• Country
• Brazil

• Manufacturer / Brand
• Produtos Elétricos Willkason S.A.; São Paulo

• Year
• 1968 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 275492

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

• Number of Tubes
• 9

• Valves / Tubes
• 12AX7 12AX7 12AX7 12AX7 12AX7 EL84 EL84 EL84 EL84

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Hi-Fi equipment

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

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 24 W (undistorted)

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplificador 2212 - Produtos Elétricos Willkason S

• Shape
• Chassis only or for «building in»

• Notes

• Hi Fi amplifier, 2x 12W @ 1% THD, ultralinear push pull EL84

  Frequency band (+ - 0.5 dB) 20 - 25000 Hz
  Negative feedback 16 dB
  Sensitivty for full power: Radio, Aux and Tape inputs: 500 mV;
  Phono ceramic: 48 mV; Phono magnetic: 8 mV
  Bass filter - 16 dB @ 20 Hz,
  Treble filter - 12 dB @ 12 kHz

  Signal to noise ratio 55 dB
  Supplied in kit format

• Literature/Schematics (1)
• Manufacturer literature

• Author
• Model page created by Antonio Rabitti. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Produtos Elétricos Willkason S.A.; São Paulo