{"id":120,"date":"2016-05-03T11:37:51","date_gmt":"2016-05-03T11:37:51","guid":{"rendered":"http:\/?page_id=2"},"modified":"2022-05-16T01:07:55","modified_gmt":"2022-05-16T01:07:55","slug":"front-page","status":"publish","type":"page","link":"https:\/\/avitech.com.au\/","title":{"rendered":"Welcome"},"content":{"rendered":"<p>This site houses my collection of articles and blog posts relating to my adventures with vintage computers (and other hobbies).<\/p>\n<p>Here you will find write-ups about my restoration projects, how-to articles, events I&#8217;ve attended, and links to other useful resources.<\/p>\n<p>You will find both static Pages and blog-style Posts here. In general the substantive content is in the &#8220;Pages&#8221;. The &#8220;Posts&#8221; are generally just a brief summary of new activity, to alert people to new or changed Pages.<\/p>\n<hr>\n<h4>Items for sale<\/h4>\n<p>Here&#8217;s a brief list of items I have available for sale or trade.  If interested, please contact me for further details:<\/p>\n<ul>\n<li><a href=\"https:\/\/avitech.com.au\/?page_id=4387#vt220-ta642e3878\">VT220 RS232 Terminal S\/N TA642E3878<\/a> $300 *SOLD*<\/li>\n<li><a href=\"https:\/\/avitech.com.au\/?page_id=4387#vt220-ta709j7451\">VT220 RS232 Terminal S\/N TA709J7451<\/a> $150 *SOLD 30.04.2022 *<\/li>\n<li><a href=\"https:\/\/avitech.com.au\/?page_id=4387#vt220-ta709j7664\">VT220 RS232 Terminal S\/N TA709J7664<\/a> $150 *SOLD*<\/li>\n<li><a href=\"https:\/\/avitech.com.au\/?page_id=4387#lk401-keyboard\">DEC LK401 Keyboard<\/a> $50<\/li>\n<li>Webster Spectrum QBUS PDP-11 system in half-height cabinet with front loading mag-tape drive  $950<\/li>\n<\/ul>\n<hr>\n<h4>Items Wanted<\/h4>\n<p>Here&#8217;s a brief list of items I would like to buy or trade. If interested, please contact me:<\/p>\n<ul>\n<li>PDP-11\/34 or \/34A processor boards: M7265, M7266, M8265 and M8266<\/li>\n<li>PDP-11\/34 backplane or chassis (wanted for a friend)<\/li>\n<li>Re-inker for printer ribbons<\/li>\n<li>Paper tape reader with RS232 interface<\/li>\n<li>Magtape drive (for 0.5&#8243; tape) with RS232 or SCSI interface<\/li>\n<li>RK05 head alignment cartridge<\/li>\n<\/ul>\n<hr>\n<h4>How to reach me<\/h4>\n<p>If you are interested in getting in touch, please leave your contact details below.<\/p>\n<p>Please also consider subscribing to my mailing list, for updates.<\/p>\n<div data-test='contact-form'\n\t\t\tid='contact-form-120'\n\t\t\tclass='jetpack-contact-form-container '\n\t\t\tdata-wp-interactive='jetpack\/form' 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role=\"button\" tabindex=\"0\" data-wp-on--click=\"actions.goBack\" href=\"\/index.php?rest_route=%2Fwp%2Fv2%2Fpages%2F120\">\u2190 Back<\/a><\/p><h4 data-wp-bind--aria-hidden=\"state.isSuccessMessageAriaHidden\" id=\"contact-form-success-header-17a00a6a1fd4a06644ec590920abb972a250dcd5\">Thank you for your response. \u2728<\/h4>\n\n<template data-wp-each--submission=\"context.formattedSubmissionData\">\n\t\t\t\t\t<div class=\"jetpack_forms_contact-form-success-summary\">\n\t\t\t\t\t\t<div class=\"field-name-wrapper\">\n\t\t\t\t\t\t\t<div class=\"field-type-icon\" data-wp-watch=\"callbacks.watchFieldTypeIcon\"><\/div>\n\t\t\t\t\t\t\t<div class=\"field-name\" data-wp-text=\"context.submission.label\" data-wp-bind--hidden=\"!context.submission.label\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"field-value\" data-wp-text=\"context.submission.value\" data-wp-bind--hidden=\"!context.submission.showPlainValue\"><\/div>\n\t\t\t\t\t\t<a class=\"field-url\" 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data-wp-context='{\"fieldId\":\"g120-website\",\"fieldType\":\"url\",\"fieldLabel\":\"Website\",\"fieldValue\":\"\",\"fieldPlaceholder\":\"\",\"fieldIsRequired\":\"\",\"fieldErrorMessage\":\"\",\"fieldExtra\":[],\"formHash\":\"17a00a6a1fd4a06644ec590920abb972a250dcd5\"}'  class='grunion-field-url-wrap grunion-field-wrap'  data-jp-field-id='g120-website' data-jp-visibility-root='g120-website' data-wp-class--jetpack-field--conditionally-hidden=\"state.isFieldHidden\" data-wp-watch--conditional-focus=\"callbacks.manageConditionalFocus\" data-wp-init='callbacks.initializeField' data-wp-on--jetpack-form-reset='callbacks.initializeField' >\n<label\n\t\t\t\tfor='g120-website' class=\"grunion-field-label url\" 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name=\"ak_js\" value=\"88\"\/><script>\ndocument.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );\n<\/script>\n<\/p><\/form>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This site houses my collection of articles and blog posts relating to my adventures with vintage computers (and other hobbies). Here you will find write-ups about my restoration projects, how-to articles, events I&#8217;ve attended, and links to other useful resources. You will find both static Pages and blog-style Posts here. In general the substantive content ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/avitech.com.au\/\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":83,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-120","page","type-page","status-publish","has-post-thumbnail","hentry"],"jetpack_sharing_enabled":false,"jetpack_shortlink":"https:\/\/wp.me\/P7xTsk-1W","jetpack-related-posts":[{"id":4387,"url":"https:\/\/avitech.com.au\/?page_id=4387","url_meta":{"origin":120,"position":0},"title":"For Sale","author":"malcolm","date":"15-May-2021","format":false,"excerpt":"These are the items I currently have available for sale. All items are pickup from Macleod Vic 3085 Australia, or I will drop off unboxed at Pack and Send in Eltham, for you to arrange freight. You can reach me by sending me a message from the HOME page. Page\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/mm-files\/items-for-sale\/vt220-ta642e3878\/main-300x225.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":766,"url":"https:\/\/avitech.com.au\/?page_id=766","url_meta":{"origin":120,"position":1},"title":"RS232 Connectors","author":"malcolm","date":"19-July-2016","format":false,"excerpt":"This page sets out some basic information about serial connectors used for RS232-level asynchronous serial communications. Protocol and signal levels When TXD and RXD lines are in the IDLE state (and for a Logic 1 on these lines): TTL logic lines are at +5V RS232 lines are at -VE voltages\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2022\/08\/de9-connectors-numbered-pins-300x225.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":318,"url":"https:\/\/avitech.com.au\/?page_id=318","url_meta":{"origin":120,"position":2},"title":"Current Loop Interface #2","author":"mmacleod@iinet.net.au","date":"18-May-2016","format":false,"excerpt":"USB-Powered 20mA Current Loop Interface Introduction \u00a0 Description \u00a0 Settings \u00a0 Project Status \u00a0 Downloads Introduction This board is useful for connecting a computer to a current-loop peripheral. It was primarily designed for connecting a current-day PC to a Model 33 Teletype without the need for any external power supply.\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"cli2-rev-1-pcb-622-480","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2016\/05\/cli2-rev-1-pcb-622-480-300x232.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1628,"url":"https:\/\/avitech.com.au\/?page_id=1628","url_meta":{"origin":120,"position":3},"title":"DEC BC01V RS232 Cable","author":"malcolm","date":"17-January-2017","format":false,"excerpt":"DEC BC01V Cable For the PDP-8, the KL8-E (M8650) and KL8-JA (M8655) connect to the outside world via a 40-pin \"Berg\" connector, arranged as 2 rows of 40 pins as shown here. These boards supports 20mA current loop or RS232 communications, depending on the cable that is connected to it.\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/01\/berg-on-kl8ja-300x169.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3623,"url":"https:\/\/avitech.com.au\/?page_id=3623","url_meta":{"origin":120,"position":4},"title":"Garage Sale on Sat 5 October 2019","author":"malcolm","date":"30-September-2019","format":false,"excerpt":"I'm doing something of a clean out of vintage computer gear, due to downsizing. This Saturday (5 October 2019) from 9am to 5pm. Factory 71, 22 Dunn Crescent, Dandenong Here's a partial list of what will be available (this list will be updated on Friday): The Free Pile DEC Networking\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":914,"url":"https:\/\/avitech.com.au\/?page_id=914","url_meta":{"origin":120,"position":5},"title":"RT-11 boot floppy","author":"malcolm","date":"26-July-2016","format":false,"excerpt":"This page steps through the process of building an RT-11 floppy disk that can be used to boot a PDP-11. You will need a floppy disk that has already been low-level formatted to suit the drive you are using (eg RX01, RX02, RX50, RX33, etc). The process for formatting your\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/avitech.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=120"}],"version-history":[{"count":28,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/120\/revisions"}],"predecessor-version":[{"id":5615,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/120\/revisions\/5615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/media\/83"}],"wp:attachment":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}