• Year
  • 1965–1969
  • Category
  • Amateur TRX: Transmitter/Receiver (and Transceiver)
  • Radiomuseum.org ID
  • 80555

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

 Technical Specifications

  • Number of Tubes
  • 19
  • Main principle
  • Superhet, double/triple conversion; ZF/IF 1650 kHz
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Powered by external power supply or a main unit. / +800 & +270 & -125 & 12.6AC Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Cyclone SR-400 - Hallicrafters, The; Chicago,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 15 x 6.5 x 13 inch / 381 x 165 x 330 mm
  • Notes
  • 26 diodes, covers 80 through 10 meters, input power 400 watts P.E.P. SSB and 360 watts CW, features includes VOX, PTT, AALC, product detector, crystal lattice filter, CW side tone, crystal calibrator, combination RF output and S-meter, noise blanker, RIT, choice of seperate power supplies PS-500AC (price 120 USD) for 117 volt AC operation and PS-500DC (price 160 USD) for 12 volt DC operation (mobile), options included the HA-20 external VFO and MR-400 (price 50 USD)mobile mounting kit.

  • Net weight (2.2 lb = 1 kg)
  • 8.2 kg / 18 lb 1 oz (18.062 lb)
  • Price in first year of sale
  • 800.00 $
  • Literature/Schematics (1)
  • -- Original-techn. papers.
  • Author
  • Model page created by a member from D. See "Data change" for further contributors.

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