The Ultimate Quiz On Audio & Video

1. When one of a pair of stereo speakers accidentally has its woofers polarity reversed, what will happen?

Bass Will Be Weak Or Non-Existent

It Will Sound Better Because The Sound Will Be Additive

It Will Sound The Same

Bass Will Increase By 3 DB

2. What will happen if a conventional loudspeaker is placed in close proximity to a CRT type TV screen?

Nothing Will Happen

The Sound Will Become Distorted

The Remote Control Will Not Function Properly

It Will Distort Both The Color And Image

3. What do the letters "VHS" stand for?

Video High Standards

Video Home System

Victor Hitachi Sansui

Very High Standard

4. Which answer best reflects a modern loudspeaker system's typical frequency response?

2 To 10,000 Hz.

10 To 80,000 Hz.

Dc To Light

40 To 20,000 Hz.

5. Television screens typically are 4 units wide by 3 units in height, what is this referred to as?

Theater Ratio

Broadcast Ratio

Frame Ratio

Aspect Ratio

6. A subwoofer generally reproduces frequencies below about 100 Hz; what is the main advantage of using a subwoofer in a home theater system?

All Of These Choices

Deeper, More Detailed Bass

Frees The Front Channel Speakers From Reproducing Bass, Which Results In Greater Clarity

To Help Reproduce Special Effects

7. Which statement best describes a passive radiator?

A Port Tube With Resistive Stuffing Added.

None Of The Above.

A Car Audio Radiator That Has Been Drained Of All Coolant.

A Speaker With A Cone, But Does Not Have A Magnet Or A Voice Coil.

8. What does the abbreviation "CRT" stand for?

Color Receiving Tube

Chromatic Receiving Tube

Cathode Ray Tube

Color Receiving Transducer

9. What is the resolution of the Super VHS format?

500 Lines

400 Lines

200 Lines

230 Lines

10. Uncorrected fluorescent lights add what color to a scene shot by a video camera?

Green

None

Red

Blue

11. If three woofers, all with a nominal impedance of 8 ohms are wired together in parallel, what is the total impedance?

2 Ohms

8 Ohms

2.7 Ohms

24 Ohms

12. The THX sound system stands for what?

Theatre In The Home Experiment

Thomlinson Holman Experiment

Doesn't Stand For Anything

The Jimi Hendrix Experience

13. In Thiele-Small parameter terminology, Vas is best described by which one of the following statements?

The Minimum Required Cubic Volume Of An Enclosure For Proper Woofer Operation

The Box Resonance Of An Acoustic Suspension Speaker.

The Volume Of Air Having The Same Compliance, Or Relative Stiffness, As The Driver Suspension System.

All Of These Choices

14. This format introduced by Dolby Labs features a 5.1 channel digital system; what is it called?

Pro-Logic

Dl5.1

AC-3

Thx II