Air-cored autotransformer with nearly equal decibel taps

AES: Journal of the Audio Engineering Society

Volumn 48, Issue 12, 2000, Pages 1194-1215

  Thiele, A N ^a  

^a NONE

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC TRANSDUCERS; AMPLIFIERS (ELECTRONIC); ATTENUATION; AUDIO SYSTEMS; ELECTRIC AUTOTRANSFORMERS; HIGH PASS FILTERS; NETWORKS (CIRCUITS); NUMERICAL METHODS;

AIR CORE; AIR CORED AUTOTRANSFORMER; EQUAL DECIBEL TAPS; LOUDSPEAKER SYSTEM; PASSIVE CROSSOVER NETWORKS; PASSIVE HIGH PASS FILTER; SHUNT INDUCTOR;

LOUDSPEAKERS;

EID: 0034468547     PISSN: 00047554     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (15)

1. H. D. Harwood, M. E. Whatton, and R. W. Mills, "The Design of the Miniature Monitoring Loudspeaker Type LS3/5A," Rep. BBC RD 1976/29, BBC Research Department (1976 Oct.), p. 2, fig. 2.
2. D. E. L. Shorter, "A Survey of Performance Criteria and Design Considerations for High-Quality Monitoring Loudspeakers," Proc. IEE (London), vol. 105, pt. B, p. 607 (1958 Nov. 24). Reprinted in J. Audio Eng. Soc., vol. 7, p. 13 (1959 Nov.), and in Loudspeakers, An Anthology, vol. 1-vol. 25 (1953-1977), R. E. Cooke, Ed. (Audio Engineering Society, New York, 1978 Oct.), pp. 56-71.
3. D. E. L. Shorter, "A Survey of Performance Criteria and Design Considerations for High-Quality Monitoring Loudspeakers," Proc. IEE (London), vol. 105, pt. B, p. 607 (1958 Nov. 24). Reprinted in J. Audio Eng. Soc., vol. 7, p. 13 (1959 Nov.), and in Loudspeakers, An Anthology, vol. 1-vol. 25 (1953-1977), R. E. Cooke, Ed. (Audio Engineering Society, New York, 1978 Oct.), pp. 56-71.
4. D. E. L. Shorter, "A Survey of Performance Criteria and Design Considerations for High-Quality Monitoring Loudspeakers," Proc. IEE (London), vol. 105, pt. B, p. 607 (1958 Nov. 24). Reprinted in J. Audio Eng. Soc., vol. 7, p. 13 (1959 Nov.), and in Loudspeakers, An Anthology, vol. 1-vol. 25 (1953-1977), R. E. Cooke, Ed. (Audio Engineering Society, New York, 1978 Oct.), pp. 56-71.
5. J. G. Frayne and H. Wolfe, Sound Recording (Wiley, New York, 1949), p. 629.
6. A. N. Thiele, "Optimum Passive Loudspeaker Dividing Networks," Proc. IREE (Australia), vol. 36, pp. 220-224 (1975 July).
7. A. N. Thiele, "Precise Passive Crossover Networks Incorporating Loudspeaker Driver Parameters," J. Audio Eng. Soc., vol. 45, pp. 585-594 (1997 July/ Aug.).
8. A. N. Thiele, "Air-Cored Inductors for Audio," Proc. IREE (Australia), vol. 36, pp. 329-333 (1975 Oct.). Note omission of the multiplier 0.8 in Eq. (4), which was corrected in the reprint in J. Audio Eng. Soc., vol. 24, pp. 374-378 (1976 June) and "Postscript," ibid. (Forum), vol. 24, pp. 830-832 (1976 Dec.).
9. A. N. Thiele, "Air-Cored Inductors for Audio," Proc. IREE (Australia), vol. 36, pp. 329-333 (1975 Oct.). Note omission of the multiplier 0.8 in Eq. (4), which was corrected in the reprint in J. Audio Eng. Soc., vol. 24, pp. 374-378 (1976 June) and "Postscript," ibid. (Forum), vol. 24, pp. 830-832 (1976 Dec.).
10. A. N. Thiele, "Air-Cored Inductors for Audio," Proc. IREE (Australia), vol. 36, pp. 329-333 (1975 Oct.). Note omission of the multiplier 0.8 in Eq. (4), which was corrected in the reprint in J. Audio Eng. Soc., vol. 24, pp. 374-378 (1976 June) and "Postscript," ibid. (Forum), vol. 24, pp. 830-832 (1976 Dec.).
11. H. A. Wheeler, "Simple Inductance Formulas for Radio Coils," Proc. IRE, vol. 16, p. 1398 (1928 Oct.), and discussion, ibid., vol. 17, p. 580 (1929 Mar.), cited in [8].
12. H. A. Wheeler, "Simple Inductance Formulas for Radio Coils," Proc. IRE, vol. 16, p. 1398 (1928 Oct.), and discussion, ibid., vol. 17, p. 580 (1929 Mar.), cited in [8].
13. F. Langford-Smith, Radiotron Designer's Handbook, 4th ed. (Amalgamated Wireless Valve Co., Sydney, Australia, 1952), p. 443.
14. P. Bunet, "On the Self Inductance of Circular Cylindrical Coils," Rev. Gén. de l'Electricité, vol. 43, p. 99 (1938 Jan. 22), cited in [8].
15. F. E. Terman, Radio Engineers Handbook (McGraw-Hill, New York, 1943), sec. 2, p. 50, Eq. (19).