The arcade (or coin-ops, "operated in money", as they are often called) have marked an era. From the 70s until the early 90s, these entertainment giants dominated the games rooms, bars and fairs, offering unique videogame experiences that [...]
Welcome to Valorosoit! 🎉 Today I invite you to undertake, with me, a real journey through time, exploring the thematic path that I have set up, mainly dedicated to the history of the electronic devices Commodore. It starts from the 70s, to arrive […]
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 [...]
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 [...]
The Varese Retrocomputing 2024 is upon us! The event will be held on September 15 in Tradate, in the province of Varese, at the historic Villa Truffini, located in Corso Paolo Bernacchi 2. The opening hours to the public will be from 10:00 to 17:00. [...]
If you are a retro-computing enthusiast, you will surely have encountered the problem of damaged mechanical hard disks in old computers. Or, as in my case, an old compatible IBM PC that is not equipped with hard disk. Fortunately, there is a [...]
In the world of technology, few things evoke nostalgia as the Bulletin Board Systems (BBS). Before the advent of the internet as we know it today, the BBS were the center of the world online for many computer enthusiasts. How many emotions to connect to a [...]
In the 70s, the video game industry was just starting to take shape globally, with projects and consoles trying to capture the imagination of the players in a new and fascinating world. While big names like Atari began to emerge [...]
In today's video, this is how to expand the RAM of the Commodore PC10, bringing it from 256 KB to 640 KB. I will guide you step-by-step through the process, describing the installation of the RAM chips, the setting of the PIP Switch and the replacement [...]
Good morning to all vintage computer fans! You are cordially invited to the Varese Retrocomputing 2024, an event to be held in Tradate, in the province of Varese, on September 15, 2024, from 10:00 to 17:00. Last year edition was [...]
The Commodore PC 10 (my specimen is the 9100-00 model) is an IBM compatible computer produced in 1984. The specimen in my possession is presented in good aesthetic condition, with original keyboard, CRT monitor in green phosphors Commodore 76bm13/00e, processor [...]
Questo computer è arrivato in collezione quasi per caso. Facendo quattro chiacchiere dal parrucchiere, uno dei clienti aveva un "vecchio computer" da vendere. La cifra richiesta era molto alta, mentre il valore di questo computer è molto basso, per cui […]
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 […]
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📞 I recently got a deal, purchasing this 1976 Safnat phone at a great price. It's certainly not a modern style, but personally I find it very charming. 🕰️ SAFNAT (Anonymous Company of National Telephone Equipment Factory), founded in 1921 in […]
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 […]
La mia "nuova" calcolatrice CBM (Commodore Business Machines) modello 776M, dell'anno 1975, è appena arrivata dal Regno Unito tramite eBay: un'offerta che non potevo lasciarmi sfuggire!La calcolatrice è arrivata con il suo astuccio originale in perfette condizioni, anche se il […]
If there is one thing that fascinates technology enthusiasts, it is the comparison between the old and the new, especially when it comes to computers performance. Technological evolution led to an incredible increase in performance during the […]
I bought, from a friend of mine, an IBM PS/1 Model 2011. The computer was sold to me at a good price, but it presented defects to be fixed, such as the classic errors 161 and 163 at the lighting. To solve problems […]
It's nice to find such beautiful objects, like this low -price boombox JVC 3080 on online markets. The JVC 3080 is a Bombox of the late 70s, early 80s: it was produced from 1978 to 1980. It is a concentrate [...]
A friend of mine found this Olivetti M200 in landfill and gave it to me. In this way, this magnificent computer has been saved and joined my collection. Just arrived, the computer presented itself in conditions [...]
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, […]
I love the IBM Model M keyboard! I really like it for its sturdiness, the tactile feedback and the characteristic sound of its keys. In this video, we explore the disassembly and cleaning of this mechanical keyboard in detail. […]
Let's go into the world of MSX computers, going back to the 80s and 90s. We explore the story, the technical characteristics and some of the most famous games, together with Fabio G. Massa, known to friends as biomass, in an interview recorded at Varese [...]
In the vast panorama of vintage computers, many machines need a little attention to keep them in perfect working order. For example, the Commodore Amiga 500 can be equipped with a Commodore 501 expansion, which has a battery inside […]
Welcome to Valorosoit, the blog where we explore the fascinating world of retrocomputer and vintage electronics. Today I will tell you the story of a lost package, then found, of a questionable packaging and the nasty surprises encountered with my purchase: an IBM [...]
If you're passionate about vintage computers and have ever wondered how to transfer files between old and new PCs, between MS DOS and Windows 10 or 11, then FastLynx might be the solution you're looking for! In this article, [...]
Welcome to Valorosoit, your portal dedicated to the exciting exploration of the world of retrocomputer and vintage electronics! In this video, Michel Mammoliti makes us immerse on a journey into the universe of Midi music, exploring the details of the vintage system system connected to an icon [...]
🖱️ OOPS ... maybe an incorrect purchase? 😬 😂 I took a genius GM-6 mouse for the gaming computer of my son Leo. The PC is a bit modern, with Nvidia GeForce RTX 3060, 32GB RAM, Intel Core i5-13500 processor [...]
Welcome back! We face a fundamental repair on the IBM PS/2 Model 30 286: the replacement of the Real Time Clock (RTC), in particular the Dallas DS1287, with a modern alternative, the NWX287 by Necroware. ILBM computer configuration errors Dallas DS1287, also present […]