LM389 National Semiconductor, LM389 Datasheet - Page 7
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LM389
Manufacturer Part Number
LM389
Description
LM389 Low Voltage Audio Power Amplifier with NPN Transistor Array
Manufacturer
National Semiconductor
Datasheet
1.LM389.pdf
(8 pages)
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Company
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Manufacturer
Quantity
Price
Part Number:
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Manufacturer:
NS/国半
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Part Number:
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Manufacturer:
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Application Hints
(Continued)
TL H 7847– 9
FIGURE 4 FM Scanner Noise Squelch Circuit
1
f
e
0 69 R 1 C 1
TL H 7847– 10
FIGURE 5 Siren
1
Tremolo freq
s
2 (R
10k)C
a
TL H 7847 – 11
FIGURE 6 Voltage-Controlled Amplifier or Tremolo Circuit
7
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