{"id":6056,"date":"2023-01-30T12:35:30","date_gmt":"2023-01-30T11:35:30","guid":{"rendered":"https:\/\/retrofixer.it\/?p=6056"},"modified":"2025-04-09T12:45:14","modified_gmt":"2025-04-09T10:45:14","slug":"zx-spectrum-2-audio-video-mod","status":"publish","type":"post","link":"https:\/\/retrofixer.it\/en\/zx-spectrum-2-audio-video-mod\/","title":{"rendered":"ZX Spectrum +2 audio-video mod"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6056\" class=\"elementor elementor-6056\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1e0dadf elementor-section-stretched elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1e0dadf\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2c4a60\" data-id=\"b2c4a60\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e480171 elementor-widget elementor-widget-heading\" data-id=\"e480171\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aggiungere l'ingresso audio<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ec0208 elementor-widget elementor-widget-text-editor\" data-id=\"9ec0208\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Lo Spectrum +2 prodotto da Amstrad nel 1986 ha il suo registratore integrato per poter leggere e scrivere su nastro.<br \/>Se il suo registratore \u00e8 guasto o semplicemente vogliamo caricare i nostri amati programmi da SD o altro, possiamo aggiungere un ingresso audio esterno e caricare i giochi da tzxduino o similari.<br \/>Questo computer esteticamente \u00e8 uguale alla versione +2A se non per il colore, grigio infatti per il +2 e nero per il +2a, ma quello che cambia \u00e8 all&#8217;interno!.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63cebbe elementor-widget elementor-widget-image\" data-id=\"63cebbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"sp2g_inside\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2MiwidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcDJnX2luc2lkZS5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"720\" height=\"411\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside.jpg\" class=\"attachment-medium_large size-medium_large wp-image-6062\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside.jpg 720w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside-300x171.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside-18x10.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside-256x146.jpg 256w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside-50x29.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_inside-131x75.jpg 131w\" sizes=\"(max-width:767px) 480px, 720px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-96bf64a elementor-widget elementor-widget-text-editor\" data-id=\"96bf64a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Su questo computer il jack audio utilizzato \u00e8 mono e quindi non utilizzabile per poter fare un canale come uscita ed uno per l&#8217;ingresso come invece possibile sul +2A. Le possibili soluzioni sono quelle di aggiungere un connettore sulla scocca del computer, ma per chi non vuole rovinare il suo case originale, pu\u00f2 potare per un jack esterno oppure rimuover il suo jack mono ed adattare un connettore stereo, magari aiutandoci con una stampa 3D se questo non \u00e8 saldabile sul pcb per via del suo footprint.<\/p><p>Ho trovato 2 tipologie di modifiche per aggiungere l&#8217;audio esterno su questo computer, una non ha funzionato!<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1243dfd elementor-widget elementor-widget-heading\" data-id=\"1243dfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">1) Soluzione semplice<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2d42d6a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d42d6a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1f7169a\" data-id=\"1f7169a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6d33816 elementor-widget elementor-widget-text-editor\" data-id=\"6d33816\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Questa semplice modifica consiste nel portare il nostro segnale audio esterno al pin n.5, ingresso non invertente dell&#8217;operazionale LA6324.<\/p><p>Io ho provato questa modifica ma non ho avuto successo.<\/p><p>Come lettore esterno ho utilizzato SVI-CAS e non sono riuscito a caricare nulla, il segnale non veniva visualizzato a video e non c&#8217;\u00e8 stato modo di caricare nulla.<\/p><p>Forse il segnale non era abbastanza alto, magari con un tzxduino la cosa potrebbe essere diversa&#8230;<\/p><p>Vista la semplicit\u00e0 di questa modifica io direi di provarla e se non funziona la si toglie in un secondo, sono solo 2 fili da saldare, segnale audio e gnd.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ae33c52\" data-id=\"ae33c52\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6fece21 elementor-widget elementor-widget-image\" data-id=\"6fece21\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"sp2g_tape\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2MywidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcDJnX3RhcGUuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"720\" height=\"411\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape.jpg\" class=\"attachment-large size-large wp-image-6063\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape.jpg 720w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape-300x171.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape-18x10.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape-256x146.jpg 256w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape-50x29.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape-131x75.jpg 131w\" sizes=\"(max-width:767px) 480px, 720px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62fd303 elementor-widget elementor-widget-image\" data-id=\"62fd303\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"sp2g_tape_sch\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2NCwidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcDJnX3RhcGVfc2NoLmpwZyJ9\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"603\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-1024x603.jpg\" class=\"attachment-large size-large wp-image-6064\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-1024x603.jpg 1024w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-300x177.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-768x452.jpg 768w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-18x12.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-248x146.jpg 248w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-50x29.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch-127x75.jpg 127w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_tape_sch.jpg 1039w\" sizes=\"(max-width:767px) 480px, (max-width:1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-4992998 elementor-widget elementor-widget-heading\" data-id=\"4992998\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">2) Soluzione con amplificatore<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52f6772 elementor-widget elementor-widget-text-editor\" data-id=\"52f6772\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Se anche a voi non ha funzionato la soluzione n.1 ecco questa seconda modifica che a me ha funzionato subito.<\/p><p>Questa mod consiste nell&#8217;aggiungere un amplificatore operazionale, un LM358, per gestire ed amplificare il segnale esterno e quello interno del registratore. Si, con questa modifica occorre prendere anche il segnale che dal pcb del registratore va alla scheda madre. <br \/>Tranquilli nulla di complicato!<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b0fad9 elementor-widget elementor-widget-image\" data-id=\"6b0fad9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"sp2g_ampli\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2OCwidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcDJnX2FtcGxpLmpwZyJ9\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"931\" height=\"386\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli.jpg\" class=\"attachment-large size-large wp-image-6068\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli.jpg 931w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-300x124.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-768x318.jpg 768w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-18x7.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-260x108.jpg 260w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-50x21.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli-150x62.jpg 150w\" sizes=\"(max-width:767px) 480px, (max-width:931px) 100vw, 931px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aea8d10 elementor-widget elementor-widget-text-editor\" data-id=\"aea8d10\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ho seguito questo schema che potete trovare nel video&nbsp;<a style=\"letter-spacing: 0px;\" href=\"https:\/\/www.youtube.com\/watch?v=qUIv-A_DOc0&amp;t=1252s\" target=\"_blank\" rel=\"noopener\">ZX Spectrum +2 Repair. (No. 7). Part 3<\/a>&nbsp;from <a class=\"yt-simple-endpoint style-scope yt-formatted-string\" dir=\"auto\" spellcheck=\"false\" href=\"https:\/\/www.youtube.com\/@JoulesperCoulomb\">JoulesperCoulomb<\/a><\/p><p>Io ho tolto il diodo D1 e D2 e C3 che fondamentalmente servono per la stabilizzazione della tensione mentre D2 per evitare l&#8217;inversione del segnale. Potete anche lasciarli per una sicurezza in pi\u00f9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-002ef93 elementor-widget elementor-widget-image\" data-id=\"002ef93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"sp2g_ampli_mod\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA2OSwidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcDJnX2FtcGxpX21vZC5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"481\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-1024x481.jpg\" class=\"attachment-large size-large wp-image-6069\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-1024x481.jpg 1024w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-300x141.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-768x361.jpg 768w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-18x8.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-260x122.jpg 260w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-50x23.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod-150x70.jpg 150w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/sp2g_ampli_mod.jpg 1403w\" sizes=\"(max-width:767px) 480px, (max-width:1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90ae684 elementor-widget elementor-widget-text-editor\" data-id=\"90ae684\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il gioco \u00e8 fatto! anzi \u00e8 caricato!<\/p><p><span style=\"letter-spacing: 0px;\">Questa \u00e8 la modifica completa con l&#8217;ingresso audio preso sul jack mono da 3,5 (tutto in alto a destra).<br \/>Il filo bianco che prima portava il segnale della cassetta allo Z80 ora passa per l&#8217;operazionale aggiunto come il segnale in arrivo dall&#8217;esterno. Da questa piccola scheda uscir\u00e0 il nuovo segnale audio che andr\u00e0 ora allo Z80 (vedi filo bianco) utilizzando il suo connettore.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0880f51 elementor-widget elementor-widget-heading\" data-id=\"0880f51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Segnale video basso o invertito?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca7d7ac elementor-widget elementor-widget-text-editor\" data-id=\"ca7d7ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Su questo computer l&#8217;uscita video \u00e8 configurata per avere un segnale analogico sul connettore di uscita, ma se noi volessimo utilizzare il segnale RGB dovremmo fare questa piccola modifica.<br \/>Dobbiamo controllare la configurazione dei ponticelli, da me era LK4 chiuso e LK2 aperto.<br \/>Occorrer\u00e0 mettere il ponticello su LK2 e toglierlo da LK4 e controllare se \u00e8 presente la resistenza R9 (da me no), se non \u00e8 installata occorre mettere una resistenza un pochino pi\u00f9 bassa di 1Kohm per evitare il problema visto sullo Spectrum +2A, meglio una da 680 &#8211; 560 Ohm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aca9c53 elementor-widget elementor-widget-image\" data-id=\"aca9c53\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"spe2g_videomod\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjA3MCwidXJsIjoiaHR0cHM6XC9cL3JldHJvZml4ZXIuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzAxXC9zcGUyZ192aWRlb21vZC5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-1024x573.jpg\" class=\"attachment-large size-large wp-image-6070\" alt=\"\" srcset=\"https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-1024x573.jpg 1024w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-300x168.jpg 300w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-768x430.jpg 768w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-18x10.jpg 18w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-260x146.jpg 260w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-50x28.jpg 50w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod-134x75.jpg 134w, https:\/\/retrofixer.it\/wp-content\/uploads\/2023\/01\/spe2g_videomod.jpg 1170w\" sizes=\"(max-width:767px) 480px, (max-width:1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9024a39 elementor-widget elementor-widget-text-editor\" data-id=\"9024a39\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Finito, ora il video \u00e8 perfetto. Guardate la video-riparazione di questo computer ed anche dello Spectrum +2A<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b57649c elementor-widget elementor-widget-video\" data-id=\"b57649c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/mColzj38cNY&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Aggiungere l&#8217;ingresso audio Lo Spectrum +2 prodotto da Amstrad nel 1986 ha il suo registratore integrato per poter leggere e scrivere su nastro. Se il suo<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":6058,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86,19],"tags":[80,333,332,336,330,334,335,329,337,328,331,338,327,253,339],"class_list":["post-6056","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-amstrad","category-computer","tag-amstrad","tag-audio-in","tag-audio-ingresso","tag-audio-mod","tag-black-background","tag-external-tape","tag-ingresso-cassette","tag-inverse-screen","tag-rgb-fix","tag-schermo-invertito","tag-sfondo-nero","tag-video-basso","tag-video-mod","tag-zx-spectrum","tag-zx-spectrum-2"],"_links":{"self":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts\/6056","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/comments?post=6056"}],"version-history":[{"count":1,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts\/6056\/revisions"}],"predecessor-version":[{"id":9789,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts\/6056\/revisions\/9789"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/media\/6058"}],"wp:attachment":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/media?parent=6056"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/categories?post=6056"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/tags?post=6056"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}