balth van der pol (34 resultados)

Soft cover. Condición: Fair. Pages clean and unmarked but lightly toned (age tanned). Some minor wrinkling to front cover and pages from exposure to moisture. Water stains along the spine-edge of the back cover. Some pages with light creases or wrinkles. Front and back covers lightly soiled. About 3" of the outer skin of the spine peeled off. Will be bubble-wrapped and carefully packed in a sturdy box to ensure safe transit. This issue includes: Officers and Board of Direction; Committees; Institute Sections; Institute Activities: Institute Meetings; Institute Activities: Committee Work; "A New Type of Standard Frequency Piezo-Electric Oscillator" by L. P. Wheeler and W. E. Bower; "The Effect of Regeneration on the Received Signal Strength" by Balth. van der Pol; "Characteristics of Output Transformers" by J. M. Thomson; "Cooperation between the Institute of Radio Engineers and Manufacturers Associations" by Alfred N. Goldsmith; "Notes on Quartz Plates, Air-Gap Effect, and Audio-Frequency Generation" by August Hund; "Notes on Aperiodic Amplification and Application to the Study of Atmospherics" by August Hund; "Effect of the Antenna in Tuning Radio Receivers and Methods of Compensating for It" by Sylvan Harris; "The Cause and Prevention of Hum in Receiving Tubes Employing Alternating Direct Current on the Filament" by W. J. Kimmell; "The International Union of Scientific Radiotelegraphy" by J. H. Dellinger; "The Tuned-Grid, Tuned-Plate, Self-Oscillating Vacuum-Tube Circuit" by J. Warren Wright; "Radiation and Induction" by R. R. Ramsey and Robert Dreisback; "Development of a System of Line Power for Radio" by George B. Crouse; "Book Review: 'History of Radio Telegraphy and Telephony'"; Monthly List of References to Current Radio Literature and Applications for Membership.

Hardcover. Condición: Good. Estado de la sobrecubierta: No Dust Jacket. First Edition. Ex-library with spine slip, cardholder, university and withdrawn slips, badly cracked in one place, Good. No Dust Jacket.

Softcover. Condición: Fair. No Jacket. Significant damage due to wetness. Boards are moderate to severely edgeworn. Please note the image in this listing is a stock photo and may not match the covers of the actual item. Book.

Hardcover. Condición: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Hardcover. Condición: Fine. No Jacket. 3rd Edition. Shipped from the Calico Cat Bookshop, a brick and mortar bookshop established in 1975. Size: Octavo. Book.

Condición: Fair. Acceptable condition. No Dust Jacket (Calculus, Mathematics) A readable, intact copy that may have noticeable tears and wear to the spine. All pages of text are present, but they may include extensive notes and highlighting or be heavily stained. Includes reading copy only books. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included.

Soft cover. Condición: Very Good. Mimeographed notes, "First Uncorrected Draft", in original binder, all in excellent condition. 28 pages, with advanced equations throughout. [9oz]. Book.

Condición: Fine. 1935. Offprint from Tijdschrift Van Het Nederlandsch Radiogenootschap, Schap 7, March 1935.Octavo, pp. 12-17, original printed wraps. Fine.

Condición: Fine. 1935. Offprint from Tijdschrift van het Nederlandsch Radio-Genootschap 7, September 1935. 8vo., pp. 93-97, wraps. Fine.

Condición: Fine. 1934. Offprint by Laboratoria N. V. Philips' Gloeilampenfabrieken from Physica May 1934. 8vo., pp. 521-530, printed wraps. Fine. .

Condición: Fine. 1934. Offprint from Physica 1, April 1934. 8vo., pp. 481-496, wraps. Fine.

Condición: New.

Condición: Near Fine. 1932. Offprint from Philosophical Mazagine 13, March 1932. Octavo, pp.537-77, errata slip laid in, printed wraps. Owner signed on front. Near Fine.

Condición: New. In.

Paperback. Condición: New.

Condición: New. Primarily this book is intended for application of the operational calculus to mathematics, physics, and technical problems. Num Pages: 432 pages, black & white illustrations. BIC Classification: PBK. Category: (P) Professional & Vocational. Dimension: 228 x 152 x 24. Weight in Grams: 630. . 2009. Revised ed. paperback. . . . .

Hardcover. Condición: Good. No Jacket. Ex-library, Volume I of Lectures in Applied Mathematics, Proceedings of the Summer Seminar, Boulder, CO., 1957, 266pp, G/--. Ex-Library.

Condición: New. pp. 432.

Condición: New. Primarily this book is intended for application of the operational calculus to mathematics, physics, and technical problems. Num Pages: 432 pages, black & white illustrations. BIC Classification: PBK. Category: (P) Professional & Vocational. Dimension: 228 x 152 x 24. Weight in Grams: 630. . 2009. Revised ed. paperback. . . . . Books ship from the US and Ireland.

Condición: Fine. 1935. Offprint from Tijdschrift Van Het Nederlandsch Radiogenootschap, Schap 7, March 1935.Octavo, 11p., original printed wraps. Fine.

Condición: New. Satisfaction Guaranteed or your money back.

Taschenbuch. Condición: Neu. Druck auf Anfrage Neuware - Printed after ordering - Primarily this book is intended for application of the operational calculus to mathematics, physics, and technical problems.

(26,5 x 19 cm). SS. 353-392. Mit Abbildungen. Original-Broschur. Erste Ausgabe der ersten Veröffentlichung über den Van-der-Pol-Oszillator, ein schwingungsfähiges System mit nichtlinearer Dämpfung und Selbsterregung. Der niederländischen Physiker Balthasar van der Pol entdeckte es bei seinen Forschungen an Oszillatoren mit Vakuumröhren. - Einband mit handschriftlichem Namenszug und leicht fleckig, sonst gut erhalten.

hardcover. Condición: New. NEW. SHIPS FROM MULTIPLE LOCATIONS. book.

Condición: VG. 1937. Offprint from Philosophical Magazine 24, July 1937. 8vo., pp.141-176, wraps. VG.

Condición: VG. 1925. Offprint from Annalen der Physik, IV. In German. Octavo, pp.370-406, wraps. Signed by Bernard Salzberg. VG.

8°. P. 385-392, 393-397. Orig. wrappers. = "Laboratoria N.V. Philips' Gloeilampenfabrieken, Eindhoven (Holland)", Separaat 1101-1102. Published in: Physica III, number 6. Sprache: Englisch / English + Wichtig: Für unsere Kunden in der EU erfolgt der Versand alle 14 Tage verzollt ab Deutschland / Postbank-Konto in Deutschland vorhanden +.

VAN DER POL, Balthasar (1889-1959) & VAN DER MARK, Jan. The Heartbeat considered as a Relaxation Oscillation, and an Electrical Model of the Heart. Tiré à part (Offprint) du Philosophical Magazine, vol. 6, n° 38. LIEU & DATE : Londres, Taylor & Francis, Novembre 1928. In-8° (env. 14 x 22 cm), broché, sous sa couverture d'origine . Pages 763 à 775. Condition exceptionnelle. Couverture dans un état de fraîcheur rare, proche du neuf.

(21,5 x 14,5 cm). VIII, 1296 S. Mit zahlreichen Abbildungen und Tafeln. Halbleinwandband der Zeit. Erste Ausgabe. - Der niederländische Elektroingenieur und Physiker Van der Pol (1889-1959) stellt hier die Ergebnisse seiner Forschungen an Oszillatoren mit Vakuumröhren vor und beschreibt ein schwingungsfähiges System mit nichtlinearer Dämpfung und Selbsterregung, das nach seinem Erfinder "Van-der-Pol-Oszillator" genannt wird. - Rücken ausgebleicht und sorgsam restauriert, sonst gut erhalten.

Condición: VG. Three separate offprints, each in original printed wraps. Two octavo, one is 4to (1937) : (1) Tchebycheff: Hague. 1933 first edition. Nijhoff. p. 77-96. (2) Calculus: 1935 first edition. Nederlandsch Radiogenootschap. p. 18-32. (3) Radio: 1937 first edition. Journal of the Institution of Electrical Engineers London. pp. 381-398. 2 fullpages of photo illus. All 3 articles VG . Set of 3: