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	Pro-Audio Basics and References
Home	Pro-Audio Basics and References

If you'd like other reference information related to professional sound, let us know here. Don't forget to check other Doctor ProAudio sections as well, such as the calculators section. Note that only a fraction of our sections and materials are in English.

Basics and tutorials

UPDATED 1. Speaker power handling explained. How it is measured; types of specifications; average/RMS-programme-peak; AES, IEC, EIA; causes of failures and how to avoid them; amplifier selection

2. Dynamics processing tutorial: introduction

2a. Compressors / limiters

2b. Gates / expanders

References

1. Q«»bandwidth. For use with parametric filters on programmable controllers

2. Maximum speaker cable lengths. Low impedance (2, 4, 8 and 16 ohm), 70V, 100V

3. Speaker cable. Damping factor, signal loss and impedance for different cable gauges

4. Fletcher-Munson equal loudness contours. Express how the ear's frequency response varies at different listening levels

5. Frequency weightings: A, B and C. Simulate the ear's frequency response at different listening levels

6. Air absorption with humidity and frequency. See why the highs get lost first when throwing over long distances

7. Connections to balanced inputs. XLR, 1/4", RCA

8. Insert cable.

9. Auxiliary fed subwoofers.

NEW 10. Pink, white, red noise. ¿Which one is flat?

Miscellaneous

1. Frequency response templates. 1/3 octave and continuous resolution

2. U build it.pdf. JBL Professional document with construction plans and passive network diagrams for building models 4770, 4755 and a double 18" with present day components. Includes connection diagrams. Documents approximately 300 kb in size. We recommend you right-click and "Save As"

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