Testing 14 vintage laptops!

What a boredom! In the video published on @valosoit, I tried to turn on 14 vintage laptops, 80s, 90s and 2000 - received as a gift or purchased in various lots. The goal is simple (but long): see if they leave, what an operating system [...]

Varese Retrocomputing 2024, interview 10 Davide Barlotti, Stefano Guida, Sinclair Spectrum, Article Cover

Double interview on the Sinclair Spectrum

Welcome to Valorosoit, the channel and blog dedicated to the world of vintage computers, vintage electronics and, of course, to our beloved retrocomputer. Today's topic? A double interview with two great fans and experts from the world Sinclair Spectrum: Davide Barlotti and [...]

Vittorio, Commodore and IBM donation, article cover, vintage computer donation

Vintage Computer Donation

A donation of vintage computers is always a special event for those who, like me, collect, repair and document the history of computing. Each component has not only a technical and historical value, but also an emotional one. In this case, the donation is [...]

Dallas DS1287, DS 1287, RTC, CR2032 lithium battery modification, clock and RAM, article cover

Dallas DS 1287 Modification: External Battery

Do you have an old IBM computer, maybe a PS/2 Model 30 or another machine from the late 80s or early 90s, that no longer maintains the BIOS configuration? Do you end up with errors 161, 162, and 163 when I start up? […]

Varese Retrocomputing 2024, interview 8 Michel Mammoliti, BBS, article cover

BBS in the 80s and 90s

Do you remember BBS? If you're a fan of retrocomputing, you've probably heard of Bulletin Board Systems (BBS). Before the spread of the internet, these digital networks allowed users to communicate, exchange files, and even play online games. At Varese Retrocomputing [...]

Amiga Vault, Retro Gaming, Commodore Amiga, Lotus car game, game collection, article cover

Retro Gaming with Amiga Vault

In my blog and in my social channels @ValorosoIT, I explore the world of vintage computers with curiosity and passion. Today I want to talk about Amiga Vault, an exclusive service created by Fabry and designed for Commodore Amiga enthusiasts. Amiga [...]

Varese Retrocomputing 2024, interview 7 Davide Dr Fix, Cosmac ELF, article cover

Cosmac ELF

Nel nostro viaggio attraverso il tempo, ci accompagna Davide Calvi dell'Associazione RetroEdicola Videoludica, meglio conosciuto come Dr. Fix, che ci racconta dettagli unici e aneddoti sul Cosmac ELF. Il computer che ci ha mostra Davide Dr. Fix è una replica […]

Varese Retrocomputing 2024, interview 6 Simone Nasa and William, modern accessories for Commodore, article cover

Modern accessories for Commodore

During Varese RetroComputing 2024, I had the pleasure of interviewing Simone Nasa and William, who presented a range of modern accessories for the legendary Commodore 64, Vic-20 and Amiga. These accessories, designed to improve performance and simplify [...]

Merry Christmas Greetings, Christmas Tree in Basic V2, Commodore 64

🎄✨ Merry Christmas and Happy Holidays! ✨🎄

Thank you all for your continued support and for being part of this amazing community: 📈 4500 subscribers on YouTube, 5700 followers on Instagram, 4700 members in the Facebook group, 3900 on TikTok and 2500 on Threads! 🙌We are over 20,000 passionate [...]

Sound Blaster Clone v1.5 by David E Larsson, 8-bit ISA, 16-bit compatible, MCA Micro Channel Architecture IBM, cover

Sound Blaster Clone by David E Larsson

The Sound Blaster Clone sound cards, made by David E Larsson in Sweden, are replicas of the original Sound Blaster sound cards, with some improvements geared towards compatibility and sound quality. In this article, we analyze in detail the two [...]

Varese Retrocomputing 2024, interview 5 Lorenzo Bolla, C64 FUN-NEST, article cover

C64 FUN-NEST: retro innovation

In the world of retrocomputing, modern interfaces and innovations allow us to breathe new life into our beloved vintage computers. During Varese RetroComputing 2024, a reference event for fans of historical technologies, I interviewed Lorenzo Bolla, creator of the [...]

Varese Retrocomputing 2024, interview 4 Sergio Gervasini, ESoCoP, Apple, NeXT, Steve Jobs, article cover

Steve Jobs' revolution

At Varese Retrocomputing 2024, an event dedicated to vintage technology enthusiasts, I had the honor of interviewing Sergio Gervasini of ESoCoP. In this fascinating conversation, Sergio takes us through the history of Steve Jobs' most representative computers, exploring the technological evolution [...]

Varese Retrocomputing 2024, interview 3 Karl Voltolini, Vintanerd, Ghostbusters, article cover

Ghostbusters and 80s computers

In the world of retrogaming, Ghostbusters is one of the few video games that I enjoyed a lot as a child. The game was inspired by the famous 1984 movie. In this exclusive video interview for the ValorosoIT channel, recorded at Varese Retrocomputing 2024, [...]

Historybit, computer stories, exhibition computers and vintage calculators, article cover, exhibition in Cerro Maggiore

Historybit – Stories of Computers 2024

Nel video di oggi, vi porto con me alla mostra Historybit - Storie di Computer, organizzata da Davide e Alberto Fornasiero dello Studio FBP a Cerro Maggiore. È un'occasione imperdibile per esplorare l'evoluzione della tecnologia attraverso una straordinaria collezione di […]

CBM 8032, Commodore PET, keyboard repair, contact cleaning, graphite, cover

Commodore PET CBM 8032 keyboard repair

I had purchased this Commodore PET (Personal Electronic Transactor) CBM 8032, in the United States, and it had arrived in my collection at the end of 2021. This 8-bit computer, produced in the early 80s, had caught my attention for the [...]

Varese Retrocomputing 2024, interview 2 Stefan Dawid, Gerundo Retrogaming, Arcade Cabinets, JAMMA, article cover ValorosoIT

Arcade cabinets and JAMMA boards

I cabinati Arcade (o Coin-Op, “operati a moneta”, come vengono spesso chiamati) hanno segnato un'epoca. Dagli anni '70 fino ai primi anni '90, questi giganti dell'intrattenimento dominavano le sale giochi, i bar e le fiere, offrendo esperienze videoludiche uniche che […]

Thematic path of the 70s, 80s, 90s, Commodore, CBM, article cover, ValorosoIT

Commodore and Amiga: a journey from the '70s to the '90s

Benvenuti su ValorosoIT! 🎉 Oggi vi invito a intraprendere, con me, un vero e proprio viaggio nel tempo, esplorando il percorso tematico che ho allestito, dedicato principalmente alla storia dei dispositivi elettronici Commodore. Si parte dagli anni '70, per arrivare […]

Varese Retrocomputing 2024, interview 1 Nicola Avanzi, DEC Digital, article cover ValorosoIT, DEC Rainbow 100, PDP/11 and Professional 380

DEC Rainbow 100, PDP-11 and Professional 380

At Varese Retrocomputing 2024, I had the pleasure of meeting Nicola Avanzi of RetroCampus, a retrocomputing enthusiast and expert. On this occasion, Nicola showed us three historic models of the Digital Equipment Corporation (DEC): the DEC Rainbow 100, the [...]

Daniele Lanzillo, introduction to 8-bit assembly programming, 65XX, ValorosoIT, MOS 6510, assembler, MOS 6502

Assembly for MOS 65XX Processors

The book Introduction to 8-bit Assembly Programming – Volume I: MCS 65XX is a fundamental guide for those who want to learn Assembly programming for MOS 65XX processors. Written by Daniele Lanzillo, also known as M.A.W. 1968 (András [...]

VR 2023 top view, Varese Retrocomputing 2023, Villa Truffini, Tradate (VA)

Varese Retrocomputing 2024

Il Varese Retrocomputing 2024 è alle porte! L'evento si terrà il 15 settembre a Tradate, in provincia di Varese, presso la storica Villa Truffini, situata in Corso Paolo Bernacchi 2. L'orario di apertura al pubblico sarà dalle 10:00 alle 17:00. […]

XT CF LITE v4.1, XTIDE XTCF, CF hard disk, Commodore PC10, RetroBit4004, article cover

XT-CF Lite v4.1, installation and test

Se sei un appassionato di retro-computing, avrai sicuramente incontrato il problema degli hard disk meccanici danneggiati nei vecchi computer. Oppure, come nel mio caso, un vecchio PC IBM compatibile che proprio non è dotato di hard disk. Fortunatamente, c'è una […]

Francesco Sblendorio, BBS Retrocampus article cover, Bulletin Board System

BBS from the 80s and 90s... nowadays

Nel mondo della tecnologia, poche cose evocano nostalgia quanto le Bulletin Board Systems (BBS). Prima dell'avvento di Internet come lo conosciamo oggi, le BBS erano il centro del mondo online per molti appassionati di informatica. Quante emozioni collegarsi ad una […]

Andrea Contato, Mesaton, Universal Game Computer, Cabel Electronic, Signetics Philips, Italian game consoles from the 70s, cover

Mesaton and Universal Game Computer

Negli anni '70, l'industria dei videogiochi stava appena iniziando a prendere forma a livello globale, con progetti e console che cercavano di catturare l'immaginazione dei giocatori in un mondo nuovo e affascinante. Mentre grandi nomi come Atari cominciavano a emergere […]

Commodore PC10 RAM Expansion 640KB, CBM, Cover

Commodore PC10 RAM expansion

Nel video di oggi, ecco come espandere la RAM del Commodore PC10, portandola da 256 KB a 640 KB. Vi guiderò passo-passo attraverso il processo, descrivendo nei dettagli l'installazione dei chip RAM, il settaggio dei DIP switch e la sostituzione […]

VR 2023 top view, Varese Retrocomputing 2023, Villa Truffini, Tradate (VA)

Varese Retrocomputing 2024

Buongiorno a tutti gli appassionati di computer vintage! Siete cordialmente invitati al Varese Retrocomputing 2024, un evento che si terrà a Tradate, in provincia di Varese, il 15 Settembre 2024, dalle ore 10:00 alle 17:00. L'edizione dell'anno scorso è stata […]

Clean IBM 8513 monitor, looks like new. IBM PS/2 model 30 286. IBM model M buckling springs mechanical keyboard. Original IBM mouse.

Disassembling and cleaning the IBM 8513 monitor

Welcome to the @ValorosoIT blog! Here we deal with vintage computers and electronics. Today, I will walk you step by step through the process of disassembling and cleaning the IBM 8513 CRT monitor. This guide is intended for enthusiasts […]

Thank you, ValorosoIT friends. 4000 subscribers on YouTube, 5300 followers on Instagram, 4500 members in the Facebook group, 2800 followers on TikTok, and 1500 on Threads!

New goals! #ValorosoIT

Thank you, Friends, together we have reached a new goal!
4000 subscribers on YouTube, 5300 followers on Instagram, 4500 members in the Facebook group, 2800 followers on TikTok and 1500 on Threads!

MS DOS 4 DOSSHELL, DOS SHELL, Microsoft

Microsoft releases MS DOS 4 Source Code

Microsoft recently made the MS DOS 4 source code public on GitHub. MS-DOS 4 (acronym for Microsoft Disk Operating System, version 4) is an operating system that dates back to 1988. Just released, the MS DOS version […]

CPU performance comparison of vintage IBM computers vs modern computers, benchmarks, article cover

CPU Performance Comparison: Vintage VS Modern

Se c'è una cosa che affascina gli appassionati di tecnologia è il confronto tra il vecchio e il nuovo, soprattutto quando si tratta di prestazioni dei computer. L'evoluzione tecnologica ha portato a un incredibile aumento delle prestazioni nel corso degli […]

Clean sticky gum, loose plastic remover, Dell Latitude E6230, item cover

How to clean and remove sticky rubber

Welcome to the ValorosoIT blog, the point of reference for vintage electronics and IT enthusiasts! If you have ever found yourself faced with vintage objects with an annoying rubbery patina, then you are in the right place. In this article, […]