• Country
• Germany

• Manufacturer / Brand
• Loewe-(Opta); Deutschland

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2634

• • alternative name: Löwe Radio

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

• Number of Tubes
• 5

• Valves / Tubes
• 24M2 or BCH1 13H2 or CF3 13V1 or CBC1 33E1 or CL4 30NG or CY2 U920/6

• Main principle
• Superheterodyne (common); ZF/IF 486 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• AC/DC-set / 110; 127; 150; 220; 240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Opta 638GW - Loewe-Opta; Deutschland

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 600 x 340 x 260 mm / 23.6 x 13.4 x 10.2 inch

• Notes

• Variable Bandbreite, Spannungsverdopplung bei 100-155 V Wechselspannung.

• Net weight (2.2 lb = 1 kg)
• 16.3 kg / 35 lb 14.4 oz (35.903 lb)

• Price in first year of sale
• 265.00 RM

• Source of data
• Handbuch WDRG 1937 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• Other Models

• Here you find 1623 models, 1364 with images and 1179 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Loewe-(Opta); Deutschland