• Country
• United States of America (USA)

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

• Year
• 1966 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 203167

• Number of Tubes
• 16

• Valves / Tubes
• 5915 12AX7A 12AX7 5965 6414 12AX7A 0B2 unknown_Tube

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Transmitter

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 115; 230 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Sweep Oscillator 8690 A - Hewlett-Packard, HP; Palo Alto

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 426 x 221 x 465 mm / 16.8 x 8.7 x 18.3 inch

• Notes
• Wobbelgenerator mit diversen, durch Einschübe wählbaren Frequenzbereichen (bis 40 GHz).

• Source of data
• - - Data from my own collection

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 393 models, 361 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