• Country
• United States of America (USA)

• Manufacturer / Brand
• Hewlett-Packard, (HP); Palo Alto, CA

• Year
• 1964 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 96837

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 115/230 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Oscillator 204B - Hewlett-Packard, HP; Palo Alto

• Dimensions (WHD)
• 130 x 155 x 205 mm / 5.1 x 6.1 x 8.1 inch

• Notes
• Sinusgenerator von 5 Hz bis 500 kHz in 5 Stufen. Max. 10 mW out an 600 Ohm. Eingebaute NiCad-Akkus.

• Net weight (2.2 lb = 1 kg)
• 2.5 kg / 5 lb 8.1 oz (5.507 lb)

• Price in first year of sale
• 555.00 DM

• Author
• Model page created by Otto Frosinn. See "Data change" for further contributors.

• Other Models

• Here you find 391 models, 359 with images and 138 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hewlett-Packard, (HP); Palo Alto, CA