• Country
• Austria

• Manufacturer / Brand
• Minerva-Radio (Radiola-Radioapparate und Bestandteile W. Wohleber & Co) ; Wien

• Year
• 1962/1963

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9949

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

• Number of Transistors
• 9

• Semiconductors
• AF124 AF125 AF126 AF126 AF126 AC126 AC126 AC128 AC128

• Main principle
• Superheterodyne (common); ZF/IF 461/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Dry Batteries / 4x1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Riviera 622 [Nr. 948.151–976.550] - Minerva-Radio Radiola-

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

• Dimensions (WHD)
• 290 x 190 x 90 mm / 11.4 x 7.5 x 3.5 inch

• Net weight (2.2 lb = 1 kg)
• 2.7 kg / 5 lb 15.2 oz (5.947 lb)

• Price in first year of sale
• 1,850.00 öS

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (1)
• -- Original-techn. papers.

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

• Other Models

• Here you find 631 models, 568 with images and 448 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Minerva-Radio (Radiola-Radioapparate und Bestandteile W. Wohleber & Co) ; Wien