Antique radios, Old Time Radios
µA749
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Country:
Worldwide
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| Identical to |
µA749
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| Similar
Tubes |
Normally replaceable-slightly different:
RC4739
; TBA231
; µA739
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| First Source
(s) |
Oct.1970 : -- Collector info (Sammler)
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Successor Tubes
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µA739
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| Base |
Wires
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| Description |
Aufbau/Content: IC (14 Trans., 13 Widerst., 6 Dioden);
Form/Case: TO-99 / TO-116(DIL14);
Type: Dual OpAmp (2-fach-Operationsverstärker)
Data: Ub: +/-12 V(TO-99); Ub max: +/-18 V (TO-116 only!); Leistungsaufnahme: 500 mW; fg (FT): 10 MHz; Ib: 9 mA; Leerlaufverstärkung: 25'000.
Open collector PNP out (in µA739 grounded with 5 kOhm).
Lag out A/B not available in TO-99 metal case! µA749D = Vs: +/- 12 V.
Nachfolger/successor: TL062/82; baugleich: MBA245 (Tesla), ähnlich: LM387, NE542, LM258/358, MC1458/1558
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Dimensions (WHD)
incl. pins / tip |
10 x 8 x mm / 0.39 x 0.31 x inch |
| Weight |
1 g / 0.04 oz |
µA749: Fairchild datasheet
Günther Stabe † 19.8.20
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µA749: Fairchild datasheet
Günther Stabe † 19.8.20
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µA749: Fairchild datasheet
Günther Stabe † 19.8.20
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