{"id":8541,"date":"2016-09-02T09:16:30","date_gmt":"2016-09-02T16:16:30","guid":{"rendered":"http:\/\/mightyohm.com\/blog\/?p=8541"},"modified":"2016-08-31T22:29:57","modified_gmt":"2016-09-01T05:29:57","slug":"lva-geiger-counter","status":"publish","type":"post","link":"https:\/\/mightyohm.com\/blog\/2016\/09\/lva-geiger-counter\/","title":{"rendered":"LVA Geiger Counter"},"content":{"rendered":"<p><a href=\"https:\/\/github.com\/anrieff\/geiger-counter\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/camo.githubusercontent.com\/694bb3dc7cd79fe24367529874e40fc34c0c9554\/687474703a2f2f6c76612e62672f70726f64756374732f6765696765722d636f756e7465722f67616c6c6572792f4765696765725f6d61696e2d736d616c6c65722e6a7067\" alt=\"Image of Geiger Counter v2.0\" width=\"910\" height=\"760\" \/><\/a><\/p>\n<p id=\"LQxYfGj\"><a href=\"https:\/\/github.com\/anrieff\">Veselin Georgiev<\/a> created this custom Geiger counter based on the <a href=\"http:\/\/mightyohm.com\/geiger\">MightyOhm Geiger Counter kit<\/a>.\u00a0Veselin&#8217;s version, called the <a href=\"https:\/\/github.com\/anrieff\/geiger-counter\">LVA Geiger Counter<\/a>, includes several changes:<\/p>\n<ul>\n<li>A 7-segment display with brightness control shows the measured radiation level in uSv\/hr or total counts since startup.<\/li>\n<li>ATmega88 instead of ATtiny2313 to allow more space for firmware extensions.<\/li>\n<li>Battery level monitoring with alarm.<\/li>\n<li>Phono jack pulse output for connection to monitoring software.<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.robotev.com\/product_info.php?cPath=1_50&amp;products_id=578\">Kits are available from robotev<\/a>\u00a0(shipping to Bulgaria and Balkan-area only).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Veselin Georgiev created this custom Geiger counter based on the MightyOhm Geiger Counter kit.\u00a0Veselin&#8217;s version, called the LVA Geiger Counter, includes several changes: A 7-segment display with brightness control shows the measured radiation level in uSv\/hr or total counts since startup. ATmega88 instead of ATtiny2313 to allow more space for firmware extensions. Battery level monitoring &hellip; <a href=\"https:\/\/mightyohm.com\/blog\/2016\/09\/lva-geiger-counter\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">LVA Geiger Counter<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[443],"tags":[401,383],"class_list":["post-8541","post","type-post","status-publish","format-standard","hentry","category-projects-2","tag-geiger","tag-oshw"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pioCd-2dL","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":14142,"url":"https:\/\/mightyohm.com\/blog\/2020\/08\/oled-display-wifi-interface-lipo-and-battery-voltage-monitoring-for-the-mightyohm-geiger-counter\/","url_meta":{"origin":8541,"position":0},"title":"OLED display, WiFi interface, LiPo and battery voltage monitoring for the MightyOhm Geiger Counter","author":"Jeff","date":"August 4, 2020","format":false,"excerpt":"Twitter user @joeyhagedorn recently posted photos of his hacked MightyOhm Geiger Counter kit. He added an OLED display from Adafruit, a LiPo battery, Particle Argon WiFi interface, and a battery monitoring circuit that uses an AD8244 high impedance buffer to avoid loading down the HV supply. Interested in building your\u2026","rel":"","context":"In &quot;Kits&quot;","block_context":{"text":"Kits","link":"https:\/\/mightyohm.com\/blog\/category\/kits\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2020\/08\/Ec-r4yMU4AAnFzS.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2020\/08\/Ec-r4yMU4AAnFzS.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2020\/08\/Ec-r4yMU4AAnFzS.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":4221,"url":"https:\/\/mightyohm.com\/blog\/2011\/10\/flying-with-the-geiger-counter-kit\/","url_meta":{"origin":8541,"position":1},"title":"Flying with the Geiger Counter Kit","author":"Jeff","date":"October 28, 2011","format":false,"excerpt":"Shortly after my Geiger counter workshop at the Chaos Communications Camp in Germany, @tatzelbrumm sent me this video of his kit chirping madly on his flight home to the United States. If you squint at the laptop in the video, you can see that his geiger counter is reading over\u2026","rel":"","context":"In &quot;Kits&quot;","block_context":{"text":"Kits","link":"https:\/\/mightyohm.com\/blog\/category\/kits\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2011\/10\/radiation-425x500.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4298,"url":"https:\/\/mightyohm.com\/blog\/2011\/10\/new-product-laser-cut-case-for-the-geiger-counter-kit\/","url_meta":{"origin":8541,"position":2},"title":"New product: Laser-cut Case for the Geiger Counter Kit","author":"Jeff","date":"October 24, 2011","format":false,"excerpt":"I'm happy to announce the release of a custom laser-cut case for the Geiger Counter kit! The case, which is made of high quality clear acrylic, comes with standoffs and all the hardware needed to assemble it. The case includes access holes for the HV adjustment, the piezo beeper, and\u2026","rel":"","context":"In &quot;Announcements&quot;","block_context":{"text":"Announcements","link":"https:\/\/mightyohm.com\/blog\/category\/announcements\/"},"img":{"alt_text":"Geiger Counter with Lasercut Case","src":"https:\/\/i0.wp.com\/mightyohm.com\/files\/flickr\/6275026497_3cf9f175b2.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":15442,"url":"https:\/\/mightyohm.com\/blog\/2021\/09\/the-mightyohm-geiger-counter-kit-turns-10-geiger-kits-are-10-off-in-september\/","url_meta":{"origin":8541,"position":3},"title":"The MightyOhm Geiger Counter Kit turns 10! Geiger Kits are 10% off in September!","author":"Jeff","date":"September 1, 2021","format":false,"excerpt":"This year marks the ten year anniversary of the MightyOhm Geiger Counter kit. To celebrate ten years of kits, Geiger Counter Kits will be 10% off for the entire month of September. The year is 2011. It's early summer. Mitch has been soliciting workshop ideas for Chaos Camp 2011. The\u2026","rel":"","context":"In &quot;Announcements&quot;","block_context":{"text":"Announcements","link":"https:\/\/mightyohm.com\/blog\/category\/announcements\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2011\/12\/geiger_with_case.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":4373,"url":"https:\/\/mightyohm.com\/blog\/2011\/11\/geiger-counter-kits-are-back-in-stock\/","url_meta":{"origin":8541,"position":4},"title":"Geiger Counter Kits are back in stock","author":"Jeff","date":"November 7, 2011","format":false,"excerpt":"Geiger Counter kits are back in stock and shipping again. My apologies to everyone who has been waiting to place an order, it took a little bit longer than I expected to get all of the parts for this batch. \u00a0I'm not sure if I'll be able to keep up\u2026","rel":"","context":"In &quot;Kits&quot;","block_context":{"text":"Kits","link":"https:\/\/mightyohm.com\/blog\/category\/kits\/"},"img":{"alt_text":"Geiger Counter with Case","src":"https:\/\/i0.wp.com\/mightyohm.com\/files\/flickr\/6275026497_3cf9f175b2.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":5268,"url":"https:\/\/mightyohm.com\/blog\/2012\/07\/geiger-counter-workshops-toorcamp\/","url_meta":{"origin":8541,"position":5},"title":"Geiger Counter Workshops @ Toorcamp","author":"Jeff","date":"July 23, 2012","format":false,"excerpt":"News flash: Hardhack is running the Hardware Hacking Area at Toorcamp this year, which takes place on the Washington coast in just under three weeks! \u00a0(The dates are August 8-12, 2012, and tickets are still available.) I'll be running two\u00a0Geiger Counter Workshops. \u00a0Come build a Geiger Counter kit! I'll have\u2026","rel":"","context":"In &quot;Announcements&quot;","block_context":{"text":"Announcements","link":"https:\/\/mightyohm.com\/blog\/category\/announcements\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2011\/12\/geiger_with_case.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/8541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/comments?post=8541"}],"version-history":[{"count":2,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/8541\/revisions"}],"predecessor-version":[{"id":8544,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/8541\/revisions\/8544"}],"wp:attachment":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/media?parent=8541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/categories?post=8541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/tags?post=8541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}