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.Abbreviated History Timeline of Wireless Radio Communication

History Timeline of Wireless Radio Click Here

A.W. Bowman Loose Coupler for Radio Reception

A.W. Bowman Loose Coupler for Radio Reception

Adams Morgan and A.W. Bowman Sears Crystal Radio Detectors

Adams Morgan, A.W. Bowman (Sears), and Unknown Crystal Radio Detectors

Adams Morgan Crystal Radio

Adams Morgan AM Crystal Radio

Amrad or Radio and Research Quenched Spark Gap

Amrad or Radio and Research Quenched Spark Gap

Baird & Tatlock Induction Coil

Baird & Tatlock 3 inch Induction Coil

Clapp-Eastham 1 Kilowatt Radio Transmitter

This full kilowatt spark transmitter made by Clapp-Eastham is from 1914.

Clapp-Eastham Blitzen Radio Crystal Receiver

Clapp-Eastham Blitzen Radio Receiver from 1912

Clapp-Eastham Blitzen Variometer and Radio Detector

Clapp-Eastham variometer and detector.

Clapp-Eastham Crystal Radio

Crystal Radio Receiver

Clapp-Eastham Radio Loose Coupler

Clapp-Eastham Loose Coupler from the late teens.

Coherer Radio Wireless Detector

Coherer Radio Wireless Detector

Connecticut Telephone & Electric DT-3 Radio 1918

Connecticut T & E DT-3 one tube radio detector box made for the US Signal Corps in 1918.

Deforest BC14A Crystal Radio Receiver WWI

Deforest BC14A Crystal Radio Receiver WWI 1918

Deforest P 200 Radio Amplifier

Deforest P 200 Two Tube Radio Amplifier. 1919

Deforest RJ4 Spherical Audion Radio

Deforest RJ4 Spherical Audion Radio from 1914

Deforest RJ4 Spherical Audion Tube Radio Repro WORKS

Deforest RJ4 Spherical Audion Tube Radio Repro WORKS

DT-3 Vacuum Tube Detector for BC-14A & Other Radios

DT-3 Vacuum Tube Detector for BC-14A & Other Radios, Signal Corps US Army 1918

Eaton Oscillator, Wireless Specialty for Radio

Eaton Oscillator, Wireless Specialty Radio Apparatus 1919

EI Electro Importing Bulldog Radio Spark Coil

EI Electro Importing Bulldog Radio Spark Coil 1" and fixed condenser

EI Electro Importing Crystal Radio Detector

EI Electro Importing Crystal Radio Detector

EI Electro Importing Electrolytic Detector Radio

Electro Importing EI Electrolytic Detector Radio

EI Electro Importing Interstate Outfit Crystal Radio

EI Electro Importing Co. Crystal Radio

F. B. Chambers .084 Wireless Standard Radio

Chambers .084 Wireless Standard Time Set Radio from 1913. Uses one spherical audion.

F. B. Chambers Long Wave Radio Loose Coupler

F. B. Chambers Long Wave Radio Loose Coupler

Fleming Valve & Radioson RadioDetector

Fleming Valve & Radioson Radio Electrolytic Detector

General Radio BC 14A Crystal Radio

The General Radio BC 14A Crystal Set was made in 1918.

General Radio BC 15A Radio Transmitter

The General Radio BC 15A Transmitter was introduced in 1918.

Harry Cox Very Large Induction Coil 1902

Harry Cox Very Large Induction Coil 1902 Used for Wireless Transmissions or X-Ray

Helix Coil for Spark Wireless Radio Transmitter

Helix Coil for Spark Wireless Radio Transmitter

IP203 Triple Radio Crystal Detector by Wireless Specialty Apparatus

IP203 Triple Radio Crystal Detector by WSA or Wireless Specialty Apparatus

JH Bunnell Jove Radio Loose Coupler

JH Bunnell, Jove loose coupler and detector.

Kilbourne & Clark Radio Tone Tester, 1917

Kilbourne & Clark Tone Tester Crystal Radio

Kilbourne & Clark Type E & F Radio Receivers

Kilbourne & Clark Type E & F Radio Receivers

L. E, Knott Apparatus 4" Induction Coil

L. E, Knott Apparatus 4" Induction Coil

Lowenstein 2KW Radio Transmitter Loading Coil

Lowenstein 2KW Radio Transmitter Loading Coil

Mark II Radio Transmitter

The Mark II Transmitter was made for the RAF.

Mark III Radio Tuner WWI by MWT

Mark III Radio Tuner WWI by MWT

Mark III Radio WWI Crystal Tuner by Robert Paul

Mark III Radio WWI Crystal Tuner by Robert Paul

Massie Wireless Radio Coherer

Massie Wireless Radio Coherer

Massie Wireless Resonaphone Radio Receiver

Massie Wireless Resonaphone Radio Receiver

Mignon RC2 Radio Tuner from 1915

Mignon RC2 Radio Tuner

Mignon RLC3S Early Radio Tuner

Mignon RLC3S Early Radio Tuner

Mignon RLC5 Early Radio Tuner

Mignon RLC5 Early Radio Tuner

MxMichael Loosely Coupled Tuner Type MH/LC & 4 Valve Amplifier Type MH4RT

McMichael Loosely Coupled Tuner Type MH/LC & 4 Valve HF-LF Amplifier Type MH4RT

Nesco CN-112 Radio WWI

The CN-112 was a submarine radio receiver in WWI.

Paragon Adams-Morgan 2-5-U Radio Transmitter

An early commercial 10 watt phone and CW transmitter

Radio Loose Coupler, small

Radio Loose Coupler for Crystal Receiver, small

SE 1000 Radio Amplifier

SE 1000 two tube Amplifier

SE 712A, International Signal IP500 Radio

SE 712A, International Signal IP500 Radio, 1917

Signal Corps Type D Crystal Radio

This crystal set was manufactured in 1917 for the military.

Sperry SE 1012 WWI Radio Receiver

Sperry SE 1012 WWI Radio Receiver

Tubular Audiotron Radio Control Boxes

Tubular Audiotron Radio Control Boxes

United Wireless Type E Radio Tuner

United Wireless Type E Tuner, 1911

W T Forward WWI Wireless Radio Transmitter

W T Forward WWI Wireless Transmitter From England

W.T. Wireless Spark Radio Transmitter W/T #1

W.T. Wireless Spark Radio Transmitter W/T #1 from WWI, 1918

Western Electric CW-926A Radio Amplifier, 1917

Western Electric CW-926A radio amplifier, Part of the CW-936 Radio Telephone System

Western Electric Radio & Telegraph Morse Register

Western Electric Italiana morse register

Western Electric SCR-68 Five Tube Radio WWI

The Western Electric SCR 68 Radio from 1918

Western Electric SCR-75 Radio Receiver

Western Electric SCR-75 Radio Aircraft Receiver

William B Duck Tiny Radio Receiver Loose Coupler

William B Duck Tiny Radio Receiver Loose Coupler Sale Pending

Wireless Specialty IP-76 (1P76) Radio Receiver from 1911

Wireless Specialty IP-76 or More Accurately 1P-76 Radio Receiver

Wireless Specialty IP-76 Radio Receiver 1912 Series

Wireless Specialty IP-76 Radio Receiver 1912 Series used by the U.S. Navy

WSA IP501 Wireless Specialty 1919 Radio

WSA IP501 Wireless Specialty SE1420 early Navy Radio Receiver

WWI British Army Complete Telegraph Station

WWI British Army Complete Telegraph Station

WWI German Airplane Telefunken Radio & Flieg Amplifier from 1916

WWI German Airplane Radio from 1916

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Copyright 2003-2004 Howard Stone PhD.
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