In between my travels I participated as guest keyboard player for a metal-band project while they were recording and releasing their album “Metal Empire”, the band name was Fire Makers. I was very impressed by the lead singer, as it turned out he was Eugent Bushpepa. For this recording I played the organ parts on a Roland VK-8 and the piano/synths part on a GEM S3. I sincerely wish to thank Max “Dingo” Candido for that brief but intense experience.

This article explains the principles behind Leslie type loudspeakers and goes on to describe the construction of a generously proportioned system intended for use with a home constructed electronic organ. The article could provide the starting point from which individual readers could build up a rotating loudspeaker system to suit their own particular requirements. Rotating System Loudspeakers for Electronic Organs The most obvious and the routine method of radiating sound from an electronic organ is by means of one or more loudspeakers, suitably and conventionally baffled.

Foreword This is a transcription of my Diploma thesis simply titled “Visual Communication” written in June 2000. The topic is woven around Visual Communication, an emerging trend in computer science in those years. Personal computers were just beginning to gain more computing power, little by little, slowly approaching that of mainframes of the era. Digital Signal Processing was out-of-the-question for a little home computer. But the direction was set, and soon enough, some decades later we can do the unthinkable on our notebooks now.

A relic project from late ’90s Info This project dates back to my high-school days and albeit it should still be working, the original display board is missing. An effort to restore it to working conditions might be made in the future. The Scooter “Car’s got a lot of pickup.” As every teenager could enjoy riding a 50 cubic centimeters (1.7 cubic feet) scooter, I was no exception back in the schooldays.