• Year
  • 1931–1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 13204

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF without regeneration
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Direct Current supply (DC) / 110-130; 130-190; 190-260 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) of high quality (4 magnet poles). / Ø 28 cm = 11 inch
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 830C - Philips - Schweiz
  • Shape
  • Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
  • Dimensions (WHD)
  • 410 x 490 x 220 mm / 16.1 x 19.3 x 8.7 inch
  • Notes
    • Super-Induktion-Prinzip.
    • Lautsprecher Typ 2300.
    • Gitter-Detektion in B2038.
    • Eisenwasserstoff-Widerstand Type 1926, 1927 oder 1928.
      • Typ 1926: 110-130 Volt.
      • Typ 1927: 130-190 Volt.
      • Typ 1928: 190-260 Volt Gleichstromnetz.

    Die frühen Modelle mit Kode-Buchstaben C und F haben Drossel S1/S2 und S3 an der Stelle wie auf den offiziellen Schaltplänen gezeigt wird. Bei späteren Modellen sind S1/S2 und S3 an anderer Stelle platziert (siehe Unterlagen).


    • Super-Induction principle.
    • Loudspeaker type 2300.
    • Grid detection on B2038.
    • Iron in hydrogen atmosphere ballast tube, type 1926, 1927 or 1928.
      • Type 1926: 110-130 Volt.
      • Type 1927: 130-190 Volt.
      • Type 1928: 190-260 Volt DC mains.

    Early series with the codeletters C and F have the chokes S1/S2 and S3 as shown on the official drawings. In later series S1/S2 and S3 have changed places, as shown on the last page of schematics.

  • Net weight (2.2 lb = 1 kg)
  • 11.8 kg / 25 lb 15.9 oz (25.991 lb)
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Literature/Schematics (1)
  • -- Original-techn. papers.

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