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AM/FM Walkman SRF-M40W

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AM/FM Walkman SRF-M40W; Sony Corporation; (ID = 2009750) Radio
Sony Corporation;: AM/FM Walkman SRF-M40W [Radio] ID = 2009750 1400x1748
Select picture or schematic to display from thumbnails on the right and click for download.
For model AM/FM Walkman SRF-M40W, Sony Corporation; Tokyo
 
Country:  Japan
Manufacturer / Brand:  Sony Corporation; Tokyo
Year: 1987 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 13: DTC144 DTA144 DTC144 2SC2223 DTC144 2SB624 2SB624 DTC144 2SC1623 2SC1623 2SK209 2SK209 2SC2223
Main principle PLL, Phase-locked loop; ZF/IF 450/10750 kHz
Tuned circuits 3 AM circuit(s)     2 FM circuit(s)
Wave bands Broadcast (BC) and FM or UHF.
Details
Power type and voltage Dry Batteries / 2 × 1,5 Volt
Loudspeaker - For headphones or amp.
Power out 0.018 W (unknown quality)
from Radiomuseum.org Model: AM/FM Walkman SRF-M40W - Sony Corporation; Tokyo
Material Modern plastics (no Bakelite or Catalin)
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 82 x 94.5 x 27.5 mm / 3.2 x 3.7 x 1.1 inch
Notes

14 Memory presets. Das Gerät kann bei FM Stereosendungen empfangen. Für Mittelwelle gibt es 1 keram. Filter und für FM gibt es davon 2. Für jeden Bereich sind 7 Preset-Möglichkeiten vorhanden. Es wurden 4 IC´s eingesetzt: CX20111, LA3335, LA4533 und µPD1715G. Der µPD1715G übernimmt die Abstimmung (PLL), die Presetspeicherung und die Frequenzanzeige. Die Abstimmung erfolgt in 50kHz-Schritten, die Anzeige kann jedoch nur 100kHz-Schritte darstellen. Die Ausgangsleistung beträgt je Kanal 0,018W bei 10% Verzerrungen.

Net weight (2.2 lb = 1 kg) 0.120 kg / 0 lb 4.2 oz (0.264 lb)

Model page created by Sandor Selyem-Tóth. See "Data change" for further contributors.



All listed radios etc. from Sony Corporation; Tokyo
Here you find 3516 models, 3254 with images and 742 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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