• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1996

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 344389

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

• Number of Transistors
• 2

• Semiconductors
• LA4525 LA4525

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Loudspeaker + integr.Amplifier

• Power type and voltage
• Batteries / addl. power jack / AA: 4 x 1.5 / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.7 cm = 2.2 inch

• Power out
• 2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Stereo Active Speaker System SRS-A11 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 84 x 131 x 86.3 mm / 3.3 x 5.2 x 3.4 inch

• Notes

• Active Speaker System. Sony model SRS-A11

  Amplifier section: 1W+1W

  Input cord;
  Left: Stereo mini plug (1.0 m)
  Right: monaural mini plug (1.0 m)

  Input impedance: 4.7 kΩ (at 1kHz)

  Speaker section

  System: Full-range, bass reflex type
  Speaker Unit: Full-range (magnetically shielded)
  Nominal impedance: 6 Ω (OFF/DIRECT)
  Rated input power: 1 W (OFF/DIRECT) 

  Power requirement: DC 6 V, four R6 (size AA) batteries (left speaker only)
  Battery life: (at 5 mW + 5 mW output) Approx. 17 hours with Sony batteries R6, Approx. 35 hours with Sony alkaline batteries LR6 .

  Mass:
  Left speaker: Approx. 300 g (11 0z.), not incl. batteries Approx. 370 g (13 oz.) incl. batteries.
  Right speaker: Approx. 230 g (8 02.)  

  Made in the Philippines

• Net weight (2.2 lb = 1 kg)
• 0.6 kg / 1 lb 5.1 oz (1.322 lb)

• Literature/Schematics (1)
• - - Manufacturers Literature (SRS-A11 Service Manual, 96B0565-1, 1996)

• Author
• Model page created by Gianluigi Miazzi. See "Data change" for further contributors.

• Other Models

• Here you find 3952 models, 3812 with images and 954 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo