• Country
• United States of America (USA)

• Manufacturer / Brand
• General Electric Co. (GE); Bridgeport CT, Syracuse NY

• Year
• 1933 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 348255

• • Brand: Musaphonic

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 2

• Valves / Tubes
• unknown_rectifier FP53

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 50 or 60 Hz, 110 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Cathode-Ray Oscillograph HC-10-B1 - General Electric Co. GE;

• Shape
• Tablemodel, with any shape - general.

• Notes

• The GE HC-10-B1 Cathode-Ray Oscillograph consists of Unit No. 1 and Unit No. 2.

  Unit No. 1 (CRT and Power Supply) consists of:

  • CRT Assembly:
    • CRT mounted inside a sheet-iron holder (provides electrostatic and magnetic shielding), in a socket mounted to a brass end cover.
    • CRT connections are made by means of binding posts and a cable assembly with a 4-pole plug.
    • CRT assembly is fastened, in a horizontal position on top of the power supply housing.
    • CRT: 5" diameter viewing screen.
    • CRT shielding cylinder: 8" diameter, 25" length.
  • Power Supply:
    • Consists of filament and high-voltage transformers, rectifier tube, and high voltage capacitors.
    • High Voltage output: 3000 VDC.
    • 11.5" W x 12.2" H x 19.5" D.
  • Combined Weight: 55 lbs.

  Unit No. 2 (Time-axis Oscillator) consists of:

  • Circuitry to provide horizontal and vertical waveforms to the CRT horizontal and vertical deflection plates.
  • Horizontal (time-axis) range: 30-20000 Hz (50us-33ms sweep rate).
  • Vertical range: unknown.
  • 11.5" W x 10.5: H x 19.5" D.
  • Weight: 42 lbs.

  The number of tubes and types are unknown for Unit No. 2.

• Literature/Schematics (1)
• - - Manufacturers Literature (Cathode-Ray Oscillograph Type HC-10-B1, General Electric, GEA-1768 June 1933, 4 pages.)

• Literature/Schematics (2)
• Radio Retailing (Radio & Television R.) (Nov. 1935, page 42.)

• Author
• Model page created by Jerry Elarton. See "Data change" for further contributors.

• Other Models

• Here you find 2919 models, 2142 with images and 2045 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY