Download Radar Transmitters by George W. Ewell PDF

By George W. Ewell

McGraw Hill provides introductory radar theory.

This technical book covers the fundamentals of Radar idea in nice depth.

Although an older textual content, the strategies printed haven't replaced over the years.

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Additional info for Radar Transmitters

Example text

Uluhlc- microwave power tubes and some of their characteristics, and Chapter :S is an introduction to radar modulators of various I ypes and some of their principal characteristics. Chapter 4 begins the dclaikd analysis and design procedures for modulator components with t lu- I rr-auncnr 01" the pulse transformer. Chapter 5 presents pulse-forming nel work design, while the following two chapters discuss charging" chokes and swit ching" devices. Chapter H sets (nth sornr: observations on the PREFACE vii specification of transmitters, while Chapter 9 discusses some sample dr-signs to indicate the application of the procedures discussed earlier.

2 11); pe ak SCR dissipation (p. 222) PPM period ic permanent magnet PRF pulse-repetition Irequency [Jrr pulse-repetition rate (p . 50) millimeters 11I1 1I1 1g' ab so lute pressure in millimetcrs of mercury M()J'A m uster-oscil lator pow cr :III1Jllilin phase modulation Po megahertz one-thousandth of an inch pulse-forming network xii RADAR TRANSMITIERS Q r' RBDT n; rd Re [lnrr the quality factor of a coil, the ratio of energy stored to energy dissipated per cycle equivalent leakage resistance of a magnetron reverse-blocking diode thyristor recharging resistance of a hard-tube modulator (pp.

It is also 1101 we-ll suite-d 1(11' g-enerating short (less than 50-ns), high-power pulse's. Th« llIaguI'lroll «onvcrts energy extracted from a constant electric Iu-kl to all RF [ic-ld. A rutaway view of one possible magnetron configuraI ion is shown ill Fig-m(' ~-l. The principal parts of the magnetron are Output /couPlin g / c a v i tY Interaction space Magnetic field @ Cathode FIGURE 2-1 A cross-sectional schematic representation of the anode-cathode region of a microwavc cavity magnetron.

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