{"id":386,"date":"2012-03-11T10:00:01","date_gmt":"2012-03-11T14:00:01","guid":{"rendered":"http:\/\/localhost\/wordpress\/?p=386"},"modified":"2023-03-19T14:46:57","modified_gmt":"2023-03-19T18:46:57","slug":"audio-restoration","status":"publish","type":"post","link":"https:\/\/billthompson.us\/bt\/audio-restoration\/","title":{"rendered":"Audio Restoration"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-thumbnail wp-image-517\" title=\"thorens-124\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/uploads\/2012\/03\/thorens-124-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/p>\n<p>If you have recordings on vinyl, cassette, reel to reel tape, VHS, Beta, or some other old format I can produce a high-quality digital copy and produce a CD for playback on today&#8217;s equipment. I have the highest quality tape decks and turntables to yield great results. As a secondary part of this process I can often improve your audio by further processing:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Reduction of hum and noise<\/li>\n<li>Improvement of intelligibility<\/li>\n<li>Speed correction<\/li>\n<\/ul>\n<p>Of course I can&#8217;t do the impossible, if you give me a completely erased tape, a recording with much more noise than signal, or one so muffled that there&#8217;s no intelligibility at all, I may not be able to help. I&#8217;m always willing to take a listen and give you an opinion before starting any actual work.<br \/>\n<center><!--more--><\/center><\/p>\n<h2>Noise reduction and intelligibility enhancement<\/h2>\n<p>This is an old interview from a cassette tape made in about 1972. It is full of hum and noise and very muffled sounding. A variety of techniques was used to clean up the worst of the problems and make the speech easier to understand. Compare the before and after recordings to hear the results.<\/p>\n<p><strong>Cassette before processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-hum.mp3?_=1\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-hum.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-hum.mp3<\/a><\/audio>\n<p><strong>Cassette after processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-2\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-nr-eq.mp3?_=2\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-nr-eq.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/interview-nr-eq.mp3<\/a><\/audio>\n<h2>Vinyl LP recovery and restoration<\/h2>\n<p>This transfer was made from a badly scratched LP vinyl record. The clicks and pops were removed using an automatic tool and then a little manual touchup removed some remaining artifacts. Compare the before and after recordings to hear the results.<\/p>\n<p><strong>Vinyl before processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-3\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-raw.mp3?_=3\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-raw.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-raw.mp3<\/a><\/audio>\n<p><strong>Vinyl after processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-4\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-proc.mp3?_=4\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-proc.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/vinyl-proc.mp3<\/a><\/audio>\n<h2>Historic 78 RPM record recovery and restoration<\/h2>\n<p>This is from an old 78 RPM record I bought for $.25. Johnny Ray was pretty amazing. The record was very beat up and I used a new process to pretty much eliminate all the surface noise and groove distortion.<\/p>\n<p><strong>Old 78 rpm record before processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-5\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-raw.mp3?_=5\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-raw.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-raw.mp3<\/a><\/audio>\n<p><strong>Old 78 rpm record after processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-6\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-proc.mp3?_=6\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-proc.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/78-proc.mp3<\/a><\/audio>\n<h2>A 45 RPM record with severe scratches<\/h2>\n<p>This is a 45 RPM record by the Chuck Alaimo Quartet. This is the fade-out at the end of the tune where you can really hear the surface noise. After processing there isn&#8217;t any noise, the fade just goes to silence. I added a little stereo width too just for grins.<\/p>\n<p><strong>Local-66 before processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-7\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-before.mp3?_=7\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-before.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-before.mp3<\/a><\/audio>\n<p><strong>Local-66 after processing<\/strong><\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-386-8\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-after.mp3?_=8\" \/><a href=\"https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-after.mp3\">https:\/\/billthompson.us\/bt\/wp-content\/audio\/local-after.mp3<\/a><\/audio>\n<p>These are only a few quick samples of some things that are possible with old audio.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you have recordings on vinyl, cassette, reel to reel tape, VHS, Beta, or some other old format I can produce a high-quality digital copy and produce a CD for playback on today&#8217;s equipment. I have the highest quality tape decks and turntables to yield great results. As a secondary part of this process I [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-386","post","type-post","status-publish","format-standard","hentry","category-services"],"_links":{"self":[{"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/posts\/386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/comments?post=386"}],"version-history":[{"count":1,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/posts\/386\/revisions"}],"predecessor-version":[{"id":2175,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/posts\/386\/revisions\/2175"}],"wp:attachment":[{"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/media?parent=386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/categories?post=386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/billthompson.us\/bt\/wp-json\/wp\/v2\/tags?post=386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}