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TitleTelecommunication Circuits and Technology
File Size2.9 MB
Total Pages393
Table of Contents
                            1 Oscillators
	1.1 Introduction
	1.2 The principles of oscillation
	1.3 The basic structure and requirements of an oscillator
	1.4 RC oscillators
		Phase-shift oscillators
		Wien bridge oscillator
		The twin-T oscillator
	1.5 LC oscillators
		The Colpitts oscillator
		The Hartley oscillator
		The Clapp oscillator
		The Armstrong oscillator
	1.6 Crystal oscillators
	1.7 Crystal cuts
	1.8 Types of crystal oscillator
	1.9 Oscillator frequency stability
	1.10 Integrated circuit oscillators
	1.11 Further problems
2 Modulation systems
	2.1 Introduction
	2.2 Analogue modulation techniques
		Amplitude modulation
		Power distribution in an AM wave
		Amplitude modulation techniques
	2.3 The balanced modulator/ demodulator
	2.4 Frequency modulation and demodulation
		Bandwidth and CarsonÌs rule
	2.5 FM modulators
	2.6 FM demodulators
		The phase-locked loop demodulator
		The ratio detector
	2.7 Digital modulation techniques
		Frequency shift keying
		Phase shift keying (BPSK)
		Quadrature phase shift keying
	2.8 Further problems
3 Filter applications
	3.1 Introduction
	3.2 Passive filters
	3.3 Active filters
		Filter response
		Cut-off frequency and roll-off rate
		Filter types
		Filter orders
	3.4 First-order filters
	3.5 Design of first-order filters
	3.6 Second-order filters
		Low-pass second-order filters
	3.7 Using the transfer function
	3.8 Using normalized tables
	3.9 Using identical components
	3.10 Second-order high-pass filters
	3.11 Additional problems
	3.12 Bandpass filters
	3.13 Additional problems
	3.14 Switched capacitor filter
	3.15 Monolithic switched capacitor filter
	3.16 The notch filter
		Twin- T network
		The state variable filter
	3.17 Choosing components for filters
		Resistor selection
		Capacitor selection
	3.18 Testing filter response
		Signal generator and oscilloscope method
		The sweep frequency method
4 Tuned amplifier applications
	4.1 Introduction
	4.2 Tuned circuits
	4.3 The Q factor
	4.4 Dynamic impedance
	4.5 Gain and bandwidth
	4.6 Effect of loading
	4.7 Effect of tapping the tuning coil
	4.8 Transformer- coupled amplifier
	4.9 Tuned primary
	4.10 Tuned secondary
	4.11 Double tuning
	4.12 Crystal and ceramic tuned amplifiers
	4.13 Integrated tuned amplifiers
	4.14 Testing tuned amplifiers
	4.15 Further problems
5 Power amplifiers
	5.1 Introduction
	5.2 Transistor characteristics and parameters
		Using transistor characteristics
	5.3 Transistor bias
		Voltage divider bias
	5.4 Small signal voltage amplifiers
	5.5 The use of the decibel
	5.6 Types of power amplifier
		Class A (single-ended) amplifier
		Practical analysis of class A single- ended parameters
		Class B push-pull (transformer) amplifier
		Crossover distortion
		Class B complementary pair push- pull
		Practical analysis of class B push-pull parameters
	5.7 Calculating power and efficiency
	5.8 Integrated circuit power amplifiers
		LM380
		TBA 820M
		TDA2006
	5.9 Radio frequency power amplifiers
	5.10 Power amplifier measurements
	5.11 Further problems
6 Phase- locked loops and synthesizers
	6.1 Introduction
	6.2 Operational considerations
	6.3 Phase-locked loop elements
		Phase detector
		Amplifier
		Voltage-controlled oscillator
		Filter
	6.4 Compensation
		The Bode plot
		Delay networks
		Compensation analysis
	6.5 Integrated phase-locked loops
	6.6 Phase-locked loop design using the HCC4046B
	6.7 Frequency synthesis
		Prescaling
	6.8 Further problems
7 Microwave devices and components
	7.1 Introduction
	7.2 Phase delay and propagation velocity
	7.3 The propagation constant and secondary constants
	7.4 Transmission line distortion
	7.5 Wave reflection and the reflection coefficient
	7.6 Standing wave ratio
	7.7 Fundamental waveguide characteristics
		Transmission modes
		Skin effect
		The rectangular waveguide
		Cut-off conditions
	7.8 Microwave passive components
		The directional coupler
		Waveguide junctions
		Cavity resonators
		Probes
		Circulators and isolators
	7.9 Microwave active devices
		Solid-state devices
		Microwave tubes
		Multicavity magnetrons
	7.10 Further problems
A Bessel table and graphs
B Analysis of gain off resonance
C Circuit analysis for a tuned primary amplifier
D Circuit analysis for a tuned secondary
E Circuit analysis for double tuning
Index
                        

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