{"id":11977,"date":"2026-06-01T02:28:15","date_gmt":"2026-06-01T02:28:15","guid":{"rendered":"https:\/\/8657085.xyz\/?p=11977"},"modified":"2026-06-01T02:28:15","modified_gmt":"2026-06-01T02:28:15","slug":"evan-monsma-turns-a-broadcast-camera-viewfinder-into-a-sharp-little-standalone-tv","status":"publish","type":"post","link":"https:\/\/8657085.xyz\/?p=11977","title":{"rendered":"Evan Monsma Turns a Broadcast Camera Viewfinder Into a Sharp Little Standalone TV"},"content":{"rendered":"<p> <div style=\"display: grid; grid-template-columns: 300px 160px; gap: 2px; width: 460px; background: #eee; padding: 2px;\">\r\n\r\n  <!-- \u6574\u884c\u5bbd\u5e7f\u544a -->\r\n  <div style=\"grid-column: 1\/-1; width: 460px; height: 250px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876674\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  <div style=\"grid-column: 1\/-1; width: 460px; height: 90px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876676\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n\r\n  <!-- \u5de6\u4fa7\u7ad6\u6392 -->\r\n  <div style=\"height: 250px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876672\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  <div style=\"height: 500px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876680\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n\r\n  <!-- \u53f3\u4fa7\u6469\u5929\u697c\uff08\u548c\u5de6\u4fa7\u5b8c\u5168\u5bf9\u9f50\uff09 -->\r\n  <div style=\"grid-row: 3\/5; height: 750px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876678\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  \r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e6\" data-zoneid=\"5876682\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n<\/div><br \/>\n<\/p>\n<div>\n<p><img decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/31175137\/old-camera-viewfinder-to-tv-mod.jpg\" alt=\"Old Camera Viewfinder to TV Mod\" width=\"1280\" height=\"853\"\/><br \/>Evan Monsma started with a viewfinder built for a professional broadcast camera. Inside sat a small monochrome CRT, the kind camera operators once relied on for precise framing during live shoots. He wanted that same screen to work on its own, showing ordinary video signals without the rest of the camera attached.<\/p>\n<p><span id=\"more-245123\"\/><br \/><iframe title=\"Broadcast viewfinder \u2192 Tiny TV\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/ZIvf0IzS9Xs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><noscript><iframe title=\"Broadcast viewfinder \u2192 Tiny TV\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/ZIvf0IzS9Xs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><br \/>The original equipment came with an eight-pin connection that not only provided power but also transported video and control signals back and forth between the viewfinder and camera body. There wasn\u2019t a publicly available pinout, so Monsma decided to get his hands dirty and open it up to see what was inside. He used a multimeter to map out each and every wire, and voil\u00e0! He discovered that a yellow conductor supplied around 12 volts of power, the black and red wires served as ground, and the video signal was transmitted via a grey line, and it turned out that just three connections were sufficient to operate the tube.<\/p>\n<div class=\"aawp\">\n<div class=\"aawp-product aawp-product--horizontal\" data-aawp-product-asin=\"B0FXZ21F3X\" data-aawp-product-id=\"240073\" data-aawp-tracking-id=\"tec02e-20\" data-aawp-product-title=\"Roku Smart TV 2026 \u2013 55-Inch Select Series 4K QLED TV \u2013 Roku TV with Voice Remote \u2013 Flat Screen QLED Television with Wi-Fi for Streaming Live Local News Sports &amp; Movies \u2013 Bluetooth Headphone Mode\">\n<div class=\"aawp-product__thumb\">\n<p>            <img decoding=\"async\" class=\"aawp-product__image\" src=\"https:\/\/m.media-amazon.com\/images\/I\/41LoBwvahrL._SL160_.jpg\" alt=\"Roku Smart TV 2026 \u2013 55-Inch Select Series, 4K QLED TV \u2013 Roku TV with Voice Remote \u2013 Flat Screen...\"\/><\/p><\/div>\n<div class=\"aawp-product__content\">\n<p>            Roku Smart TV 2026 \u2013 55-Inch Select Series, 4K QLED TV \u2013 Roku TV with Voice Remote \u2013 Flat Screen&#8230;        <\/p>\n<div class=\"aawp-product__description\">\n<ul>\n<li>Seamless streaming: With fast Wi-Fi and apps that launch in a snap, Roku Select Series TVs get you to your entertainment quickly. You get excellent&#8230;<\/li>\n<li>Breathtaking picture: Sharp 4K brings out rich detail on our 55&#8243; flat screen TV, while the QLED screen and HDR10 create bright, accurate colors. Roku&#8230;<\/li>\n<li>Explore a world&#8217;s worth of TV: Dive into all kinds of entertainment and easily find your favorites or soon-to-be favorites.<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<\/div>\n<\/div>\n<p>\nHe cut the factory wire and built a simple adapter, allowing the viewfinder to be powered by a wall power supply or a suitable battery via a regular DC barrel socket. He also installed an RCA jack to accept composite video; both connectors are now mounted on the rear of the enclosure, securely fastened using sticky adhesive and heat-shrink tubing to prevent them from coming away during regular operation. He cleaned up the old harness by attaching heat-shrink coverings to the unwanted wires and storing them out of sight.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/31175442\/old-camera-viewfinder-to-tv-mod-1.jpg\" alt=\"Old Camera Viewfinder to TV Mod\" width=\"1280\" height=\"720\"\/><br \/>The focus-peaking switch still works flawlessly, and you can adjust the brightness and contrast to achieve the ideal image. Monsmas also tested the side panel using an HDMI-to-composite converter and was pleased to note that even with the contrast turned down, text remained visible, and the dark part of the movie had more information than you\u2019d see on many laptops under similar settings.<\/p>\n<p>A wooden base is what gives the finished piece its proper shape. Monsma carved several channels into scrap wood to hide the cables underneath, painted the screw locations, and then secured the metal viewfinder body to the board with little machine screws. A application of Danish oil on the base and a fresh coat of white paint on the housing transformed it from a Frankenstein\u2019s monster to something that looked like it belonged there.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/31175448\/old-camera-viewfinder-to-tv-mod-2.jpg\" alt=\"Old Camera Viewfinder to TV Mod\" width=\"1280\" height=\"720\"\/><br \/>The original sunshade now flips over to provide a flat surface on top of which you can place another small gadget. You can have the viewfinder up and running in seconds; when the tube warms up, the image appears and remains solid. Monsma ran games via it and watched a variety of video clips; the analog approach produced none of the scaling artifacts commonly seen on low-cost contemporary displays.<\/p>\n<p>The finished product takes up very little desk space while delivering a respectable image. Its analog input is compatible with antique cameras, game consoles, and any device that can output composite video, and a cheap converter makes it simple to connect to current sources. The hardwood mount keeps everything organized and the unit rock sturdy. The controls continue to respond as expected.<br \/><span>[Source]<\/span><\/p>\n<\/p><\/div>\n<p><!-- \u603b\u5bb9\u5668\uff1a\u6700\u5927\u5bbd908px Grid\u7d27\u51d1\u5e03\u5c40 -->\r\n<div style=\"display: grid; grid-template-columns: 728px 160px; gap:2px; width:908px; background:#eee; padding:2px;\">\r\n\r\n  <!-- \u901a\u680f\u9876\u90e8\uff1a\u6700\u5927\u6a2a\u5e45 908x258 \u8de8\u6574\u884c -->\r\n  <div style=\"grid-column:1\/-1; height:258px; background:#ff6b6b; display:grid; place-items:center;\">\r\n    <!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114307\" data-width=\"908\" data-height=\"258\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114307});<\/script>\r\n<!--JuicyAds END-->\r\n  <\/div>\r\n\r\n  <!-- \u7b2c\u4e8c\u901a\u680f\uff1a728\u00d790 \u901a\u680f -->\r\n  <div style=\"grid-column:1\/-1; 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background:#ffe066; display:grid; place-items:center;\">\r\n\t<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114299\" data-width=\"300\" data-height=\"250\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114299});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n    <div style=\"height:250px; background:#ff9ecd; display:grid; place-items:center;\">\r\n\t<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114305\" data-width=\"250\" data-height=\"250\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114305});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n    <div style=\"height:139px; background:#c792ea; display:grid; place-items:center;\">\r\n\t<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114302\" data-width=\"133\" data-height=\"139\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114302});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n    <div style=\"height:125px; background:#91e7ac; display:grid; place-items:center;\">\r\n\t\r\n<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114303\" data-width=\"125\" data-height=\"125\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114303});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n  <\/div>\r\n\r\n  <!-- \u53f3\u4fa7\u7ad6\u680f\uff1a160\u00d7600 \u6574\u5217\u9ad8\u5e7f\u544a -->\r\n  <div style=\"grid-row:3\/8; height:600px;  display:grid; place-items:center;\">\r\n    <!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114301\" data-width=\"160\" data-height=\"600\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114301});<\/script>\r\n<!--JuicyAds END-->\r\n  <\/div>\r\n\r\n<\/div><br \/>\n<br \/> Evan Monsma Turns a Broadcast Camera Viewfinder Into a Sharp Little Standalone TV<br \/>\n<br \/>#Evan #Monsma #Turns #Broadcast #Camera #Viewfinder #Sharp #Standalone<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Evan Monsma started with a viewfinder built for a professional broadcast camera. Inside sat a&#8230;<\/p>\n","protected":false},"author":1,"featured_media":11978,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[9059,2181,11307,11308,1141,11310,494,11309],"class_list":["post-11977","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-broadcast","tag-camera","tag-evan","tag-monsma","tag-sharp","tag-standalone","tag-turns","tag-viewfinder"],"featured_image_urls":{"full":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod.jpg",1280,853,false],"thumbnail":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-150x150.jpg",150,150,true],"medium":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-300x200.jpg",300,200,true],"medium_large":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-768x512.jpg",640,427,true],"large":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-1024x682.jpg",640,426,true],"1536x1536":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod.jpg",1280,853,false],"2048x2048":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod.jpg",1280,853,false],"covernews-slider-full":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-1115x715.jpg",1115,715,true],"covernews-slider-center":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-800x500.jpg",800,500,true],"covernews-featured":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-1024x682.jpg",1024,682,true],"covernews-medium":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-540x340.jpg",540,340,true],"covernews-medium-square":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/06\/old-camera-viewfinder-to-tv-mod-400x250.jpg",400,250,true]},"author_info":{"display_name":"admin","author_link":"https:\/\/8657085.xyz\/?author=1"},"category_info":"<a href=\"https:\/\/8657085.xyz\/?cat=8\" rel=\"category\">Tech<\/a>","tag_info":"Tech","comment_count":"0","_links":{"self":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts\/11977","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11977"}],"version-history":[{"count":0,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts\/11977\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/media\/11978"}],"wp:attachment":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}