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A274D

Information - Help 
ID = 53431
       
Country:
Germany
Brand: Halbleiterwerk Frankfurt /Oder, VEB, (HFO); Frankfurt /Oder (Ostd.)
Tube type:  IC - Integrated Circuit   Audio Frequency 
Identical to A274D
Similar Tubes
Normally replaceable-slightly different:
  TCA740

Base SPECIAL TUBEBASE in general
Description

Aufbau/Content: IC (__ Trans., __ Widerst., _ Dioden);
Form/Case/Outline: DIP-16;
Type/Application: Höhen-/ Tiefeneinstellung Stereo NFV;
Daten/electr.data: Vcc: 13.5 ... 16.5 V; Icc: 26.5 mA; Pd: __ mW; t op: -25...+70 °C;

Integrierter Schaltkreis zur gleichspannungsgesteuerten Höhen- und Tiefeneinstellung für NF-Stereosysteme.
-

 
Dimensions (WHD)
incl. pins / tip
20 x 8 x 7 mm / 0.79 x 0.31 x 0.28 inch
Weight 1 g / 0.04 oz
Information source Radio und Fernsehen (DDR)   radio fernsehen elektronik 1980, H.4, S.235
- - Manufacturers Literature   

a274d.png
A274D: aus SV - 210
Egon Strampe

dip_16_sot_38~~226.gif A274D: TTT Steidle 1981
Günther Stabe † 19.8.20

a274d_blockd.png
A274D: (Datenblatt-Auszug)
Günther Stabe † 19.8.20

Usage in Models 1= 1978 ; 1= 1979 ; 1= 1981 ; 1= 1984 ; 1= 1985? ; 3= 1985 ; 1= 1986?? ; 1= 1986 ; 1= 1987?? ; 1= 1987? ; 1= 1987

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13

Collection of

 
a274.jpg

A274D
 

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