The Radio Amateur's Hand Book / A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony

LIST OF FIGURES

A. Frederick Collins

Fig. 1.--Simple Receiving Set
Fig. 2.--Simple Transmitting Set
(A) Fig. 3.--Flat Top, or Horizontal Aerial
(B) Fig. 3.--Inclined Aerial
(A) Fig. 4.--Inverted L Aerial
(B) Fig. 4.--T Aerial
Fig. 5.--Material for a Simple Aerial Wire System
(A) Fig. 6.--Single Wire Aerial for Receiving
(B) Fig. 6.--Receiving Aerial with Spark Gap Lightning Arrester
(C) Fig. 6.--Aerial with Lightning Switch
Fig. 7.--Two-wire Aerial
(A) Fig. 8.--Part of a Good Aerial
(B) Fig. 8.--The Spreaders
(A) Fig. 9.--The Middle Spreader
(B) Fig. 9.--One End of Aerial Complete
(C) Fig. 9.--The Leading in Spreader
(A) Fig. 10.--Cross Section of Crystal Detector
(B) Fig. 10.--The Crystal Detector Complete
(A) Fig. 11.--Schematic Diagram of a Double Slide Tuning Coil
(B) Fig. 11.--Double Slide Tuning Coil Complete
(A) Fig. 12.--Schematic Diagram of a Loose Coupler
(B) Fig. 12.--Loose Coupler Complete
(A) Fig. 13.--How a Fixed Receiving Condenser is Built up
(B) Fig. 13.--The Fixed Condenser Complete
(C) and (D) Fig. 13.--Variable Rotary Condenser
Fig. 14.--Pair of Wireless Headphones
(A) Fig. 15.--Top View of Apparatus Layout for Receiving Set No. 1
(B) Fig. 15.--Wiring Diagram for Receiving Set No. 1
(A) Fig. 16.--Top View of Apparatus Layout for Receiving Set No. 2
(B) Fig. 16.--Wiring Diagram for Receiving Set No. 2
Fig. 17.--Adjusting the Receiving Set
(A) and (B) Fig. 18.--Types of Spark Coils for Set No. 1
(C) Fig. 18.--Wiring Diagram of Spark Coil
Fig. 19.--Other Parts for Transmitting Set No. 1
(A) Fig. 20.--Top View of Apparatus Layout for Sending Set No. 1
(B) Fig. 20.--Wiring of Diagram for Sending Set No. 1
Fig. 21.--Parts for Transmitting Set No. 2
(A) Fig. 22.--Top View of Apparatus Layout for Sending Set No. 2
(B) Fig. 22.--Wiring Diagram for Sending Set No. 2
Fig. 23.--Using a 110-volt Direct Current with an Alternating current Transformer
Fig. 24.--Principle of the Hot Wire Ammeter
Fig. 25.--Kinds of Aerial Switches
Fig. 26.--Wiring Diagram for a Complete Sending and Receiving Set No. 1
Fig. 27.--Wiring Diagram for Complete Sending and Receiving Set No. 2
Fig. 28.--Water Analogue for Electric Pressure
Fig. 29.--Water Analogues for Direct and Alternating Currents
Fig. 30.--How the Ammeter and Voltmeter are Used
Fig. 31.--Water Valve Analogue of Electric Resistance
(A) and (B) Fig. 32.--How an Electric Current is Changed into Magnetic Lines of Force and These into an Electric Current
(C) and (D) Fig. 32.--How an Electric Current Sets up a Magnetic Field
Fig. 33.--The Effect of Resistance on the Discharge of an Electric Current
Fig. 34.--Damped and Sustained Mechanical Vibrations
Fig. 35.--Damped and Sustained Electric Oscillations
Fig. 36.--Sound Wave and Electric Wave Tuned Senders and Receptors
Fig. 37.--Two Electrode Vacuum Tube Detectors
Fig. 38.--Three Electrode Vacuum Tube Detector and Battery Connections
Fig. 39.--A and B Batteries for Vacuum Tube Detectors
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