• Country
• Finland

• Manufacturer / Brand
• Asa Radio Oy; Turku

• Year
• 1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 195290

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

• Number of Tubes
• 7

• Valves / Tubes
• EC92 EC92 ECH81 EF85 EM80 EABC80 EL84

• Main principle
• Superheterodyne (common); ZF/IF 485/10700 kHz

• Tuned circuits
• 10 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 220; 240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 inch = 25.4 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Maestro 827 - Asa Radio Oy; Turku

• Shape
• Tablemodel with Push Buttons.

• Notes
• + 2 x 4" loudspeakers
  Dial lamps: 6,3V / 0,5A
  Selenium rectifier: B 250 C 100
  
  Wave bands:
  667 - 2055m (450 - 147kHz)
  185 - 583m (1625 - 515kHz)
  16,7 - 51m (18 - 5,9MHz)
  3 - 3,43m (100 - 87,5MHz)

• Author
• Model page created by Timo Rantasaari. See "Data change" for further contributors.

• Other Models

• Here you find 300 models, 220 with images and 127 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Asa Radio Oy; Turku