Consumer Electronics

Fill in the Blanks

1. A unlateral track has an ———————form.
2. Push-pull tracks are ———————as wide as a single-ended sound track.
3. The chief advantage of a push-pull track is the cancellation of——————— harmonics.
4. Push-pull sound tracks are reproduced by means of a——————— photoelectric cell.
5. The sound track is recorded——————— along the edge of optical film.
6. With the magnetic film the sound track is recorded on a ———————stripe of magnetic material, applied to ———————side of the film.
7. A woofer and a tweeter may be installed on either side of the screen to——————— the volume of dramatic sound passages.
8. ———————type speakers are generally used in the theatre sound systems.
9. Theatre sound is most realistic when its ———————is close to the screen.
10. The——————— ...