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Monthly Archives: January 2021
CBM Flux Studio: Vorpal track alignment
In the video below I show how CBM Flux Studio can be used to realign tracks in a Vorpal disk image in order to allow users to write it back safely to a physical disk, in a way that matches … Continue reading
Posted in Retrocomputing, Reverse Engineering, Technical
Tagged Commodore 64, disks, magnetic flux, preservation, retrocomputing, reversing, Vorpal
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Writing a book about tape and disk loaders for the C64
I decided to create a single place where I can pour my knowledge on tape and disk loaders for the Commodore 64 and make it easily accessible for software preservation efforts. I don’t expect to make money out of it, … Continue reading
Posted in Retrocomputing, Reverse Engineering, Technical
Tagged Commodore 64, disk protections, disks, preservation, retrocomputing, tapes
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Tiny C2N Monitor: DIY kits and devices available again
I am glad to announce that I had the Tiny C2N PCBs manufactured again and ordered all components for a new batch. Here’s the actual look of the device: If interested, check my Sales page for the details and feel … Continue reading
Posted in Retrocomputing
Tagged Commodore 64, retrocomputing, tapes, Tiny C2N Monitor
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CBM Flux Studio: a few update videos
As I am pretty busy with my new job, I didn’t have a chance to blog about the most recent videos I published in my YouTube channel. I haven’t got time to comment on them today either, but here’s proof … Continue reading
Posted in Retrocomputing, Reverse Engineering, Technical
Tagged Commodore 64, Disk drives, FM, GCR, magnetic flux, preservation
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How to tell if a disk sector was overwritten by a CBM drive
The question about whether or not a disk sector was overwritten is relevant when assessing whether or not an original disk was modified, e.g. for saving a hi-score table. In fact, while researching the Vorpal disk loader used by California … Continue reading
Posted in Retrocomputing, Reverse Engineering, Technical
Tagged Commodore 64, Disk drives, FM, GCR, magnetic flux, preservation, sync, Vorpal
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Vorpal Duplicator Information decoded
I am still quite busy due to the fact I changed job this week, but I decided to share some of my Python material to manipulate low-level flux reversal data captured with e.g. KryoFlux. In fact, I had written a … Continue reading
Posted in Retrocomputing, Reverse Engineering, Technical
Tagged Commodore 64, Disk drives, FM, GCR, magnetic flux, sync, Vorpal
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