaceable connectors<\/a>.<\/p>\n

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

The 4-hole flange mount design<\/a> ensures secure mechanical retention and vibration resistance in demanding test or production environments. Its 8.64 mm mounting pattern<\/strong> provides excellent torque stability and panel alignment, reducing mechanical strain and maintaining connector performance over repeated operations.<\/p>\n

Industry Applications and Customization<\/h3>\n

The 1.85-JFD1 4-hole flange mount RF connector<\/strong> is commonly used in microwave test fixtures, calibration standards, and precision analyzers requiring repeatable high-frequency interfaces. Mechanc offers custom solutions including modified flange geometries, alternate plating stacks, and non-magnetic materials to match specialized test-lab or production requirements.<\/p>\n

For the corresponding female interface, see the mirror part: 1.85mm Female 4-Hole Flange RF Connector \u2013 0.23 mm Pin Diameter, Model 1.85-KFD1<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD1 The 1.85mm male 4-hole flang 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