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LESSONS IN WIRELESS TELEGRAPHY

INTRODUCTION

LESSON ONE. MAGNETISM.

LESSON TWO. MAGNETIC INDUCTION.

LESSON THREE. PRIMARY CELLS. SECONDARY CELLS.

LESSON FOUR. ELECTRIC CURRENTS.

LESSON FIVE. ELECTROMAGNETISM.

LESSON SIX. DYNAMO ELECTRIC MACHINERY.

LESSON SEVEN. THE INDUCTION COIL.

LESSON EIGHT. THE PRINCIPLE OF THE TRANSFORMER.

LESSON NINE. THE LEYDEN JAR AND CONDENSER.

LESSON TEN. THE ETHER AND THE ELECTROMAGNETIC THEORY OF LIGHT.

LESSON ELEVEN. ELECTRIC WAVES.

LESSON TWELVE. PRINCIPLES OF WAVE TELEGRAPHY.

LESSON THIRTEEN. THE AERIAL.

LESSON FOURTEEN. THE WIRELESS COIL.

LESSON FIFTEEN. THE HIGH POTENTIAL TRANSFORMER.

LESSON SIXTEEN. THE OSCILLATION CONDENSER.

LESSON SEVENTEEN. THE HELIX.

LESSON EIGHTEEN. SPARK GAPS.

LESSON NINETEEN. THE KEY.

LESSON TWENTY. AERIAL SWITCHES.

LESSON TWENTY-ONE. ANCHOR GAPS.

LESSON TWENTY-TWO. DETECTORS.

LESSON TWENTY-THREE. TUNING COILS.

LESSON TWENTY-FOUR. LOOSE COUPLERS.

LESSON TWENTY-FIVE. FIXED CONDENSERS.

LESSON TWENTY-SIX. VARIABLE CONDENSERS.

LESSON TWENTY-SEVEN. TELEPHONE RECEIVERS.

LESSON TWENTY-EIGHT. THE HOT WIRE AMMETER.

LESSON TWENTY-NINE. POTENTIOMETER

LESSON THIRTY. DEAD END LOSSES AND "NO DEAD END" SWITCHES.

LESSON THIRTY-ONE. DISTRIBUTED CAPACITY AND CAPACITY LOSSES.

LESSON THIRTY-TWO. THE POULSEN ARC OR GENERATOR.

LESSON THIRTY-THREE. RECEIVING UNDAMPED WAVES. THE TICKER.

LESSON THIRTY-FOUR. THE AUDION AMPLIFIER.

LESSON THIRTY-FIVE. "HOOK-UPS."