{"id":11260,"date":"2016-04-24T22:37:50","date_gmt":"2016-04-25T02:37:50","guid":{"rendered":"http:\/\/serony.com\/ken\/?p=11260"},"modified":"2021-12-28T14:42:34","modified_gmt":"2021-12-28T19:42:34","slug":"fixed-air-compressor-joy-of-scope","status":"publish","type":"post","link":"https:\/\/serony.com\/ken\/2016\/04\/24\/fixed-air-compressor-joy-of-scope\/","title":{"rendered":"Fixed air compressor, joy of scope"},"content":{"rendered":"
\"fully-repaired
fully-repaired 4-gallon ‘pancake’ air compressor<\/figcaption><\/figure>\n

\u00b6\u00a0 \ub0a0\uc528\uac00 \ud480\ub9ac\uba74\uc11c<\/strong><\/span> \uc6b0\ub9ac ‘\ub0a1\uc740 \uc9d1’\uc758 \uc774\uacf3 \uc800\uacf3\uc744 \uc190\uc744 \ubcf4\ub824\uace0 \ubab8\uc744 \uc6c0\uc9c1\uc5ec\ubcf4\ub2c8.. \uc81c\uc77c \uc911\uc694\ud55c tool \uc911\uc5d0 \ud558\ub098\uc778 air compressor (4-gallon pancake<\/em> style) \uac00 \uace0\uc7a5 \ub09c \uac83\uc744 \uc54c\uac8c \ub418\uc5c8\ub2e4. \uc774\uac83\uc5d0 \ub300\ud55c \uac83\uc740 \uc9c0\ub09c blog\uc5d0 <\/a>\ub098\uc758 ‘\uac01\uc624’\uc640 \ud568\uaed8 \ubc1d\ud78c \ubc14\uac00 \uc788\uc5c8\ub2e4. \uac01\uc624\ub77c \ud568\uc740 \ubb3c\ub860 ‘\ub0b4\uac00 \uace0\uce58\uaca0\ub2e4’ \ub77c\ub294 \uac01\uc624\ub2e4. \ud558\uc9c0\ub9cc \uace0\uce58\ub294 \uac12\uc774 \uc0ac\ub294 \uac12\ubcf4\ub2e4 \ub354 \ube44\uc2f8\uba74 \uc774\uc57c\uae30\uac00 \ub2ec\ub77c\uc9c4\ub2e4. \ucd5c\uc545\uc758 \uacbd\uc6b0 \uc774\uac83\uc744 \ubc84\ub824\uc57c \ud558\ub294 \uc0ac\ud0dc\uac00 \uc624\ub294 \uac83\uc774 \ub098\uc758 ‘\uc545\ubabd’\uc911\uc5d0 \ud558\ub098\ub2e4. \ubcf4\uae30\uc5d0 \ub108\ubb34\ub098 \uba40\uca61\ud55c \uac83\uc774\uace0, \uc774\uac83\uc744 \ubc84\ub9ac\uba74 \uc5b4\ub514\ub85c \uac08 \uac83\uc778\uac00.. landfill.. landfill, \ube44\uc2f8\uac8c \ub9cc\ub4e4\uc5b4\ub0b8 \uc1f3\ub369\uc5b4\ub9ac, \uc544\uc9c1\ub3c4 \uc815\uc0c1\uc77c \uc218\ub3c4 \uc788\ub294 electric motor, pump\ub4f1\ub4f1.. \ud55c \ub9c8\ub514\ub85c \ub108\ubb34\ub098 \uc544\uae4c\uc6b4 \ub178\ub987\uc774\uc5c8\ub2e4. \uac00\uc9c4 \uac83\uc740 \uc2dc\uac04\ubc16\uc5d0 \uc5c6\ub2e4\ub294 \uac01\uc624\ub85c \uc2dc\uac04\uc744 \ub4e4\uc5ec\uc11c ‘\uacf5\ubd80’\ud558\uae30 \uc2dc\uc791\uc744 \ud574 \ubcf4\ub2c8.. \u00a0<\/p>\n

\uc774\ubbf8 \ubc1d\ud600\uc9c4 \uc0ac\uc2e4\uc740, (1) electric motor runs ok, (2) air pump makes air out fine, (3) no visible air leaks outside tank. \uc774 \uc0ac\uc2e4\ub4e4\uc740 air leak \uc790\uccb4\uac00 \ubc16\uc5d0 \uc788\ub294 air plumbing\uc758 \uc5b4\ub514\uc5d0\uc120\uac00 hole\uc774 \uc0dd\uacbc\ub2e4\ub294 \ub73b\uc774\ub2e4.\u00a0 \uacf5\uae30\uac00 \uc0c8\ub294 \uc18c\ub9ac\uac00 \ub4e4\ub9ac\ub294 \uacf3\uc740 air pressure switch\ubd80\uadfc\uc774\uc9c0\ub9cc \uc815\ud655\ud55c \uacf3\uc740 pinpoint\ub97c \ud560 \uc218\uac00 \uc5c6\ub2e4.<\/p>\n

\uac00\uae09\uc801 disassemble\uc744 \ud53c\ud558\ub824\uace0 \ud588\uc9c0\ub9cc, \uc138\uc0c1\uc774 \uadf8\ub807\uac8c \ud638\ub77d\ud638\ub77d\ud558\uc9c0 \uc54a\ub2e4. Wrench\ub4e4\uc744 \ub3d9\uc6d0\ud574\uc11c plumbing pipe\ub97c \ud574\uccb4\ud558\uace0 \uc790\uc138\ud788 \ubcf4\uc558\uc9c0\ub9cc \uacf5\uae30\uac00 \uc0c8\ub294 \uacf3\uc774 \uc5c6\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ub0a8\uc740 \uac83\uc740 \ub72f\uae30 \uadc0\ucc2e\uae30\ub9cc \ud55c air pressure switch\uadf8 \uc790\uccb4\uc774\ub2e4. \uc774\uac83\uc5d0\uc11c \ubc1c\uacac\uc744 \ubabb\ud558\uba74 \uac70\uc758 \uc774\uac83\uc744 \ub0b4\uac00 \uace0\uce60 \uac00\ub9dd\uc740 \uc5c6\uace0 ‘\ubc84\ub824\uc57c’\ud558\ub294 \uc2e0\uc138\uac00 \ub41c\ub2e4.<\/p>\n

\ube44\uc7a5\ud55c \uac01\uc624\ub85c air pressure switch\ub97c \ub72f\uc5b4\ub0b4\uc9c0\ub9cc \uadf8\uacf3\uc5d0\ub3c4 \ubcc4\ub85c \ubb38\uc81c\uac00 \uc5c6\uc5b4 \ubcf4\uc600\ub2e4. \uc774\uac83 \uc790\uccb4\ub3c4 \ub354 \ubd84\ud574\uac00 \uac00\ub2a5\ud558\uae34 \ud588\ub2e4. screw\ub85c \uc870\ub9bd\uc774 \ub418\uc5b4 \uc788\uc5c8\uc73c\ub2c8\uae4c.. \ud558\uc9c0\ub9cc \uc774\uacf3\uc5d0\uc11c \uc911\ub2e8\uc744 \ud558\uace0 \ucd5c\ud6c4\uc758 \ubcf4\ub8e8\uc778 googling\uc744 \ud558\ub2c8.. \uc5ed\uc2dc air leak\uc758 \uac00\ub2a5\uc131\uc740 \uc774 switch \uc790\uccb4\uc5d0 \uac00\uc7a5 \ub9ce\uc774 \uc788\uc5c8\ub2e4. \ub0b4\uac00 \uc774\uac83\uc744 \uace0\uce60 \uac00\ub2a5\uc131\uc740 \uac70\uc758 \uc5c6\uc73c\ub2c8.. \ub2e4\uc74c\uc740 \uc774 ‘\ubd80\ud488’\uc744 \uad50\uccb4\ud558\uba74 \ub420 \ub4ef \ubcf4\uc600\ub2e4. \ubb38\uc81c\ub294.. price price.. \ub9cc\uc57d $20~30 \uc774\uc0c1\uc774 \ub418\uba74 \ud3ec\uae30\ud560 \ub2e8\uacc4\ub2e4. \ud558\uc9c0\ub9cc \uc5ec\uae30\uc5d0 big surprise\uac00 \uc788\uc5c8\ub294\ub370 \uc774 \ubd80\ud488\uc740 \ucc98\uc74c\ubd80\ud130 made in china<\/em>\uc774\uae30\uc5d0 \uac70\uc9d3\ub9d0\ucc98\ub7fc \uc2fc $7 \uc815\ub3c4\uac00 \uc544\ub2cc\uac00? \uc774\ub7f0 \ubcf5\uc7a1\ud55c \uac83\uc744 \uc5b4\ub5bb\uac8c $7 \uc5d0 \ud30c\ub294\uc9c0 \uc54c \uc218\ub294 \uc5c6\uc9c0\ub9cc, \uc0c1\uad00\uc774 \uc5c6\uc9c0 \uc54a\uc740\uac00? \ub354\uc6b1 \ub180\ub780 \uc0ac\uc2e4\uc740.. China\uc5d0\uc11c \uc9c1\uc811 delivery\uac00 \ub418\uba74 shipping \ub3c4 ‘\uacf5\uc9dc’… \ucc38 \uc694\uc0c1\ud55c \uc138\uc0c1\uc774\ub2e4.<\/p>\n

 <\/p>\n

\"fully<\/p>\n

fully disassembled air pressure switch<\/p>\n

\"Disassembled<\/p>\n

Disassembled pressure switch exposed ugly ‘teared’ diaphragm<\/p>\n

\uacb0\uacfc\uc801\uc73c\ub85c \ub098\ub294 $7 gambling\uc744 \ud558\ub294 \uc148\uc774\ub77c\uc11c, \ub9c8\uc74c\ub3c4 \uac00\ubcbc\uc6e0\ub2e4. \ub290\ub08c\uc5d0 \uc774\uac83\uc73c\ub85c \ubaa8\ub4e0 \uac83\uc774 \ub05d\ub0a0 \ub4ef \ud588\uace0, \uacb0\uacfc\ub3c4 \ub9c8\ucc2c\uac00\uc9c0.. \uc774 ‘\ub188’\uc774 \ubc14\ub85c \ubc94\uc778\uc73c\ub85c \ub4e4\uc5b4\ub0ac\uace0 10\ub144\uc774 \ub118\uc740 4-gallon pancake air compressor\ub294 ‘\uc644\uc804\ud788’ \uace0\uccd0\uc84c\ub2e4. \ub0b4\uce5c\uae40\uc5d0 \ubb38\uc81c\uc758 air pressure switch\ub97c \uc644\uc804\ud788 \ud574\uccb4\ub97c \ud574 \ubcf4\ub2c8… \uc5ed\uc2dc \uae4a\uc219\ud55c \uc18d\uc5d0 \uc788\uc5c8\ub358 rubber air diaphragm\uc5d0 \ud07c\uc9c1\ud55c \uad6c\uba4d\uc774 \ub098 \uc788\uc5c8\ub2e4. 10\ub144\uc744 \uc368\uc11c \uadf8\ub7ac\uc744\uae4c, \uc544\ub2c8\uba74 \ubd88\ub7c9\ud488\uc774\uc5c8\uc744\uae4c.. \uc0c1\uad00\uc5c6\ub2e4. \uc9c0\uae08\uc740 \uadf8\uac83\uc774 \uc0c8\uac83\uc774 \ub418\uc5c8\uc73c\ub2c8\uae4c.. \uc774\ub798\uc11c \ucd5c\uc18c\ud55c \uba87 \ub144\uac04\uc740 \uac70\uc758 \uc0c8\uac83\uc774 \ub41c air compressor\ub97c \uc4f8 \uc218\uac00 \uc788\uac8c \ub418\uc5c8\ub2e4. Landfill \ub85c \uac08 \ubed4\ud588\ub358 tool, \ud658\uacbd\ubcf4\ud638\ub3c4 \ub3d5\uace0, \ub098\uc758 \uc8fc\uba38\ub2c8 \uc0ac\uc815\ub3c4 \ub3d5\uace0, \uae30\ubd84\ub3c4 \uc88b\uace0.. \uc774\uac83\uc774\uc57c\ub9d0\ub85c win win win, triple win \uc774 \uc544\ub2d0\uae4c?<\/p>\n

 <\/p>\n

\u00b6\u00a0 Scope<\/em>, \uc0ac\uc2e4\uc740 Oscilloscope<\/strong><\/span>\uc758 \uc900\ub9d0\ub85c electrical engineer\uc5d0\uac8c \uac00\uc7a5 \uc0ac\ub791\uc744 \ubc1b\ub294 instrument\uc911\uc5d0 \ud558\ub098\ub2e4. \uc27d\uac8c \ub9d0\ud574\uc11c \uc774\uac83\uc740 electrical signal \uc911\uc5d0\uc11c \uac00\uc7a5 original, physical\ud55c analog voltage\ub97c real-time\uc73c\ub85c \ubcf4\uc5ec\uc8fc\ub294 \uce21\uc815\uae30\uae30 \u6e2c\u5b9a\u5668\u6a5f \uc774\ub2e4. \uc628 \uc138\uc0c1\uc774 \uc628\ud1b5 digital\ub85c \ubcc0\ud55c \ud604\uc7ac\uc5d0 analog\uc758 \ubc11 \ubc14\ub2e5\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uc774\uac83\uc774 \uc544\uc9c1\ub3c4 \ud544\uc694\ud560\uae4c? \ubb3c\ub860, \ubb3c\ub860\uc774\ub2e4. \uadf8 ‘\uae68\ub057\ud558\uac8c \ubcf4\uc774\ub294’ digital\uc774\ub780 \uac83\ub3c4 \uc54c\uace0 \ubcf4\uba70 ‘\ubaa8\uc870\ub9ac’ analog\uc5d0\uc11c \ucd9c\ubc1c\ud55c \uac83\uc774\ub2c8\uae4c. \uc694\uc0c8 \uc0ac\ub78c\ub4e4 \uac70\uc758 analog system\uc744 \ub2f9\uc5f0\ud788 ‘\uc548 \ubcf4\uc774\ub294 \uac83’\uc73c\ub85c \ucde8\uae09\ud558\uc9c0\ub9cc, \uadf8\uac83\uc740 \ud070 \uc624\uc0b0\uc774 \uac83\uc774\ub2e4.<\/p>\n

\"Arduino<\/p>\n

Arduino generated square wave on 25 year old<\/span> 20MHz Tenma<\/em> oscilloscope<\/p>\n

\"Arduino<\/p>\n

Arduino<\/em> <\/strong>setup for generating a square wave<\/p>\n

 <\/p>\n

\uc9c1\uc7a5\uc744 \ub5a0\ub09c \uc9c0 \uaf64 \uc624\ub798 \ub418\uc5b4\uc11c electronics lab environment\ub3c4 \uc774\uc81c\ub294 \uc0dd\uc18c\ud55c \ub290\ub08c\uc774 \ub4e4\uc9c0\ub9cc \uac00\ub054 \ud5a5\uc218\ub3c4 \ub2ec\ub7a0 \uacb8 \uc624\ub798 \uc804\uc5d0 \uc4f0\ub358 ‘\uace0\ubb3c’ 20MHz ‘analog’ oscilloscope\ub97c \uba3c\uc9c0\ub97c \ud138\uc5b4\ubc84\ub9ac\uace0 workbench\uc758 \uc911\uc2ec\uc73c\ub85c \uc62e\uaca8\ub193\uc558\ub2e4. \ud5a5\uc218, \ud5a5\uc218, \uc61b \uc0dd\uac01\uc774 \uadf8\ub807\uac8c \ub0a0 \uc218\uac00.. \uc5b4\ub838\uc744 \ub54c\ubd80\ud130 ‘\uc7a5\ub09c’\ud558\ub358 electromagnets\ubd80\ud130 \uc2dc\uc791 vacuum tube radio, stereo amplifier\ub85c \uc2dc\uc791\ud574\uc11c, 8-bit microcomputer\ub97c \uac70\uccd0\uc11c 32-bit microcontroller\uae4c\uc9c0.. \uc774\uc81c\ub294 Arduino<\/em>\ub098 Raspberry Pi<\/em>\uac19\uc740 \uac83\uc774 \uc77c\ubc18\ud654 \ub418\uc5b4\uc11c ‘\uc5b4\ub9b0 \uc5ec\uc790 \uc560’\ub4e4\uae4c\uc9c0 \uc774\uac83\uc744 \uac00\uc9c0\uace0 \uc7a5\ub09c<\/span>\uc744 \ud558\uac8c \ub418\uc5c8\ub2e4. \uacfc\uc5f0 \uadf8 \uc560\ub4e4\uc774 Oscilloscope\uac00 \ubb34\uc5c7\uc778\uc9c0 \uc54c\uae4c, \uad00\uc2ec\uc774\ub098 \uc788\uc744\uae4c? \uc624\ub79c \ub9cc\uc5d0 Scope\uc5d0 \ub098\ud0c0\ub09c \uae68\ub057\ud55c \ucd08\ub85d\uc0c9 square wave \ub97c \ubcf4\uba70 \uc0dd\uac01\ud55c\ub2e4.. \uc544~~ \uc815\ub155 \ub098\uc758 \uc138\ub300, \uc138\uc6d4\uc740 \uc774\uc81c \uc644\uc804\ud788 \uc9c0\ub098\uac00\ub294\uad6c\ub098..<\/p>\n","protected":false},"excerpt":{"rendered":"

\u00b6\u00a0 \ub0a0\uc528\uac00 \ud480\ub9ac\uba74\uc11c \uc6b0\ub9ac ‘\ub0a1\uc740 \uc9d1’\uc758 \uc774\uacf3 \uc800\uacf3\uc744 \uc190\uc744 \ubcf4\ub824\uace0 \ubab8\uc744 \uc6c0\uc9c1\uc5ec\ubcf4\ub2c8.. \uc81c\uc77c \uc911\uc694\ud55c tool \uc911\uc5d0 \ud558\ub098\uc778 air compressor (4-gallon pancake style) \uac00 \uace0\uc7a5 \ub09c \uac83\uc744 \uc54c\uac8c \ub418\uc5c8\ub2e4. \uc774\uac83\uc5d0 \ub300\ud55c \uac83\uc740 \uc9c0\ub09c blog\uc5d0 \ub098\uc758 ‘\uac01\uc624’\uc640 \ud568\uaed8 \ubc1d\ud78c \ubc14\uac00 \uc788\uc5c8\ub2e4. \uac01\uc624\ub77c \ud568\uc740 \ubb3c\ub860 ‘\ub0b4\uac00 \uace0\uce58\uaca0\ub2e4’ \ub77c\ub294 \uac01\uc624\ub2e4. \ud558\uc9c0\ub9cc \uace0\uce58\ub294 \uac12\uc774 \uc0ac\ub294 \uac12\ubcf4\ub2e4 \ub354 \ube44\uc2f8\uba74 \uc774\uc57c\uae30\uac00 \ub2ec\ub77c\uc9c4\ub2e4. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","h5ap_radio_sources":[],"_jetpack_memberships_contains_paid_content":false,"ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[2],"tags":[23,44,63],"class_list":["post-11260","post","type-post","status-publish","format-standard","hentry","category-daybook","tag-computer","tag-home-improvements","tag-technology","entry"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/posts\/11260","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/comments?post=11260"}],"version-history":[{"count":3,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/posts\/11260\/revisions"}],"predecessor-version":[{"id":19150,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/posts\/11260\/revisions\/19150"}],"wp:attachment":[{"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/media?parent=11260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/categories?post=11260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serony.com\/ken\/wp-json\/wp\/v2\/tags?post=11260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}