Collection of all the articles published on this site:
– Computer;
– Electronics;
– Computer science;
– Linux and Windows systems.
– Retro Technology;
– RetroComputer;
– Audio systems;
– Vintage Electronics and other Devices;
– Repairs and experiments carried out by me.
By Amedeo Valoroso.
Even today… sad video! I ordered a Commodore SX-64 on eBay, the Commodore 64 executive: the "portable" version, so to speak. The eBay listing showed a perfect, working computer. The only flaw, declared by the seller, is the absence of the keyboard, which I should find […]
Many of you have asked me how the controversy on eBay ended, relating to the Commodore Plus/4, arrived defective, which I showed you in the last video. The situation went very well and, in this article, I will explain to everyone [...]
Do you have the PS4 disassembled, because you cleaned it, and you don't know how to reassemble it? Did you change the thermal paste because the PS4 Pro fan was noisy? Have you replaced the battery? Well, after seeing how to disassemble the PS4 Pro and have [...]
I wasn't sure I wanted to publish this video, also because, in the end, I felt enormous DISAPPOINTMENT! Towards the middle of the video I start to feel less cheerful! Here is the unboxing of a Commodore Plus/4 that I bought on eBay… with… disappointment! Some […]
Welcome to the second article in the series dedicated to cleaning and maintaining the PlayStation 4 Pro! Let's see how to proceed with the replacement of the thermal paste of the PS4 Pro. Not only that, let's also see how to replace the CR2032 backup battery and how to clean [...]
Have you just bought a used Sony PlayStation 4? Does the fan run so fast that your PS4 will soon take flight? Is the PS4 Pro too noisy? Well, let me tell you one thing: it's not normal. Fortunately, the solution [...]
Here is the complete list of commands, functions and variables reserved for the Basic V3.5 of the Commodore 16, C-116 and Commodore Plus/4. This is a simple compendium to remember all the commands, instructions and functions, when you already [...]
Here, immediately, some solutions: how to take a screenshot from Windows PC? A screenshot is a photo of the screen, snapshot, which you can paste into documents or you can save as a JPG image. It's like taking a picture of your computer monitor [...]
Here is the list of commands of the Basic V7 of the Commodore 128, with a simple explanation. This is a simple compendium to remember all the commands, instructions and functions, when you already know how to use them! The BASIC V7 of the [...]
I recently received a recall from Fitbit for the Fitbit Ionic smartwatch. Really? A recall for a smartwatch? I thought recalls were the prerogative of cars, but instead… My experience with smartwatches My experience with […]
On the occasion of my visit to the HistoryBit retro computer collection, I had the pleasure of meeting Davide Fornasiero, together with his brother Alberto Fornasiero. Davide has always been passionate about vintage technology. He made this documentary, which describes the evolution [...]
Here is the fourth installment of the repair of my first Amiga 500, which I bought a couple of years ago! We use AmigaTestKit to control the whole computer. Was it better to buy a computer already tested and working? I would say yes! Let's proceed with [...]
Here, finally, the proof of the Commodore PET CBM 8032 that I had purchased on eBay in the United States and that I had told you about in this video. I found a way to power it at 110V! I hope you can take some cues, if [...]
I had been following some auctions on eBay for some time to buy a Commodore PET, CBM 8032 (or another similar model) and finally the opportunity arose for a computer that didn't cost too much. Despite the price [...]
Connecting a remote computer to the VPN, to connect to the home or office LAN, offers many advantages. To do this, in this article we have set up a VPN (Virtual Private Network), with SoftEther VPN Server, which [...]
Connecting remotely to the home or office LAN offers multiple functions. To do this, in this article, we see how to create a VPN (Virtual Private Network) server, which acts as a bridge between the remote computer [...]
Is there a mouse for the Commodore 64? Here is the Commodore 1350 mouse! Let's see where I bought it, try it with The Final Cartridge III+ and open it to clean it. Trying the interface The Final Cartridge III+, an interface that connects to the [...]
Today we talk about DiagROM and start replacing the keyboard membrane of the Amiga 500. We are at the third installment of the endless story of this Amiga 500 that I bought last year! Can a repair last so long? Unfortunately the answer [...]
Today I want to talk to you about the Divina art installation! Dante avatar. Divine! is an artistic installation designed and created by the University of Pisa – D.I.C.I. – Laboratorio Astro, under the artistic direction of Foll.ia Lab. It is a cycle of events on the occasion of the celebrations […]
Here is the review of the TapeCart SD, which was given to me by Vincenzo Santoro of www.winmar.it. The SD TapeCart that was given to me is a special version! It is an interface that connects to the datassette port of the Commodore 64 [...]
Every now and then a good luck also happens. Look at what a friend gave me? It is an Atari 1040 ST F, with SM124 monitor. Along with the computer and monitor, there are also accessories. There is a box of diskettes, a [...]
Welcome to the eighth installment of the basic language course! In today's video, we learn how to write a program, simple, starting from an idea. How to write a program: the flowchart Suppose you want to write a program, very simple, to generate [...]
Here is the complete list of commands, functions and variables reserved for the Commodore 64's Basic V2, with a simple explanation. This is a simple compendium to remember all the commands, instructions and functions, when you already [...]
In this video article we talk about how to build a replica of The Final Cartridge III+. Let's see how to get the printed circuit board of the interface on PCBWay, how to solder all the electronic components and how to program the EPROM through the cheap programmer TL866II Plus. [...]
We reconstruct the corroded tracks of the printed circuit and solder the socket of the Paula CSG 8364R7 audio chip: here is the second installment of the never ending story of the Amiga 500 Repair and Test that I bought last year. In the previous video, I [...]
Welcome to the second episode of the column: “The Latest Discovery of Retro Technology”! We see the Penny record player internally, clean it and analyze how it works. Country of production: Italy.Manufacturer: MusicalNastro, MusicalSound.Model: Penny 222D.Years of production: 1975 – 1988.Operating voltages: 220 Volt […]
Let's repair the power supply of the Atari 1050 floppy disk drive, which, in the previous video, had blown the power! Even if it's just a transformer, the repair made me sweat! I recommend, always unplug when working on electrical circuits: [...]
Today I begin to tell you the never-ending story of the repair of the Amiga 500 that I bought last year and that I hoped to be able to use quickly! Purchase of the Amiga 500 I found an interesting advertisement on Facebook Marketplace. According to the seller, the computer was [...]
The repair of an Amiga 500 came in handy to make a tutorial on how to desolder a socket, from the PCB, with the ZD-8915 desoldering station. In the video, at 9:35, there is a tutorial on how to set up and use the station [...]
I recently purchased an Atari 800XL, complete with Atari 1050 floppy disk drive. Here is the unboxing and first boot... with short circuit! Before turning on a computer that has not been used for years, remember to follow the steps in this video article. Advice […]