Introduction (August 30th, 2012)  Goals of the blog and future articles. Advantages and limitations of the PSR E423 keyboard.

Where to get music (August 30th, 2012) A list of fakebooks, ideal resources for keyboard performances or simply enjoying the keyboard.

Using a fakebook (August 31th, 2012) Relationship between the fakebook format and styles and single-finger chords on Yamaha keyboards.

Saving multiple song presets (September 2nd, 2012) How to overcome limitations of the Yamaha MusicSoft Downloader.

Audio recordings of keyboard performances (September 12th, 2012) Using the freeware Audacity program to make audio recordings of your performances.

MIDI Microscope  (October 3rd, 2012) A program to dissect MIDI and to understand their structure. A must-have utility for music students and MIDI users. Included in the MIDI Utility Pack.

Lightning MIDI player  (October 9th, 2012) A program to play MIDI files on any attached device. Included in the MIDI Utility Pack.

How does it work? (October 27th, 2012) Explaining the internal workings of the PSR E423 and the role of computer programs in expanding its functions.

How to make MIDI recordings of performances (November 4th, 2012) Using MiniMIDI Recorder to create MIDI files of keyboard performances. Included in the MIDI Utility Pack.

What’s in a Yamaha style file? (December 5th, 2012) Brief description of the structure of the binary files.

Accompaniment Machine MIDI player (January 22nd, 2013) Completion of the first function window of the AMac program.

MIDI voice file format specification (January 16th, 2013) A proposed file format for storing libraries of MIDI patch information.

Accompaniment Machine keyboard voice laboratory (January 14th, 2013) Completion of the second function window of the AMac program.

Yamaha Style Previewer (February 4th, 2013) A utility to determine the channel structure of Yamaha accompaniment styles, created for the development of AMac.

Replacing Microsoft GS Wavetable Synth (April 12th, 2013) Essential advice if you want to play MIDI software or files on your computer.

Accompaniment Machine: MIDI Player Instructions (April 9th, 2013) Preview of the AMac instruction manual, how to use the Player function.

Recording computer sound card output (May 27th, 2013) A trick for recording streaming audio.

Connecting Yamaha keyboards to a computer (May 27th, 2013) Demystifying the Yamaha instructions for installing a driver.

First song (May 28th, 2013) Progress report on AMac development, Performer function.

Review: Casio LK-230 Digital Keyboard (June 5th, 2013) A disappointing device purchased to test AMac.

Review: Yamaha DGX-640 Digital Keyboard (July 14th, 2013). Another device purchased to test AMac. The difference in price from the PSR E423 buys a better box but little increase in functionality.

Gilbert and Sullivan: the words revealed (July 20th, 2013) An entertaining site if you like the duo. Good material for the lyric display of the AMac Player function.

Audio oscilloscope and spectrum analysis software (July 29th, 2013) Great freeware for displaying and analyzing audio signals.

Making USB drive letters the same on all your computers (August 4th, 2013) Useful Windows technique if you move music data between computers on a USB stick.

Audio spectral analysis with VST plugins (August 12th, 2013) Continuing with great freeware for audio signal analysis — in this case using the VST interface convention.

Audio spectral analysis with VST plugins, continued (August 14th, 2013)

Accompaniment Machine instruction manual release (August 16th, 2013) Our manuals (prepared with LaTex) featured nice typography and extensive cross-linking.

Optimizing Yamaha styles (August 19th, 2013) The AMac channel-volume equalizer can make a big improvement in the sounds of accompaniment styles on your synthesizer.

Checking your computer audio setup (September 6th, 2013). Utility program to list the audio devices available on a Windows computer.

How to make your computer sound like a typewriter (September 27th, 2013). The title says it all.

Standard keyboard accompaniment style libraries (October 20th, 2013). Style libraries distributed with AMac, created with the ShapeShifter program.

MIDI file conversion: Type0/Type1 (October 31st, 2013). The MIDI Typer program, now part of the MIDI Utility Pack.

Organizing your computer activities (November 4th, 2013). A nice utility program to automate tasks you perform every day.

Accompaniment Machine operation-sequence tips (November 6th, 2013). How to use sequences in AMac.

Where to get keyboard style files (November 13th, 2013). Tips for finding free and commercial accompaniment styles on the Internet.

Playing audio files in Firefox  (November 16th, 2013). How to include audio files in Web pages, compatible with the Firefox browser.

Metronome added to the Accompaniment Machine (December 18th, 2013). A new convenience feature in AMac.

What is this thing called aftertouch? (December 30th, 2013). The MIDI conventions are useful but quite far from perfect.

FORTRAN95 Data Structures in Xojo (January 1st, 2014). Useful techniques for the two or three people on Earth who know FORTRAN and want to use Xojo.

Digital keyboard assistant completed (January 9th, 2014) Finally, all bugs are resolved and the Accompaniment Machine works reliably on any Windows computer.

Creating MIDI programs with Xojo (January 22nd, 2014) How to use the Xojo programing environment to create musical software.

Stop the music (January 31st, 2014). Features in the Accompaniment Machine for graceful endings.

KBD-Infinity releases the Accompaniment Machine 2.0, companion for the Yamaha PSR E433 (February 1st, 2014). Press release, how the Accompaniment Machine can enhance the Yamaha PSR E433.

Using FileZilla with Computer Task Organizer (February 5th, 2014). CTO is a simple but useful utility to organize computer work. One function is to connect quickly to FTP sites.

Dividing MIDI-file events into measures (February 19th, 2014). Techniques critical for our measure-based MIDI file editor.

Creative MIDI: editors, sequencers and DAWs (March 8th, 2014). The first in a series of articles describing a structured form of MIDI for music composition, editing and arrangement.

Creative MIDI: standard MIDI basics (March 23rd, 2014). The second article in the series, reviewing the real-time messages in the current MIDI format.

Creative MIDI: current MIDI file format (March 31st, 2014). The third article in the series, reviewing the standard MIDI file format.

New AMac features (April 19th, 2014). Two new convenience features in the Accompaniment Machine for performances.

Creative MIDI: flaws of the MIDI file format (April 28th, 2014). What’s wrong with MIDI files.

Creative MIDI: MIDI markup language (May 2nd, 2014). Proposal for replacing the old binary MIDI file format.

How to do anything in Xojo (May 30th, 2014). Using the Windows API to extend the capabilities of Xojo.

Video format converters (June 11th, 2014). The best freeware for converting video files to alternate formats.

MIDI File Organizer: new feature (July 17th, 2014). Improvements to a component of the MIDI Utility Pack.

Latin style library for AMac (August 7th, 2014). A collection of high-quality styles for Latin songs included with an AMac license.

How to make your computer sound like a typewrite, redux (August 11th, 2014). A new sound set for laptops.

Resolving program problems (August 29th, 2014). Tech-help suggestions for running our programs and connecting MIDI devices.

Using Coolsoft VirtualMIDISynth with AMac (November 24th, 2014). An update, using your computer as an output MIDI synthesizer.

It sounds funny (November 25th, 2014). How to fix things if it appears that AMac is not producing good sounds on your computer.

Manually creating a new file type in Windows (February 4th, 2015). Solving another irritating Windows issue.

AMac 3.0, a quantum leap (February 11, 2015). New features in the program make it useful for any performer who needs an accompaniment.

Converting Cakewalk Instrument Definition Files (February 22nd, 2015). Quickly accessing all the voices on your keyboard in AMac and SVO.

Creating AMac sequences with the ConText text editor (February 26th, 2015). Download a freeware editor and add custom syntax highlighting.

Converting AMac songs to accompaniments (March 9th, 2015). Information for users of AMac Versions 1.0 and 2.0.

Making Accompaniments from MIDI files (September 29th, 2015). Using Speedy MIDI and Notation Player to create accompaniments for practice or performance.

FreeStyle: Yamaha-format style improviser for professionals (November 25th, 2015). New software product, using style files as MIDI loops.

Fixing percussion sounds with SVO (January 23rd, 2016). New features of the Style Voice Optimizer to adapt styles designed for Tyros and other high-end keyboards.

MIDITyper: New features (November 15th, 2016). The program can do a variety of cleaning operations as well as type conversions in bulk mode.

AMac Christmas Collection (December 5th, 2016). A collection of 43 sequences for Christmas songs that AMac users can download.

Some AMac improvements (December 7th, 2016). Development news.

Style Customizer: bulk style corrections (February 9th, 2017). New features in the program to create device-independent style libraries.

Tempo corrections in Style Customizer (August 21st, 2017). A new program feature to remove tempo changes in style section, allowing the use of all styles at different tempos.

PureStyle file format reference (August 26th, 2017). The definitive reference on the PureStyle format.

Building a style library (August 26th, 2017). How we created our style libraries for Yamaha keyboards and the Accompaniment Machine.

New features in MiniMIDI Player (October 17th, 2017). Improvements for using MiniMIDI Player as a standalone or command-line program.

Installing KBD-Infinity programs using Windows or macOS (December 30th, 2017). General installation instructions.

Running AMac on a Windows tablet (March 30th, 2018). Portability for the Accompaniment Machine.

New features in MIDI Doctor (May 18th, 2018). Change the dynamic range and duration of MIDI files. Make excerpts.

Menu bars in Xojo applications (June 8th, 2018). A tutorial on programing techniques.

Creating and editing keyboard styles (August 3rd, 2018). A new feature of Style Master, exporting and importing style sections as individual MIDI files.

Tap-tap-tap (October 26th, 2018). Basic editing of styles using Style Master and Speedy MIDI.

Replace MAC Launchpad (November 28th, 2018). Dealing with a minor irritation.

Turbocharging Yamaha-format styles (January 2nd, 2019). Create super styles by mixing sections from multiple styles.

Translating LaTex documents (January 27th, 2019). A tutorial on language translation for LaTex users.

AMac: NC and fadeout (April 7th, 2019). Useful AMac techniques to realize common directives in scores.

Tap-tap-tap redux (April 12th, 2019). A revision of the article on revising styles using Style Master. The original approach was sandbagged by a bad MIDI editor.