• Country
• Germany

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

• Year
• 1959/1960

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2848

• • alternative name: Löwe Radio

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

• Number of Transistors
• 6

• Semiconductors
• OC44 OC45 OC45 OC71 OC72 OC72 OA81

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Terry 4900 - Loewe-Opta; Deutschland

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 72 x 114 x 32 mm / 2.8 x 4.5 x 1.3 inch

• Notes
• Alternative Bestückung: OC613, 2x OC612, OC602, OA150.
  Loewe Opta Terry 4900 verwendet die 2. ZF-Stufe in Reflexschaltung als NF-Impedanzwandler (Collectorbasis-Schaltung).
  Lautstärkeregelung am Ausgang der Treiberstufe.
  Nachfolger Dandy 5900 hat geänderte Schaltung.

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Price in first year of sale
• 125.00 DM

• Source of data
• HdB d.Rdf-& Ferns-GrH 1959/60 / Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 1629 models, 1368 with images and 1183 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Loewe-(Opta); Deutschland