• Front Cover (1)
• Practical Transformer Handbook (4)
• Copyright Page (5)
• Contents (6)
• Preface (10)
• Introduction (12)
• Chapter 1. An overview of transformers in electrical technology (14)
  • Amber, lodestones, galvanic cells but no transformers (14)
  • The ideal transformer – an ethereal but practical entity (16)
  • A practical question – why use an iron core in transformers? (17)
  • Why does a transformer transform? (19)
  • Core or shell-type transformer construction (22)
  • Transformers utilizing toroids and pot cores (26)
  • Bells, whistles and comments (28)
  • Immortality via over-design, sheltered operation and a bit of luck (30)
  • Direct current ambient temperature resistance – just the beginning of copper losses (32)
  • More can be done after ringing door-bells, lighting lamps and running toy trains (35)
• Chapter 2. Specialized transformer devices (38)
  • Saturable converters – another way to use transformers (38)
  • Energy transfer without flux linkages – the parametric converter (44)
  • The Lorain subcycler – an erstwhile parametric converter (49)
  • The constant current transformer (51)
  • The constant voltage transformer (53)
  • Saturable reactor control of a.c. power (54)
  • Transformer action via magnetostriction (58)
  • A double core transformer for saturable core inverters (60)
• Chapter 3. Operational features of transformers (62)
  • Operation of transformers at other than their intended frequencies (63)
  • Next to magic, try the auto-transformer for power capability (65)
  • Dial a voltage from the adjustable auto-transformer (68)
  • Transformer phasing in d.c. to d.c. converters (70)
  • Transformer behaviour with pulse-width modulated waveforms (71)
  • Current inrush in suddenly-excited transformers (75)
  • Transformer temperature rise – a possible cooldown (77)
  • High efficiency and high power factors are fine, but don't forget the utilization factor (79)
  • Transformers in three-phase formats – all's well that's phased well (86)
  • Recapturing the lost function of the power transformer (86)
  • Bandpass responses from resonated transformers (88)
• Chapter 4. Interesting applications of transformers (90)
  • Remote controlling big power with a small transformer (90)
  • The use of a transformer to magnify capacitance (91)
  • A novel transformer application in d.c.-regulated supplies (94)
  • Polyphase conversions with transformers (96)
  • The hybrid coil – a transformer gimmick for two-way telephony (97)
  • Transformer schemes for practical benefits (98)
  • Transformers in magnetic core memory systems (100)
  • The transmission line transformer – a different breed (101)
  • Transformers as magnetic amplifiers (110)
  • Transformer coupling battery charging current to electric vehicles (112)
• Chapter 5. High-voltage transformers (116)
  • Emphasis on high voltage (116)
  • Stepped-up high voltage from not so high turns ratio (118)
  • A brute force approach to tesla coil action (120)
  • Transformer technique for skirting high voltage problems (121)
  • A novel winding pattern (124)
  • Other techniques for high voltage transformation (125)
  • The current transformer (128)
  • Stepping-up to high voltage and new transformer problems (129)
• Chapter 6. Miscellaneous transformer topics (132)
  • Transformer saturation form geomagnetic storms (132)
  • The strange 4.44 factor in the transformer equation (135)
  • Link coupling – transformer action over a distance (137)
  • Homing in on elusive secondary voltage (139)
  • An apparent paradox of electromagnetic induction (141)
  • Transformer technique with 'shorts' – the induction regulator (143)
  • Constant current transformers incorporating physical motion (144)
  • A novel way to null transformer action between adjacent tuned circuits (146)
  • Transformers only do what comes naturally (151)
  • The flux gate magnetometer (152)
  • Transformer balancing acts – the common-mode choke (153)
  • Mutual inductance, coefficient of coupling and leakage inductance (156)
  • Short-circuit protection of power lines via a unique transformer (158)
• Appendix – Useful information (162)
• Index (182)