{"id":46,"date":"2014-07-04T15:23:00","date_gmt":"2014-07-04T13:23:00","guid":{"rendered":"https:\/\/rerunelectronicscom.wordpress.com\/2014\/07\/04\/acoustic-guitar-piezo-preamplifier"},"modified":"2018-11-03T09:32:15","modified_gmt":"2018-11-03T09:32:15","slug":"acoustic-guitar-piezo-preamplifier","status":"publish","type":"post","link":"https:\/\/rerun-electronics.com\/?p=46","title":{"rendered":"Acoustic Guitar Piezo Preamplifier"},"content":{"rendered":"\n<ul class=\"wp-block-gallery columns-1 is-cropped wp-block-gallery-1\"><li class=\"blocks-gallery-item\"><figure><a href=\"http:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy.jpeg\"><img loading=\"lazy\" decoding=\"async\" width=\"825\" height=\"633\" src=\"http:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy.jpeg\" alt=\"\" data-id=\"2027\" data-link=\"http:\/\/rerun-electronics.com\/?attachment_id=2027\" class=\"wp-image-2027 is-layout-flex wp-block-gallery-is-layout-flex\" srcset=\"https:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy.jpeg 825w, https:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy-300x230.jpeg 300w, https:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy-768x589.jpeg 768w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/a><\/figure><\/li><\/ul>\n\n\n<div class=\"separator\" style=\"clear: both; text-align: left;\"><i>Built for Nathaniel Fregoso<\/i><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"><i>&nbsp;<\/i><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\">Unfortunately, I couldn&#8217;t think of any whiz bang names for what is essentially a very simple device. Nathaniel initially brought his guitar to me because the stock pickup system sounded very thin and lifeless. &nbsp;My solution was to install a simple source follower circuit with high impedance and headroom to keep the piezo pickup happy as well as allowing a decent length of cable with no high frequency loss. &nbsp;<\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\">&nbsp;<\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\">The box itself sports a quiet and powerful preamplifier with enough gain to provide a signal for an amplifier or to go directly into a mixer. &nbsp;There is also a passive EQ which has controls for the middle frequencies and hi\/lo tone. &nbsp;Inside is a &#8220;brightness&#8221; trim pot to dial in (or out!) the amount of string sound present in the signal. &nbsp;Finally, the footswitch toggles between two outputs&#8211; one for line output and the other for a tuner. &nbsp;This also functions as a mute switch obviously and the blue LED illuminates when the line output is engaged.&nbsp;<\/div>\n<div class=\"separator\" style=\"clear: both; text-align: center;\">&nbsp;<\/div>\n<div class=\"separator\" style=\"clear: both; text-align: center;\">&nbsp;<\/div>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Built for Nathaniel Fregoso &nbsp; Unfortunately, I couldn&#8217;t think of any whiz bang names for what is essentially a very simple device. Nathaniel initially brought his guitar to me because the stock pickup system sounded very thin and lifeless. &nbsp;My solution was to install a simple source follower circuit with high impedance and headroom to &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/rerun-electronics.com\/?p=46\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Acoustic Guitar Piezo Preamplifier&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":2027,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"image","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[3,5],"tags":[],"class_list":["post-46","post","type-post","status-publish","format-image","has-post-thumbnail","hentry","category-custom-orders","category-instrument-amplifiers","post_format-post-format-image"],"author_meta":{"display_name":"rerun","author_link":"https:\/\/rerun-electronics.com\/author\/rerun"},"featured_img":"https:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy-300x230.jpeg","jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/rerun-electronics.com\/wp-content\/uploads\/2018\/11\/top7\u2022bk-copy.jpeg","coauthors":[],"tax_additional":{"categories":{"linked":["<a href=\"https:\/\/rerun-electronics.com\/?cat=3\" class=\"advgb-post-tax-term\">Custom Orders<\/a>","<a href=\"https:\/\/rerun-electronics.com\/?cat=5\" class=\"advgb-post-tax-term\">Instrument Amplifiers<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Custom Orders<\/span>","<span class=\"advgb-post-tax-term\">Instrument Amplifiers<\/span>"]}},"comment_count":"0","relative_dates":{"created":"Posted 12 years ago","modified":"Updated 8 years ago"},"absolute_dates":{"created":"Posted on 2014-07-04","modified":"Updated on 2018-11-03"},"absolute_dates_time":{"created":"Posted on 2014-07-04 15:23","modified":"Updated on 2018-11-03 09:32"},"featured_img_caption":"","series_order":"","jetpack_sharing_enabled":false,"jetpack_shortlink":"https:\/\/wp.me\/papHjQ-K","_links":{"self":[{"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/posts\/46","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=46"}],"version-history":[{"count":3,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/posts\/46\/revisions"}],"predecessor-version":[{"id":2037,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/posts\/46\/revisions\/2037"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=\/wp\/v2\/media\/2027"}],"wp:attachment":[{"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=46"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=46"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rerun-electronics.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=46"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}