• Country
• United States of America (USA)

• Manufacturer / Brand
• Precise Development Corp.; Oceanside, Mineola, NY

• Year
• 1953

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 270013

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

• Number of Tubes
• 11

• Valves / Tubes
• 6BC5 6BC5 6CB6 6CB6 12AX7 6BC5 6BC5 12AX7 6X5 5Y3 7JP1

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Oscilloscope 300 - Precise Development Corp.;

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 11 x 14 x 17 inch / 279 x 356 x 432 mm

• Notes

• Oscilloscope 7 ", 5 MHz bandwidth vertical, with sensitivity better than 10mV (3.94 mV / cm), trigger, X10 magnifier. Calibrator. Sweep rate until 80Kc.

  Price is for kit (300K).  Also available factory wired (300W) for $199.50.

  Precise issued instructions to convert the original model 300 to an updated model 300B.  This applied to models having serial numbers below 2873.  A conversion kit was available for $5.95.  Precise also issued instructions to provide voltage regulation for models 300 and 300B similar to that provided for model 308.  A conversion kit was available for $3.95.  

• Net weight (2.2 lb = 1 kg)
• 35 lb (35 lb 0 oz) / 15.890 kg

• Price in first year of sale
• 94.95 USD

• Mentioned in
• Radio Electronics (U.S. Magazine) (December 1953, page 108)

• Author
• Model page created by Mauro Emilio Gino Bellini. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 45 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Precise Development Corp.; Oceanside, Mineola, NY