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RastPort
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Designer and manufacturer of accesories and expansions for Amiga computers
Designer and manufacturer of accesories and expansions for Amiga computers

14 followers
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A day ahead of restocking schedule, a few MIDI interfaces are ready.
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Minor webpage update: for each product a status line containing stock quantity or ETA of the next production run is shown. 14 pieces of KA60 have been just manufactured, next week KA12 will be produced.
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Prototype of KA82 device – first test of power supply circuits. Before it will be powered by Amiga, it is tested with laboratory PSU with current limiter. Both 3.3 and 1.8 V rails operate properly. 3.3 V one is loaded with logic level converters, 1.8 is idle for now.
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2/11/18
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New product requires achievement of the next level in soldering techniques. This chip has 0.4 mm raster (EQFP-64 package).
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KA12 MIDI interface has been mentioned (and shown) in "Amiga MIDI Myth Busting" by RetroManCave
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Working on a new project, designed for Amiga 1200 this time. Design files have been sent to PCB factory already. The picture is a preview render.
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Schematic diagrams have been added to the KA71 headphone amplifier webpage.
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PCMCIA connectors arrived from China, KA37 stock will be recreated then.
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Pyramid of amplification ;-).
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KA 71 – a headphone amplifier with channel mixing, is ready for production. In fact 8 pieces have been fully assembled, some of them even sent to one of distributors. More will be ready next week. The product webpage is also online.
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