Radio and Television, Receiver Circuitry and Operation |
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Page 20
... indicated in Fig . 1–10 ( b ) . The over - all color TV transmission characteristic [ Fig . 1-10 ( a ) and ( b ) combined ] is shown in Fig . 1-10 ( c ) . The selection of the Q and I bandwidths shown in Fig . 1-10 ( b ) resulted from ...
... indicated in Fig . 1–10 ( b ) . The over - all color TV transmission characteristic [ Fig . 1-10 ( a ) and ( b ) combined ] is shown in Fig . 1-10 ( c ) . The selection of the Q and I bandwidths shown in Fig . 1-10 ( b ) resulted from ...
Page 251
... shown in Fig . 6-30 ( c ) , the efficiency can be increased even further , since the outer conductor acts as a shield to reduce radiation . In Fig . 6-30 ( d ) , a trimmer is connected across the open ends of the line to permit it to be ...
... shown in Fig . 6-30 ( c ) , the efficiency can be increased even further , since the outer conductor acts as a shield to reduce radiation . In Fig . 6-30 ( d ) , a trimmer is connected across the open ends of the line to permit it to be ...
Page 491
... shown in Fig . 13-23 ( a ) can be used in this circuit . The fuse in Fig . 13-24 ( b ) , located in the center- tap of the power transformer , protects it in all cases except when the fila- ment - circuit overloads , since the filament ...
... shown in Fig . 13-23 ( a ) can be used in this circuit . The fuse in Fig . 13-24 ( b ) , located in the center- tap of the power transformer , protects it in all cases except when the fila- ment - circuit overloads , since the filament ...
Contents
Receiver Systems 36 Summary 38 Review Questions 43 | 43 |
rf Amplifier 71 33 Selectivity of Multiple Tuned Stages | 85 |
rf Amplifier Input Circuits 87 312 Basic Types of Interstage | 97 |
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adjustment amplitude antenna appears applied audio basic bias broadcast capacitance capacitor carrier cathode causes changes channel Chapter characteristic circuit coil color components composite video connected constant contains converter coupling curve designed desired detector diagram diode effect electron employed equal Figure filter flow frequency function gain greater grid ground higher horizontal i-f amplifier illustrated impedance important increase indicated input limiter load lower mixer modulation negative noise Note obtained operation oscillator output phase picture tube plate portion positive prevent produced proper pulses radio range ratio rectifier relatively resistor resonant respect response resulting screen selectivity separate shown in Fig shows signal sound stage supply sync pulses television transformer transistor transmission transmitter tube tuned tuner TV receivers usually variations varies vertical video i-f video signal wave winding yoke