Category Archives: Uncategorized

Migrating Only Apple Mail to a New Mac (Monterey)

When you buy a new Mac there is an easy way to migrate all of you data, programs, settings, logins: Just use the Migration Assistant. Most of the times it works magically. You basically end up with a 1:1 system … Continue reading

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Docker Secrets without Swarm on a Mac

Say you want to use credentials to communicate to a protected API from a Docker container on your local machine. You don’t want to put them into your code, of course. On Kubernetes and Docker we have secrets. But we … Continue reading

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Multiline LaTeX Formulas in Keynote

Apple Keynote’s support for LaTeX formulas is awesome: go to Insert/Equation… and enter LaTeX code directly (you can also use MathML). The code will be evaluated and results displayed as you type. Here you can find some examples. As a … Continue reading

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Fixing Squished Images in WordPress 5.5 Theme

After auto-updating to 5.5 my WordPress site got ugly from day one and I didn’t even detect it. All the images were distorted, the aspect ratio of the image was not being respected. Googling didn’t immediately reveal the problem, so … Continue reading

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Enter Test Mode on Roland XV-5080 (works)

The service manual for the XV-5080 describes a wrong procedure for entering test mode. The correct method is: Switch off device (if on) Hold EXIT then power on device Keep holding EXIT until the “SYSTEM/UTILITY” LED lights up (this takes … Continue reading

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Using Roland XV-5050 via USB MIDI on MacOS

If you want to use your XV-5050 with a newer version of MacOS, you don’t have to install a driver. The driver supplied by Roland in 2000 will not work, of course! We will use the generic class compliant USB … Continue reading

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Roland XV-5050 Repair

I got a hold of a broken XV-5050. When switched on, it would only display a blank screen and that’s it, no sound, no reaction. After checking audio (no noise whatsoever), it soon became obvious that the device isn’t booting. … Continue reading

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Roland XV5080, XV3080 Rotary Encoder Problem Fixed!

This week I received a nice second-hand XV3080. Everything worked fine, except the unit had the dreaded rotary encoder problem: Turning left, values decreased just fine, turning right and strange things happened. Sometimes values went up, sometimes they stayed put … Continue reading

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Korg monologue Rechargable Battery Mod Prototype

My Behringer TD-3 mod worked nicely, so it was time to proceed to the monologue. It already is battery powered, but using 6 batteries and recharging done outside of the device. In my opinion a built-in single battery is more … Continue reading

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Behringer TD-3 Rechargable Battery Mod Prototype

I love Behringer’s approach to tech and synths. The TD-3 is super affordable and performs like a charm. The community has quickly started modding the TB303 clone and I also decided to give it a simple mod: if there is … Continue reading

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