{"id":4441,"date":"2024-02-20T01:49:35","date_gmt":"2024-02-20T01:49:35","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&p=4441"},"modified":"2026-08-11T14:55:34","modified_gmt":"2026-08-11T14:55:34","slug":"1-85mm-male-4-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-jfd3","status":"publish","type":"product","link":"https:\/\/mechanc.com\/ja\/product\/1-85mm-male-4-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-jfd3\/","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 6.35mm\u3001\u30d4\u30f3\u5f84 0.23mm"},"content":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD3<\/h2>\n

The 1.85 mm male 4-hole flange mount RF connector<\/strong> with 6.35 mm hole spacing<\/strong> and a 0.23 mm pin diameter<\/strong> delivers exceptional electrical precision and robust mechanical alignment for broadband microwave applications. Designed for 50 \u03a9 impedance<\/strong> and continuous operation up to 67 GHz<\/strong>, the 1.85-JFD3 guarantees stable, low-loss signal performance in test, measurement, and calibration environments. Explore Mechanc\u2019s RF connector catalog<\/a>.<\/p>\n

High-Frequency Return Loss Control<\/h3>\n

The 1.85-JFD3 RF connector<\/strong> ensures VSWR \u2264 1.2<\/strong> and insertion loss \u2264 0.06 \u221aF(GHz) dB<\/strong>, delivering consistent impedance matching and minimal reflection over its full 67 GHz bandwidth. Its precision 1.85 mm male interface supports accurate phase tracking and repeatable electrical contact for analyzers, calibration kits, and W-band testing systems. Learn more about Mechanc\u2019s 1.85 mm connectors<\/a>.<\/p>\n

Material Engineering and Electrical Continuity<\/h3>\n

Machined from passivated stainless steel<\/strong> and equipped with a gold-plated beryllium copper center contact<\/strong>, the 1.85-JFD3 connector<\/strong> maintains low contact resistance and mechanical stability over repeated mating cycles. All components are manufactured to tight tolerances to preserve impedance integrity. Every connector is fully RoHS<\/strong> and REACH<\/strong> compliant. For modular systems, view our field-replaceable connectors<\/a>.<\/p>\n

Mounting Stability and Alignment Accuracy<\/h3>\n

The 4-hole flange mount configuration<\/a> provides excellent torque stability and vibration resistance. Its 6.35 mm hole pattern<\/strong> enables secure installation and repeatable alignment on instrument panels, ensuring precise reference-plane positioning in metrology-grade assemblies and network analyzers.<\/p>\n

System Integration and Customization<\/h3>\n

The 1.85-JFD3 4-hole flange mount RF connector<\/strong> is suited to modular analyzers, calibration heads, and frequency-extension test ports requiring low-reflection, repeatable interfaces. Mechanc supports engineering customization, including flange redesign, alternative plating materials, and non-magnetic options for high-stability laboratory environments.<\/p>\n

For the corresponding female interface, see the mirror part: 1.85 mm Female 4-Hole Flange RF Connector \u2013 0.23 mm Pin Diameter, Model 1.85-KFD3<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.85mm Male 4-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-JFD3 The 1.85 mm male 4-hole flan […]<\/p>\n","protected":false},"featured_media":81,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"attachment-method":[162],"body-material":[],"body-style":[151],"center-conductor-type":[],"connection-type":[],"dielectric-type":[],"frequency-max":[174],"connector-gender":[170],"impedance":[152],"interface-type":[],"jacket-material":[],"main-feature":[],"max-operating-temperature":[161],"mount-method":[165],"no-of-shields":[],"connector-series":[177],"termination-type":[166],"vswr-max":[],"vswr-typical":[],"product_brand":[],"product_cat":[45,17],"product_tag":[],"product_application":[],"class_list":["post-4441","product","type-product","status-publish","has-post-thumbnail","attachment-method-field-replaceable","body-style-straight","frequency-max-67-ghz","connector-gender-male","impedance-50-cf89","max-operating-temperature-165c","mount-method-4-hole-flange","connector-series-1-85mm","termination-type-field-replaceable","product_cat-1-85mm-connectors","product_cat-rf-connectors","first","instock","shipping-taxable","product-type-simple"],"acf":{"connector_1":"1.0mm \u30aa\u30b9","connector_2":"1.0mm \u30aa\u30b9","outer_diameter":"","static_bend_radius":"","velocity_of_propagation":"","jacket_diameter":"","loss_at_max_frequency":"","power_at_max_frequency":"","flex_type":"","phase_stability":"","spec_sheet":30322,"amplitude_stability":"","dynamic_bend_radius":"","temperature_range":"","inner_conductor_material":"","inner_conductor_diameter":"","inner_conductor_type":"","jacket_material":"","operating_frequency":"","coaxial_cable":"","cable_armor":""},"_links":{"self":[{"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product\/4441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/comments?post=4441"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/media\/81"}],"wp:attachment":[{"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/media?parent=4441"}],"wp:term":[{"taxonomy":"attachment-method","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/attachment-method?post=4441"},{"taxonomy":"body-material","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/body-material?post=4441"},{"taxonomy":"body-style","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/body-style?post=4441"},{"taxonomy":"center-conductor-type","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/center-conductor-type?post=4441"},{"taxonomy":"connection-type","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/connection-type?post=4441"},{"taxonomy":"dielectric-type","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/dielectric-type?post=4441"},{"taxonomy":"frequency-max","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/frequency-max?post=4441"},{"taxonomy":"connector-gender","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/connector-gender?post=4441"},{"taxonomy":"impedance","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/impedance?post=4441"},{"taxonomy":"interface-type","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/interface-type?post=4441"},{"taxonomy":"jacket-material","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/jacket-material?post=4441"},{"taxonomy":"main-feature","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/main-feature?post=4441"},{"taxonomy":"max-operating-temperature","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/max-operating-temperature?post=4441"},{"taxonomy":"mount-method","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/mount-method?post=4441"},{"taxonomy":"no-of-shields","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/no-of-shields?post=4441"},{"taxonomy":"connector-series","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/connector-series?post=4441"},{"taxonomy":"termination-type","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/termination-type?post=4441"},{"taxonomy":"vswr-max","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/vswr-max?post=4441"},{"taxonomy":"vswr-typical","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/vswr-typical?post=4441"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product_brand?post=4441"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product_cat?post=4441"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product_tag?post=4441"},{"taxonomy":"product_application","embeddable":true,"href":"https:\/\/mechanc.com\/ja\/wp-json\/wp\/v2\/product_application?post=4441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}