{"product_id":"hmc849-rf-switch-module-spdt-6ghz-broadband-high-isolation","title":"HMC849 SPDT RF Switch Module 6GHz Broadband High Isolation","description":"\n\u003ch2\u003eHMC849 RF Switch Module – Single-Pole Double-Throw, 6 GHz Broadband\u003c\/h2\u003e\n\u003cp\u003eThe HMC849 RF Switch Module is a compact, high-performance Single-Pole Double-Throw (SPDT) switch designed for engineers, hobbyists, and RF enthusiasts who need reliable signal routing across a wide frequency range. With a working frequency range of up to 6 GHz, this module delivers exceptional signal integrity and high isolation, making it ideal for RF circuit design, lab testing, signal switching, and DIY electronics projects.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSPDT Configuration:\u003c\/strong\u003e Single-Pole Double-Throw design allows seamless switching between two RF signal paths.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6 GHz Operating Frequency Range:\u003c\/strong\u003e Broad bandwidth suitable for a wide variety of RF applications and testing scenarios.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSMA Connectors (Input \u0026amp; Output):\u003c\/strong\u003e Standard external-thread SMA interfaces ensure compatibility with most RF lab equipment and cables.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Power Supply:\u003c\/strong\u003e Operates on 3–5V DC, making it easy to integrate into existing setups and microcontroller-based projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Isolation:\u003c\/strong\u003e Excellent signal isolation between switch paths for clean, interference-free routing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Measures approximately 2.5 × 3 cm (excluding SMA connectors), lightweight and easy to carry or integrate into a project enclosure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePCB Construction:\u003c\/strong\u003e Built on a quality PCB for durability and reliable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Single-Pole Double-Throw (SPDT) RF Switch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Frequency:\u003c\/strong\u003e Up to 6 GHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply Voltage:\u003c\/strong\u003e 3–5V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput\/Output Impedance:\u003c\/strong\u003e 50 Ω\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e SMA (External Thread, Inner Hole)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule Dimensions:\u003c\/strong\u003e ~2.5 × 3 cm (excluding SMA protruding part)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PCB\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × HMC849 RF Switch Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to different production batches, minor variations in appearance, color, or printed text may occur and will not affect functionality. Slight color differences may appear due to lighting and display settings. Measurement tolerance is ±1–3 cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-wooden-handle-nylon-bristle-paint-brush-for-oil-painting-dusting-and-cleaning-unrechargeable-hand-tool-set-without-batt-2\"\u003e10Pcs Wooden Handle Nylon Bristle Paint Brush - Hand Tool Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw – SK5 Steel, Portable Mini\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does SPDT mean in the context of this RF switch module?\u003c\/h4\u003e\n\u003cp\u003eA: SPDT stands for Single-Pole Double-Throw. This means the HMC849 RF Switch Module has one common input port and two selectable output ports, allowing you to route an RF signal from the input to one of two outputs at a time — making it ideal for signal path selection in RF circuit design and testing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of connectors does the HMC849 RF Switch Module use?\u003c\/h4\u003e\n\u003cp\u003eA: The module uses SMA connectors with an external thread and inner-hole design, which are standard in RF and microwave applications. These connectors ensure compatibility with most common RF cables and lab equipment used up to 6 GHz.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What power supply does the HMC849 RF Switch Module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module operates on a 3–5V DC power supply, making it straightforward to power with a standard lab bench supply, USB power, or a microcontroller's GPIO voltage rail. No special power conditioning is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module suitable for amateur radio or SDR (Software Defined Radio) projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The HMC849 RF Switch Module's 6 GHz bandwidth and compact SPDT design make it an excellent choice for amateur radio setups, SDR antenna switching, RF test benches, and DIY electronics projects requiring fast, reliable signal routing.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does SPDT mean in the context of this RF switch module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"SPDT stands for Single-Pole Double-Throw. This means the HMC849 RF Switch Module has one common input port and two selectable output ports, allowing you to route an RF signal from the input to one of two outputs at a time — making it ideal for signal path selection in RF circuit design and testing.\"}}, {\"@type\": \"Question\", \"name\": \"What type of connectors does the HMC849 RF Switch Module use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module uses SMA connectors with an external thread and inner-hole design, which are standard in RF and microwave applications. These connectors ensure compatibility with most common RF cables and lab equipment used up to 6 GHz.\"}}, {\"@type\": \"Question\", \"name\": \"What power supply does the HMC849 RF Switch Module require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module operates on a 3–5V DC power supply, making it straightforward to power with a standard lab bench supply, USB power, or a microcontroller's GPIO voltage rail. No special power conditioning is required.\"}}, {\"@type\": \"Question\", \"name\": \"Is this module suitable for amateur radio or SDR (Software Defined Radio) projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The HMC849 RF Switch Module's 6 GHz bandwidth and compact SPDT design make it an excellent choice for amateur radio setups, SDR antenna switching, RF test benches, and DIY electronics projects requiring fast, reliable signal routing.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"HMC849 SPDT RF Switch Module 6GHz Broadband High Isolation\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/products\/hmc849-rf-switch-module-spdt-6ghz-broadband-high-isolation\"}]}\u003c\/script\u003e","brand":"Babs","offers":[{"title":"Default Title","offer_id":52588667043980,"sku":"\u003cnone\u003e","price":14.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/2862\/6316\/files\/S581d129d2abd4a289858b6a13d465114S.webp?v=1786895627","url":"https:\/\/babcustomersupport.com\/products\/hmc849-rf-switch-module-spdt-6ghz-broadband-high-isolation","provider":"Babs","version":"1.0","type":"link"}