• Country
• Japan

• Manufacturer / Brand
• Hitachi Ltd.; Tokyo

• Year
• 1987 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 204143

• • alternative name: Hitachi Sales Corp. of America

• Number of Tubes
• 1

• Valves / Tubes

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Line / Batteries (any type) / 220 / ? Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Portable Oscilloscope V-509 - Hitachi Ltd.; Tokyo

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 220 x 110 x 340 mm / 8.7 x 4.3 x 13.4 inch

• Notes
• Bandwidth: DC to 50 MHz
  2 channels with 1 mV sensitivity
  Delayed sweep
  AC or DC input
  Type: rectangular mesh tube Hitachi 95 LB 31 with 12 kV acceleration potential and metal with the support of phosphorus.
  Display Type: P31 phosphorus (GH) standard
  Useful screen size: 8 x 10 div (1 div = 6.35 mm) internal graticule
  Z Input: DC-coupled continuous positive signal intensity decreases.
  5V signal p-p - DC to 1 MHz
  Vertical deformation (2 identical channels)
  Bandwidth and rise time: DC to at least 50 MHz and 7.0 ns rise time or less.
  Deviation Factor: 5 mV / div to 5 V / div in 10 calibrated steps, 1-2-5 sequence.
  Uncalibrated continuous control between steps
  x 5 Extender extends the type of deviation min. 1 mV / div.
  Display Modes: CH1, CH2 (normal or reverse), alternate, chopped (rate of 250 kHz), added.
  Input Impedance: 1 M ohm in parallel with 30 pF
  Maximum input voltage: 250 V (DC + peak AC)
  Delay Line: Allows viewing of displayed waveform edge.
  CH1 Output: DC 10 MHz
  Horizontal deflection:
  Base Sequence Time: 0.1 µs/div to 0.2 s/div in 20 calibrated steps, 1-2-5.
  Uncalibrated continuous control between steps.
  x 10 Magnifier enlarges faster sweep speed to 10 ns/div.
  Base Sequence B time: 0.1 µs/div of 2 ms/div in 14 calibrated steps, 1-2-5
  x 10 Magnifier enlarges faster sweep speed to 10 ns/div.
  Horizontal display modes: Single, intensified, B delayed
  Calibrated sweep delay: Continuous calibration control
  Activation and b
  Shooting modes: Auto, Normal, single sweep, TV-V, TV-H
  A trigger Hold Off: Adjustable control permits a stable display of complex repetitive waveform.
  Trigger source: Internal (CH1, CH2), line, external, external x 10
  B trigger and source modes: Auto, Normal
  X-Y operation (CH1 Horizontal, Vertical CH2)
  Deviation Factor: Same as vertical deflection
  Bandwidth: DC to at least 500 kHz
  Phase error: 3 degrees or less from DC to 100 kHz
  Gauge: 0.5 V + / -1% square wave frequency of 1 kHz
  Battery: 2 hours continuous

• Net weight (2.2 lb = 1 kg)
• 5 kg / 11 lb 0.2 oz (11.013 lb)

• Author
• Model page created by Jose Mayoral-Diaz. See "Data change" for further contributors.

• Other Models

• Here you find 1057 models, 947 with images and 242 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hitachi Ltd.; Tokyo