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The Old Timer's Bulletin (OTB)

Periodical   Volume 19Number 4March 1979

created by: Robert Rydzewski (11.Feb.14)
Page Content
created by
Robert Rydzewski
  • WWI German Station at Apia, Samoa
  
created by
Robert Rydzewski
  • Close-Up
  
created by
Robert Rydzewski
  • Two Philadelphia Educators First to Send Electromagnetic Signals
  
10 
created by
Robert Rydzewski
  • Classic Receiver of the Month: Silver-Marshall "Round-the-World-Four"
  
12 
created by
Robert Rydzewski
  • Short History of Radio Frequency Labs, Inc.
  • RFL 5 BVT One-Tube Reflex Receiver
  
13 
created by
Robert Rydzewski
  • The Letter "S" Receiver
  
14 
created by
Robert Rydzewski
  • Tube Collector: Historical Detector
  • De Forest Type PN Detector
  
16 
created by
Robert Rydzewski
  • Restoring Old Equimpent
  
21 
created by
Robert Rydzewski
  • Broadcast Receiver: Harkness Reflex
  
22 
created by
Robert Rydzewski
  • Rejuvenation of Vacuum Tubes
  
23 
created by
Robert Rydzewski
  • The Collector: Is Crosley Next?
  • Crosley Audion Detector
  
24 
created by
Robert Rydzewski
  • New York's Smallest Station
  
26 
created by
Robert Rydzewski
  • AWA On the Air: Crystal Set Receiver, 160 M Band
  
31 
created by
Robert Rydzewski
  • Wireless Telegraphy: Clark System
  
32 
created by
Robert Rydzewski
  • The Golden Years of Radio
  • John Logie Baird and Television
  • Hammarlund Comet Super-Pro
  
33 
created by
Robert Rydzewski
  • Fessenden
  • French Cable Company "PQ"
  • The National SW-5
  
34 
created by
Robert Rydzewski
  • Silent Keys: Harlan Smith (WA2PWZ); Sam Corpe (W6LM)
  • A Trip on the New Princess
  
35 
created by
Robert Rydzewski
  • Communications News
  

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