ARP2600 - Fundamentals of Music Technology - Cyborgstudio.com

108 - SECTION THIRTEEN: KEYBOARD CONTROLSREVIEW QUESTIONS FOR SECTION THIRTEEN:1. Discuss the major differences between the early ARP 2600 keyboards and the last models produced.2. List three ways the portamento circuit can be engaged.3. What did the interval tuning control do on early keyboards? Why is this effect useful? How can thiseffect be simulated today?4. What are the two main problems one might encounter when attempting a duophonic patch?5. What are the parameters of the keyboard’s dedicated LFO? Why is delayed vibrato desirable? Howdoes the keyboard’s LFO actually create vibrato in the cabinet?6. How was delayed vibrato created before the keyboard had a dedicated LFO?7. Explain how the repeat function works, and what controls its rate.8. Explain the different trigger modes, how portamento relates to them, and how each mode could beuseful.9. What is the actual physical mechanism that makes the keyboard work? What must one do to keepthese parts from being damaged?10. What is the alternative design to the pitch bend knob and who developed it?TERMS AND NAMES TO KNOW:Delayed VibratoDuophonicInterval LatchLegato modeMicrotuningPitch BendPitch Bend WheelRepeatTom OberheimTrigger ModeUpper VoiceVibrato Delay