Antique radios, Old Time Radios
µA739
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Country:
Worldwide
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| Identical to |
µA739
= TBA231
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| Similar
Tubes |
Normally replaceable-slightly different:
SN76131
; µA749
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| First Source
(s) |
Oct.1970 : -- Collector info (Sammler)
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| Predecessor Tubes |
µA749
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Successor Tubes
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RC4739
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| Base |
SPECIAL TUBEBASE in general
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| Description |
Aufbau/Content: IC (14 Trans., 15 Widerst., 6 Dioden);
Form/Case: TO-116(DIL14) | TO-99;
Type: Dual OpAmp (2-fach-Operationsverstärker)
Data: Ub: +/-12 V; Ub max: +/-18 V; Leistungsaufnahme: 650 mW; fg (FT): 10 MHz; Ib: 9 mA; Leerlaufverstärkung: 15'000.
Variante: µA749 (same data), µA749D = Vs: +/- 12 V.
Nachfolger/successor: TL062/82, ähnlich/similar: LM387, NE542, LM258/358, MC1458/1558, SN76131(N)
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Dimensions (WHD)
incl. pins / tip |
19 x 8 x 7 mm / 0.75 x 0.31 x 0.28 inch |
| Weight |
1 g / 0.04 oz |
µA739: Elektor IC-Beispiele
Günther Stabe † 19.8.20
More ...
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µA739: Elektor 1977
Günther Stabe † 19.8.20
More ...
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µA739: Fairchild datasheet
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
Collection of
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