{"product_id":"thorn-emi-electron-tubes-9781r03-photomultiplier-tube","title":"Thorn EMI Electron Tubes 9781R03 Photomultiplier Tube","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-76\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-76\" data-turn-id-container=\"request-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-76\" data-testid=\"conversation-turn-152\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"70fd9297-4eaf-4366-9be1-116e90e96348\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"748\"\u003eThe Thorn EMI Electron Tubes 9781R03 Photomultiplier Tube Type R8630 RH0642 is used in low-light detection and radiation measurement systems to convert extremely weak light signals into measurable electrical outputs with high gain and sensitivity. Commonly installed in laboratory instrumentation, scintillation counters, nuclear medicine equipment, spectroscopy systems, particle detection equipment, and scientific research instruments requiring photomultiplier technology. Maintenance technicians, laboratory engineers, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this photomultiplier tube for instrument repairs, detector replacement, refurbishment, and restoration of scientific and analytical equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"750\" data-end=\"767\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"769\" data-end=\"1270\"\u003eThe Thorn EMI Type 9781R03 photomultiplier tube is designed to detect extremely low levels of visible and ultraviolet light by amplifying photoelectron emissions into usable electrical signals. It is widely used in scintillation detectors, gamma spectroscopy systems, fluorescence analyzers, nuclear instrumentation, medical imaging equipment, environmental monitoring systems, and physics research laboratories where high-sensitivity optical detection is required. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1272\" data-end=\"1301\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1303\" data-end=\"2178\"\u003e• Brand: Thorn EMI Electron Tubes\u003cbr data-start=\"1336\" data-end=\"1339\"\u003e• Part Number: 9781R03\u003cbr data-start=\"1361\" data-end=\"1364\"\u003e• Tube Type: R8630\u003cbr data-start=\"1382\" data-end=\"1385\"\u003e• Identification Code: RH0642\u003cbr data-start=\"1414\" data-end=\"1417\"\u003e• Product Type: Photomultiplier Tube (PMT)\u003cbr data-start=\"1459\" data-end=\"1462\"\u003e• Function: Low-Light Detection and Signal Amplification\u003cbr data-start=\"1518\" data-end=\"1521\"\u003e• Technology: Vacuum Photomultiplier Tube\u003cbr data-start=\"1562\" data-end=\"1565\"\u003e• Detection Principle: Photoelectric Electron Multiplication\u003cbr data-start=\"1625\" data-end=\"1628\"\u003e• Spectral Response: Visible and Ultraviolet Light (model dependent)\u003cbr data-start=\"1696\" data-end=\"1699\"\u003e• Application: Scientific Instrumentation and Radiation Detection\u003cbr data-start=\"1764\" data-end=\"1767\"\u003e• Compatible Equipment: Scintillation Counters, Spectrometers, Medical Imaging Systems, Laboratory Instruments\u003cbr data-start=\"1877\" data-end=\"1880\"\u003e• Mounting Type: Instrument Socket Mount\u003cbr data-start=\"1920\" data-end=\"1923\"\u003e• High Voltage Operation: External PMT High-Voltage Supply Required\u003cbr data-start=\"1990\" data-end=\"1993\"\u003e• Construction: Glass Vacuum Tube with Multi-Dynode Electron Multiplier\u003cbr data-start=\"2064\" data-end=\"2067\"\u003e• Suitable for Laboratory, Medical, Industrial, and Research Applications \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2180\" data-end=\"2204\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2206\" data-end=\"2363\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thorn EMI 9351 Photomultiplier Tube\u003cbr data-start=\"2243\" data-end=\"2246\"\u003e• Thorn EMI 9829B Photomultiplier Tube\u003cbr data-start=\"2284\" data-end=\"2287\"\u003e• Thorn EMI 9863B Photomultiplier Tube\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Thorn","offers":[{"title":"New","offer_id":51714022179118,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_34e64188-7a9c-48c6-a6d2-e0c072cfd4a7.jpg?v=1770414045","url":"https:\/\/plgautomation.com\/products\/thorn-emi-electron-tubes-9781r03-photomultiplier-tube","provider":"PLG Automation ","version":"1.0","type":"link"}