Diff: GeneralRadio

Differences between version 25 and previous revision of GeneralRadio.

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version 25

General Radio

General Radio was purchased by IET Labs in the year 2000.

• General Radio Historical Society
• WMRA collection of photos of GR equipment.
• Catalog 919 - Early catalog of Quality Radio Apparatus
• Bulletin 931 catalog of Quality Apparatus. 1928
• 1181-A Frequency Deviation Monitor. 1953. 8.6MB
• 1606-A RF Bridge. Scanned by Fred Greaves Jr. 49MB.

• 1931-A Modulation Monitor

  • Outside Photo
  • Inside Photo

General Radio Experimenter

• 1926

  • Announcing a New General Radio Service for Experimenters - GenRad Experimenter 1926
  • The "B" Battery Eliminator - GenRad Experimenter July 1926
  • The Design and Use of the Speaker Filter- GenRad Experimenter Aug 1926
  • The Status of "A" Battery Retrofit Elimination - GenRad Experimenter Oct 1926
  • An Effective Method of Measuring Amplification Nov 1926 - GenRad Experimenter Nov 1926
  • An Effective Method of Measuring Amplification Nov 1926 - GenRad Experimenter Dec 1926

• 1927

  • Design And Testing Of Plate Supply Devices - GenRad Experimenter Jan 1927
  • A Study Of Coil Resistances At 40 Meters - GenRad Experimenter Feb 1927
  • A Discussion Of Condenser Plate Shapes - GenRad Experimenter March 1927
  • New Tubes For Old - GenRad Experimenter April 1927
  • A Review Of Coupling Methods - GenRad Experimenter May 1927
  • The Design And Use Of The Radio Frequency Choke - GenRad Experimenter June 1927
  • Compete A.C. Operation A Practical Reality - GenRad Experimenter July 1927
  • Further Data On New A.C. Tubes - GenRad Experimenter Aug 1927
  • Unique Method Of Voltage Control Adapts Unit To Any Standard Type Of Receiver - GenRad Experimenter Sept 1927
  • Power Amplification - GenRad Experimenter Oct 1927
  • An A.C. Operated Amplifier With A High Quality Power Output - GenRad Experimenter Nov 1927
  • Factors Governing The Choice Of Power Tubes - GenRad Experimenter Dec 1927

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