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ID = 66111
Brand: Sanyo Electric Co. Ltd.; Moriguchi (Osaka)
Tube type:  IC - Integrated Circuit   RF/IF-Stage 
Identical to LA1831
Similar Tubes
Normally replaceable-slightly different:

Base SPECIAL TUBEBASE in general
Filament Solid State

Aufbau/internal: IC (__ Trans., __ Widerst., __ Dioden, __ Kond.);
Form/Case/Outline: DIP-24S (LA1831) | SOP-24 (LA1831M);
Type/Application: Single-Chip Music Center IC with support for electronic Tuning (AM/FM-IF, Detector & FM MPX Decoder, S-Meter);
Daten/ Vcc: 5 V; Icc: 23 mA; Pd: <400 mW; t op: -20...+70 °C.
Pin compatible with LA1830 -

Dimensions (WHD)
incl. pins / tip
21 x 7 x 8 mm / 0.83 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
Information source - - Manufacturers Literature   
  LA1831: Sanyo
Günther Stabe † 19.8.20
LA1831: Sanyo
Günther Stabe † 19.8.20

LA1831: Sanyo
Günther Stabe † 19.8.20

Usage in Models 1= 2000??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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