{"id":2393,"date":"2016-04-26T20:36:22","date_gmt":"2016-04-27T03:36:22","guid":{"rendered":""},"modified":"2025-06-05T10:33:37","modified_gmt":"2025-06-05T17:33:37","slug":"2393","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/2393","title":{"rendered":"Digital Radiation Monitor Troubleshooting and FAQs"},"content":{"rendered":"<p class=\"has-text-align-center has-kb-palette-12-background-color has-background\"><strong>This sensor is no longer available. Information is presented for reference only.<\/strong><\/p>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Digital Radiation Monitor (DRM-BTD, <em>discontinued<\/em>)<\/h3>\n<ul class=\"wp-block-list\">\n<li> <a href=\"\/manuals\/DRM-BTD\">Specifications and User Guide<\/a><\/li>\n<li> <a href=\"https:\/\/www.vernier.com\/files\/manuals\/drm-btd_2.pdf\">Extended User Manual<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-scaled.jpg\" alt=\"\" class=\"wp-image-25116\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-scaled.jpg 2560w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-600x337.jpg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-1024x576.jpg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-768x432.jpg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-1536x864.jpg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2016\/04\/product.drm-btd._hero.001-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\">Troubleshooting<\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Primary Test:<\/strong> Turn on the Digital Radiation Monitor to audio position, and set the upper switch to CPM. Does the screen settle to a fluctuating small number (~0-20 cpm)? It should not always be zero, but might sometimes read zero.<\/li>\n<li><strong>Secondary Test:<\/strong> Connect cable to Digital Radiation Monitor and a LabQuest interface (any model). Does the software recognize the Digital Radiation Monitor? Does the meter count increment?<\/li>\n<li><strong>Tertiary Test:<\/strong> Set LabQuest App for time-based data collection (60 s count interval, 6000 seconds) and collect data. The time series should be random, neither increasing nor decreasing. FFT should be Gaussian.<\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Sensor Compatibility<\/h3>\n<section id=\"requirements\" class=\"vst-harmony\">\n<p>Choose a platform below to see its compatibility requirements.<\/p>\n<details>\n<summary>LabQuest<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\">LabQuest App<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq3\/\">LabQuest 3<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq2\/\">LabQuest 2<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq\/\">LabQuest<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/details>\n<details>\n<summary>Computers<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th class=\"empty-cell\"><\/th>\n<th class=\"text-center\" colspan=\"3\">Software<\/th>\n<\/tr>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/graphical-analysis\/\">Graphical Analysis<\/a><\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/graphical-analysis\/\">Graphical Analysis (Web App)<\/a><\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/logger-pro-3\/\">Logger <i>Pro<\/i> (discontinued)<\/a><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-mini\/\">LabQuest Mini<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq3\/\">LabQuest 3<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq2\/\">LabQuest 2<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-stream\/\">LabQuest Stream<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#computers-1\" title=\"Connect LabQuest Stream via USB. Wireless connection is not supported.\">1<\/a><\/sup><\/td>\n<td class=\"text-center\">Partial support <sup><a class=\"footnote-link\" href=\"#computers-2\" title=\"Bluetooth connection not compatible with macOS 11 and newer.\">2<\/a><\/sup><\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq\/\">LabQuest<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labpro\/\">LabPro<\/a><\/th>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#computers-3\" title=\"Sensor does not auto-ID; manual setup is required.\">3<\/a><\/sup><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Compatibility Notes<\/h3>\n<ol class=\"footnotes\">\n<li id=\"computers-1\">Connect LabQuest Stream via USB. Wireless connection is not supported.<\/li>\n<li id=\"computers-2\">Bluetooth connection not compatible with macOS 11 and newer.<\/li>\n<li id=\"computers-3\">Sensor does not auto-ID; manual setup is required.<\/li>\n<\/ol>\n<\/div>\n<\/details>\n<details>\n<summary>Chromebook<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th class=\"empty-cell\"><\/th>\n<th class=\"text-center\" colspan=\"1\">Software<\/th>\n<\/tr>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/graphical-analysis\/\">Graphical Analysis (Web App)<\/a><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-mini\/\">LabQuest Mini<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq3\/\">LabQuest 3<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq2\/\">LabQuest 2<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-stream\/\">LabQuest Stream<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#chromebook-1\" title=\"Connect LabQuest Stream via USB. Wireless connection is not supported.\">1<\/a><\/sup><\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq\/\">LabQuest<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Compatibility Notes<\/h3>\n<ol class=\"footnotes\">\n<li id=\"chromebook-1\">Connect LabQuest Stream via USB. Wireless connection is not supported.<\/li>\n<\/ol>\n<\/div>\n<\/details>\n<details>\n<summary>iOS<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th class=\"empty-cell\"><\/th>\n<th class=\"text-center\" colspan=\"2\">Software<\/th>\n<\/tr>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/graphical-analysis\/\">Graphical Analysis<\/a><\/th>\n<th class=\"dimension text-center\"><a href=\"\/til\/2670\/\">Graphical Analysis GW<\/a><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-stream\/\">LabQuest Stream<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq3\/\">LabQuest 3<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#ios-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#ios-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq2\/\">LabQuest 2<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#ios-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#ios-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Compatibility Notes<\/h3>\n<ol class=\"footnotes\">\n<li id=\"ios-1\">iOS and Android<sup>\u2122<\/sup> devices can only connect to LabQuest 2 or LabQuest 3 via <a href=\"\/data-sharing\/\">Wireless Data Sharing<\/a>.<\/li>\n<\/ol>\n<\/div>\n<\/details>\n<details>\n<summary>Android<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th class=\"empty-cell\"><\/th>\n<th class=\"text-center\" colspan=\"2\">Software<\/th>\n<\/tr>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\"><a href=\"\/product\/graphical-analysis\/\">Graphical Analysis<\/a><\/th>\n<th class=\"dimension text-center\"><a href=\"\/til\/3476\/\">Graphical Analysis GW<\/a><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/lq-stream\/\">LabQuest Stream<\/a><\/th>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq3\/\">LabQuest 3<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#android-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#android-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labq2\/\">LabQuest 2<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#android-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#android-1\" title=\"iOS and Android\u2122 devices can only connect to LabQuest 2 or LabQuest 3 via Wireless Data Sharing.\">1<\/a><\/sup><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Compatibility Notes<\/h3>\n<ol class=\"footnotes\">\n<li id=\"android-1\">iOS and Android<sup>\u2122<\/sup> devices can only connect to LabQuest 2 or LabQuest 3 via <a href=\"\/data-sharing\/\">Wireless Data Sharing<\/a>.<\/li>\n<\/ol>\n<\/div>\n<\/details>\n<details>\n<summary>Texas Instruments<\/summary>\n<div class=\"compatible-details\">\n<table class=\"table-base table-bordered compatibility-table\">\n<thead>\n<tr>\n<th class=\"empty-cell\"><\/th>\n<th class=\"text-center\" colspan=\"4\">Software<\/th>\n<\/tr>\n<tr>\n<th>Interface<\/th>\n<th class=\"dimension text-center\">EasyData<\/th>\n<th class=\"dimension text-center\">DataMate<\/th>\n<th class=\"dimension text-center\">DataQuest<\/th>\n<th class=\"dimension text-center\">TI-Nspire Software<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/cbl2\/\">CBL 2<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#texas_instruments-1\" title=\"EasyData and DataMate do not support this sensor. Use DataRad (not supported on color screen TI-84 Plus calculators).\">1<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-2\" title=\"CBL 2 and LabPro interfaces cannot be used with TI-84 Plus CE calculators.\">2<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#texas_instruments-1\" title=\"EasyData and DataMate do not support this sensor. Use DataRad (not supported on color screen TI-84 Plus calculators).\">1<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-2\" title=\"CBL 2 and LabPro interfaces cannot be used with TI-84 Plus CE calculators.\">2<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-3\" title=\"DataMate cannot be used with color screen TI-84 Plus calculators; use EasyData with these calculators.\">3<\/a><\/sup><\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/labpro\/\">LabPro<\/a><\/th>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#texas_instruments-1\" title=\"EasyData and DataMate do not support this sensor. Use DataRad (not supported on color screen TI-84 Plus calculators).\">1<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-2\" title=\"CBL 2 and LabPro interfaces cannot be used with TI-84 Plus CE calculators.\">2<\/a><\/sup><\/td>\n<td class=\"text-center\">Full support <sup><a class=\"footnote-link\" href=\"#texas_instruments-1\" title=\"EasyData and DataMate do not support this sensor. Use DataRad (not supported on color screen TI-84 Plus calculators).\">1<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-2\" title=\"CBL 2 and LabPro interfaces cannot be used with TI-84 Plus CE calculators.\">2<\/a> <a class=\"footnote-link\" href=\"#texas_instruments-3\" title=\"DataMate cannot be used with color screen TI-84 Plus calculators; use EasyData with these calculators.\">3<\/a><\/sup><\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<\/tr>\n<tr>\n<th class=\"dimension\"><a class=\"one-line\" href=\"\/ti-nslabc\/\">TI-Nspire Lab Cradle<\/a><\/th>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Incompatible<\/td>\n<td class=\"text-center\">Full support<\/td>\n<td class=\"text-center\">Full support<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Compatibility Notes<\/h3>\n<ol class=\"footnotes\">\n<li id=\"texas_instruments-1\">EasyData and DataMate do not support this sensor. Use <a href=\"\/til\/2672\/\">DataRad<\/a> (not supported on color screen TI-84 Plus calculators).<\/li>\n<li id=\"texas_instruments-2\">CBL 2 and LabPro interfaces cannot be used with <a href=\"\/platforms\/texas-instruments\/handhelds\/ti-84pce\/\">TI-84 Plus CE<\/a> calculators.<\/li>\n<li id=\"texas_instruments-3\">DataMate cannot be used with color screen TI-84 Plus calculators; use <a href=\"\/platforms\/texas-instruments\/software\/data-collection\/easydata\/\">EasyData<\/a> with these calculators.<\/li>\n<\/ol>\n<\/div>\n<\/details>\n<\/section>\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Additional Troubleshooting<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/til\/779\/\">What are the output signals of the Radiation Monitors?<\/a><\/li>\n<li><a href=\"\/til\/793\/\">Can I monitor the radioactivity of red Fiestaware with your Radiation Monitor?<\/a><\/li>\n<li><a href=\"\/til\/2006\/\">My Digital Radiation Monitor won't produce count rates over 500 cpm.<\/a><\/li>\n<li><a href=\"\/til\/2435\/\">My Digital Radiation Monitor occasionally reads counts that are unreasonably high.<\/a><\/li>\n<li><a href=\"\/til\/2576\/\">Why doesn't the meter on the front of the Digital Radiation Monitor more closely match the software?<\/a><\/li>\n<li><a href=\"\/til\/2672\/\">Can I use a wired (BTD) Radiation Monitor with TI calculators?<\/a><\/li>\n<li><a href=\"\/til\/1908\/\">What sensors do not work with Go!Link?<\/a><\/li>\n<li><a href=\"\/til\/1932\/\">What is the difference between RAD-BTD and RCD-BTD, or the old and new radiation monitor cables?<\/a><\/li>\n<li><a href=\"\/til\/2529\/\">Does the Digital Radiation Monitor work with the TI-Nspire Lab Cradle?<\/a><\/li>\n<\/ul>\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Specifications<\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Sensor:<\/strong> LND 712 (or equivalent) halogen-quenched GM tube <br \/>\u26ac mica end window thickness: 1.5 to 2.0 mg\/cm\u00b2<br \/>\u26ac Rated at 1000 counts per minute using a Cesium-137 laboratory standard.<\/li>\n<li><strong>Power:<\/strong> One 9-volt alkaline battery provides a battery life of 2000 hours at normal background radiation levels.<\/li>\n<li><strong>Accuracy: <\/strong>\u00b110% typical, \u00b115% max. (mR\/hr and \u00b5Sv\/hr modes)<\/li>\n<li><strong>Dimensions:<\/strong> 150 x 80 x 30 mm (5.9&#8243; x 3.2&#8243; x 1.2&#8243;)<\/li>\n<li><strong>Weight:<\/strong> 225 g (8 oz) with battery installed<\/li>\n<li><strong>Energy sensitivity:<\/strong> 1000 CPM\/mR\/hr referenced to Cs-137<\/li>\n<li><strong>Audio output:<\/strong> Chirps for each count (operational in audio mode only\u2013can be muted)<\/li>\n<li><strong>Temperature range:<\/strong> \u201320\u00b0C to 50\u00b0C<\/li>\n<li><strong>Operating range<\/strong><br \/>\u26ac  mR\/hr: 0.001 to 110<br \/>\u26ac  CPM: 0 to 350,000<br \/>\u26ac Total: 1 to 9,999,000 counts<br \/>\u26ac \u00b5Sv\/hr: 0.01 to 1100<br \/>\u26ac CPS: 1 to 3,500<\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Calibration<\/h3>\n<p>Calibrate? No. The sensor is calibrated for Cesium-137, but also serves as an excellent indicator of relative intensities for other sources of ionizing radiation. The Radiation Monitor does not detect neutron, microwave, radio frequency (RF), laser, infrared, or ultraviolet radiation.<\/p>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Related Products<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/cable-for-digital-radiation-monitor\/\">Cable for Digital Radiation Monitor<\/a> (<nobr>RCD-BTD<\/nobr>)<\/li>\n<li><a href=\"\/product\/vernier-radiation-monitor\/\">Vernier Radiation Monitor<\/a> (<nobr>VRM-BTD<\/nobr>)<\/li>\n<li><a href=\"\/product\/go-direct-radiation-monitor\/\">Go Direct<sup>&reg;<\/sup> Radiation Monitor<\/a> (<nobr>GDX-RAD<\/nobr>)<\/li>\n<\/ul>\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h4 class=\"wp-block-heading\"><strong>Legacy Products<\/strong><\/h4>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/til\/1423\/\">Radiation Monitor Troubleshooting and FAQs<\/a><\/li>\n<li><a href=\"\/til\/1438\/\">Student Radiation Monitor Troubleshooting and FAQs<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>This sensor is no longer available. Information is presented for reference only. Troubleshooting Sensor Compatibility Additional Troubleshooting Specifications Calibration Calibrate? No. The sensor is calibrated&#8230;<\/p>\n","protected":false},"author":1698,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[2766,3954,720],"class_list":["post-2393","post","type-post","status-publish","format-standard","hentry","tag-drm-btd","tag-drmmain","tag-maintil"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/2393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/1698"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=2393"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/2393\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=2393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=2393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=2393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}