{"id":1586,"date":"2011-04-17T20:04:25","date_gmt":"2011-04-18T01:04:25","guid":{"rendered":"http:\/\/thmsblog.com\/?p=1586"},"modified":"2011-09-29T18:17:44","modified_gmt":"2011-09-30T00:17:44","slug":"1586","status":"publish","type":"post","link":"https:\/\/blog.thehobbyistmachineshop.com\/?p=1586","title":{"rendered":"Weighty Subject"},"content":{"rendered":"<!-- index.php -->\n<div\n\tclass=\"ngg-galleryoverview ngg-ajax-pagination-none\"\n\tid=\"ngg-gallery-e71dfae5061e7c66a9b9bd8ec9096d49-1\">\n\n    \t<div class=\"slideshowlink\">\n        <a href='https:\/\/blog.thehobbyistmachineshop.com\/index.php\/nggallery\/slideshow?p=1586'>[Show as slideshow]<\/a>\n\t\t\n\t<\/div>\n\t\t\t<!-- Thumbnails -->\n\t\t\t\t<div id=\"ngg-image-0\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa1.jpg\"\n               title=\"Brown Brothers Key Set (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa1.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa1.jpg\"\n               data-image-id=\"186\"\n               data-title=\"brownbros-csa1\"\n               data-description=\"Brown Brothers Key Set (KI4DW photo)\"\n               data-image-slug=\"brownbros-csa1\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"brownbros-csa1\"\n                    alt=\"brownbros-csa1\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa1.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-1\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa2.jpg\"\n               title=\"Weights on Arm (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa2.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa2.jpg\"\n               data-image-id=\"187\"\n               data-title=\"brownbros-csa2\"\n               data-description=\"Weights on Arm (KI4DW photo)\"\n               data-image-slug=\"brownbros-csa2\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"brownbros-csa2\"\n                    alt=\"brownbros-csa2\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa2.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-2\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa3.jpg\"\n               title=\"Weight (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa3.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa3.jpg\"\n               data-image-id=\"188\"\n               data-title=\"brownbros-csa3\"\n               data-description=\"Weight (KI4DW photo)\"\n               data-image-slug=\"brownbros-csa3\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"brownbros-csa3\"\n                    alt=\"brownbros-csa3\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa3.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-3\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa4.jpg\"\n               title=\"Weight (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/brownbros-csa4.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa4.jpg\"\n               data-image-id=\"189\"\n               data-title=\"brownbros-csa4\"\n               data-description=\"Weight (KI4DW photo)\"\n               data-image-slug=\"brownbros-csa4\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"brownbros-csa4\"\n                    alt=\"brownbros-csa4\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_brownbros-csa4.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-4\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-1.jpg\"\n               title=\"Steel weights made by KTaM. Filing to square slots still required.\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-1.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-1.jpg\"\n               data-image-id=\"190\"\n               data-title=\"weight-1\"\n               data-description=\"Steel weights made by KTaM. Filing to square slots still required.\"\n               data-image-slug=\"weight-1\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"weight-1\"\n                    alt=\"weight-1\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-1.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-5\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-2.jpg\"\n               title=\"Stainless steel thumb screws finish up the job.\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-2.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-2.jpg\"\n               data-image-id=\"194\"\n               data-title=\"weight-2\"\n               data-description=\"Stainless steel thumb screws finish up the job.\"\n               data-image-slug=\"weight-2\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"weight-2\"\n                    alt=\"weight-2\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-2.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-6\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-3.jpg\"\n               title=\"I bought some high quality files to square the slots. $12 each but worth it.\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/weight-3.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-3.jpg\"\n               data-image-id=\"195\"\n               data-title=\"weight-3\"\n               data-description=\"I bought some high quality files to square the slots. $12 each but worth it.\"\n               data-image-slug=\"weight-3\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"weight-3\"\n                    alt=\"weight-3\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_weight-3.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-7\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/csa-weights-s002.jpg\"\n               title=\"Looking good! (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/csa-weights-s002.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_csa-weights-s002.jpg\"\n               data-image-id=\"198\"\n               data-title=\"csa-weights-s002\"\n               data-description=\"Looking good! (KI4DW photo)\"\n               data-image-slug=\"csa-weights-s002\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"csa-weights-s002\"\n                    alt=\"csa-weights-s002\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_csa-weights-s002.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\t\t<div id=\"ngg-image-8\" class=\"ngg-gallery-thumbnail-box\" >\n\t\t\t\t        <div class=\"ngg-gallery-thumbnail\">\n            <a href=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/csa-weights-s003.jpg\"\n               title=\"Finished results (KI4DW photo)\"\n               data-src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/csa-weights-s003.jpg\"\n               data-thumbnail=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_csa-weights-s003.jpg\"\n               data-image-id=\"199\"\n               data-title=\"csa-weights-s003\"\n               data-description=\"Finished results (KI4DW photo)\"\n               data-image-slug=\"csa-weights-s003\"\n               class=\"ngg-fancybox\" rel=\"e71dfae5061e7c66a9b9bd8ec9096d49\">\n                <img\n                    title=\"csa-weights-s003\"\n                    alt=\"csa-weights-s003\"\n                    src=\"https:\/\/blog.thehobbyistmachineshop.com\/wp-content\/gallery\/bbweights\/thumbs\/thumbs_csa-weights-s003.jpg\"\n                    width=\"100\"\n                    height=\"100\"\n                    style=\"max-width:100%;\"\n                \/>\n            <\/a>\n        <\/div>\n\t\t\t\t\t\t\t<\/div> \n\t\t\t\n        \n\t\t\n\t\t<!-- Pagination -->\n\t<div class='ngg-clear'><\/div>\t<\/div>\n\n<p>A fellow ham radio operator Dennis (KI4DW) was in need\u00a0 of replacement weights for his Brown Brothers &#8220;bug&#8221; keyer. The weights are the easy part. I thought he needed the thumb screws duplicated too. Turns out he has the screws.<\/p>\n<p>The weights I turned from a 3\/4 in leaded steel bar on the PD400. The slots are cut with a 3\/32 end mill on the X3. The digital readout was a real big help in free handing the slots. (CNC automation spoils me.) In the picture, the slots still need a bit of internal filing to square the inside corners.<\/p>\n<p>The 8-32 thumb screws would be a lot more work to make exact copies. I was afraid of the time (and cost) I would spend on two of them. I have since discovered a <a title=\"Thumb Screw\" href=\"http:\/\/www.mcmaster.com\/#thumb-screws\/=bynzun\" target=\"_blank\">good source<\/a> for these at McMaster-Carr.<\/p>\n<p>If I make any more weights, about a half hour in BobCAD should make the slot cutting easy work starting from dead center. Heck, the G-code would be easy to write from scratch.<\/p>\n<p>Just a few hours work on developing these parts. CNCing the slot would make it much faster to produce more.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A fellow ham radio operator Dennis (KI4DW) was in need\u00a0 of replacement weights for his Brown Brothers &#8220;bug&#8221; keyer. The weights are the easy part. I thought he needed the thumb screws duplicated too. Turns out he has the screws. The weights I turned from a 3\/4 in leaded steel bar on the PD400. The [&hellip;]<\/p>\n","protected":false},"author":77778,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[52],"tags":[53,107,89,28,47],"_links":{"self":[{"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=\/wp\/v2\/posts\/1586"}],"collection":[{"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=\/wp\/v2\/users\/77778"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1586"}],"version-history":[{"count":0,"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=\/wp\/v2\/posts\/1586\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.thehobbyistmachineshop.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}