Problems XII
- _____ is an undesired change in wave form as the signal passes though a device.
- Distortion enchances intelligibility when an _____ is added.
- A class of signal processors are known as _____?
- Hall construction and internal finishes affect _____ the final sound quality
- Positioning a loudspeaker near a wall can dramatically alter its frequency response in two distinct ways namely _____?
- The acoustics of most auditoria are very _____ when the room is full compared to the empty condition.
- A _____ converts acoustical energy to electrical energy.
- All microphone have two basic components namely _____?
- The kinds of generating elements are _____?
- At 20oC sound travels at 1130 ft/sec, for two loudspeakers separated by 1 ft, calculate the Notch frequencies which will cause signal misalignments?
- At room temperature, calculate the velocity of sound in meters/sec?
- Calculate the velocity of sound in ft/sec if the the temperature is 300oF?
- Atmospheric noise becomes less severe at frequencies _____?
- One of the types of noise becomes of great importance at high frequencies is the _____?
- The value of the resistor creating thermal noise is doubled. The noise power generated is therefore _____?
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