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    • Home
    • Museum Attractions
    • The Collections
    • Museum Store
    • Radio Gallery 1
    • Radio Gallery 2
    • World War I Radio Gallery
    • The Notables
    • Batt Radio Tubes Gallery
    • My Atwater Kent Model 5
    • ODDS & ENDS
    • Restoration Help
    • Other Links
    • Acknowledgements
    • Ordering - Museum Store
    • Leigh Bassett Wing
    • Atwater Kent Parts Photos
    • Auction Hammer Prices
  • Home
  • Museum Attractions
  • The Collections
  • Museum Store
  • Radio Gallery 1
  • Radio Gallery 2
  • World War I Radio Gallery
  • The Notables
  • Batt Radio Tubes Gallery
  • My Atwater Kent Model 5
  • ODDS & ENDS
  • Restoration Help
  • Other Links
  • Acknowledgements
  • Ordering - Museum Store
  • Leigh Bassett Wing
  • Atwater Kent Parts Photos
  • Auction Hammer Prices

Roaring Twenties Antique Radio Museum

Roaring Twenties Antique Radio Museum Roaring Twenties Antique Radio Museum Roaring Twenties Antique Radio Museum

World War i Radios

SCR-74 (1917) AmRad Corp, Medford Hillside MA

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Before Radio - The Spark Transmitter

In 1917  American Radio & Research Corporation (Amrad) received an order for thousands of these spark  transmitters from the U. S.  Army Signal Corps.

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The membrane on the right side of the  lid allowed the operator to transmit a message with the lid closed.

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 In 1925  Amrad filed for bankruptcy and the remains of the company was bought out by Crosley Radio Corporation.  The Amrad name was used on radios until 1929.

BC-14A (1918) General Radio co, cambridge MA

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Military designation SCR-54A

The BC-14A was used by the U.S. Army Signal Corp during World War I.

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A Crystal Radio

The BC-14a used a standard crystal detector with a buzzer circuit. The  buzzer let the operator know when he had a strong signal coming through the crystal detector.

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The Receiving Circuit

The receiving circuit used a tapped coil, variable air capacitors and a fixed condenser. 

SCR-68 Transmitter/receiver Western Electric C0 (1917)

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The first tube radio installed in U.S. military aircraft

The SCR-68 is one component  of the first tube radio system used in U.S. military aircraft. It was first installed in 1917 just months after the U.S. entered WWI.  The SCR-68 was built by Western Electric Co for the U.S. Army Signal Corps.

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Transmitter / Receiver

 The SCR-68  transmitter / receiver was for short range communications between the squadron leader and the rest of the aircraft in its group.

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Tube Line-up

The  tube line-up consisted of three VT-1 tubes, one W-1059 ballast tube and two 205A amplifier tubes.

SCR-57 Western Electric Co (1917)

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Interphone

The SCR-57 is basically an intercom allowing the pilot to switch from radio to  talking to his gunner or an observer.

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Power Source

The SCR-57 use six BA-3 batteries as a power source.

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 Western Electric Company built the SCR-57  for the U.S Army Signal Corps in 1917 as part of the first tube radio communications systems for  U.S. military aircraft. 

scr-59 Receiver Western electric co (1917)

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Western Electric Company built the SCR-59 as a receiver for the U.S Army Signal Corps in 1917 as part of the first tube radio communications systems for  U.S. military aircraft.

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Tube Line-Up

The SCR-59 receiver uses three VT-1 tubes.

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 Later on a tickler was added to the SCR-59 to improve reception.

IP501 (se1420) Receiver, Wireless Specialty APPARATUS Co.

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U.S. Navy

Wireless  Specialty Company built many of these receivers for the U.S. Navy.

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Crystal or Tube Detector

Designed to use a crystal detector or a VT-1 tube.

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Two AM Circuits

The IP501 could pick up medium wave and long wave transmissions. A technologically advanced and expensive radio for its time, selling for $348.00 in 1918 or $6527.00 in todays dollars - OUCH!

Triode - B Wireless Specialty Apparatus co. 1919

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Two Step Amplifier for U.S. Navy

Designed for use with the IP501 receiver

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Tube Line-up

Originally used VT-Class II or A Moorhead tubes.

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A Rare Bird

While its not too hard to find IP501 receivers, the Triode-B amplifier is an extremely rare find.

IP503 Wireless Specialty Co. 1919

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Longwave Loading Unit

The IP503 was designed to be used with the IP500 or IP501 receiver to extend the frequency range to 19,000 meters, at the time the longest wavelength in use.  

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Two Ranges

Designed for Longwave and Very Low Frequency Communications.

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Weighty

The IP503 weighed in at just over 21 lbs.

  • Home
  • Museum Attractions
  • The Collections
  • Museum Store
  • Radio Gallery 1
  • Radio Gallery 2
  • World War I Radio Gallery
  • The Notables
  • Batt Radio Tubes Gallery
  • My Atwater Kent Model 5
  • ODDS & ENDS
  • Restoration Help
  • Other Links
  • Acknowledgements
  • Ordering - Museum Store
  • Leigh Bassett Wing
  • Atwater Kent Parts Photos
  • Auction Hammer Prices

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