ESD Packaging Guide for PCBs

Introduction: When handling and packaging PCB assemblies there is an invisible threat called ElectroStatic Discharge (ESD). ESD occurs when a static charge has built up in a material or person and that charge is released on to another object. Normally this is not a concern – if the charge is large enough you may hear …
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Yamaha SY Series Aftertouch Adjustment

Introduction: Several of the Yamaha SY series are fitted with keyboards with Aftertouch capability. Aftertouch allows additional sound control by using finger pressure on the keyboard after the key(s) have been struck and held down. This pressure is translated into a ‘controller’ value that can be used to adjust Pitch / Modulation / Expression etc. …
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Yamaha SY85 Keyboard Velocity Modification

Introduction: The Yamaha SY85 is fitted with a good quality semi-weighted keybed with aftertouch capability. This makes it ideal for use as a master keyboard in the studio. The only flaw is that the note velocity range is somewhat limited. The velocity range of the keyboard never reaches the full 127 velocity value no matter …
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Novation Supernova II & Nova II – 24 Voice Expansion Project

Introduction: The photo above is of the rare Novation SIIEX24 24-Voice Expansion Board. This board plugs into the SuperNova II & Nova II and will increase the polyphony by a further 24 voices. SuperNova II units that have this expansion installed are known as the “Pro-X”. Nova II units that have this installed are known as …
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Yamaha FL512M to FL1024M Upgrade

Recently I picked up a Yamaha FL512M Flash Expansion board from an eBay sale. I bought this card primarily to upgrade it to 1GB using the 4x JS28F00A Flash ICs leftover from the Mutec FMC-05 Upgrade Project. Unlike the Mutec board this product is a double-sided design:FL512M Version: 512MB capacity with one side populated.FL1024M Version: …
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Mutec FMC-05 upgrade to FMC-07

Last year I took the plunge and bought myself a Yamaha MOXF-6. As with the Motif XF series (and later Tyros models) this synth could be upgraded with a Flash Expansion Board to allow the storage of new waveforms. Having a look around for flash board prices I discovered that Mutec do a similar board …
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Faulty Yamaha MCD-64 RAM Card

Back when I was offering the original MCD Sweet16 modification there were several MCD card owners who were having problems with their pre-modded MCD cards. As I was going to be “in there” anyway I would repair whatever the damage was whilst doing the Sweet16 modification. The owner would describe the behaviour as “just not …
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