THROUGH-HOLE Audio & Video Amplifiers 1,460

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Part RoHS Manufacturer General IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Surface Mount No. of Functions No. of Channels Technology Screening Level Nominal Bandwidth Maximum Supply Current Power Supplies (V) Harmonic Distortion Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Gain Minimum Operating Temperature Terminal Finish Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Nominal Output Power Maximum Seated Height Width Qualification Minimum Supply Voltage (Vsup) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Nominal Noise Figure Length

TDA7363

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

BIPOLAR

120 mA

IN-LINE

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

150 Cel

-40 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T11

Not Qualified

e0

TDA7387

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

10 %

FLANGE MOUNT

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T25

22 W

NOT SPECIFIED

NOT SPECIFIED

TDA2002V

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.2 %

FLANGE MOUNT

ZIP5,.15,.2,67TB

Audio/Video Amplifiers

1.7 mm

40 dB

TIN LEAD

ZIG-ZAG

R-PZFM-T5

18 V

10 W

Not Qualified

8 V

HIGH OUTPUT CURRENT(3.5A)

e0

TDA7240AH

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

7

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

MOS

.022 kHz

120 mA

10 %

FLANGE MOUNT

ZIP7H,.2,.7TB

Audio/Video Amplifiers

1.27 mm

40 dB

MATTE TIN

ZIG-ZAG

R-XZFM-T7

18 V

20 W

Not Qualified

e3

TDA7394

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

BIPOLAR

180 mA

IN-LINE

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T15

Not Qualified

e0

TDA7273

STMicroelectronics

AUDIO PREAMPLIFIER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

20 mA

3

10 %

IN-LINE

DIP16,.3

Other Consumer ICs

2.54 mm

70 Cel

33 dB

-20 Cel

MATTE TIN

DUAL

R-PDIP-T16

7 V

.03 W

5.1 mm

7.62 mm

Not Qualified

1.8 V

e3

TDA75610LVSM

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

14.4

10 %

FLANGE MOUNT

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

44 W

Not Qualified

6 V

TDA2040V

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

.022 kHz

100 mA

.5 %

FLANGE MOUNT

ZIP5,.15,.2,67TB

Audio/Video Amplifiers

1.7 mm

150 Cel

30 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T5

20 V

22 W

Not Qualified

2.5 V

e3

E-TDA7385

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

25

SZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

300 mA

14.4

10 %

IN-LINE, SHRINK PITCH

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

TIN

ZIG-ZAG

R-PZIP-T25

35 W

19.37 mm

4.5 mm

Not Qualified

e3

29.23 mm

TDA7286

STMicroelectronics

AUDIO PREAMPLIFIER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.022 kHz

15 mA

4/12

.2 %

IN-LINE

DIP20,.3

Audio/Video Amplifiers

2.54 mm

70 Cel

-20 Cel

MATTE TIN

DUAL

R-PDIP-T20

12 V

3.93 mm

7.62 mm

Not Qualified

4 V

e3

25.15 mm

TDA2007A

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

9

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.08 kHz

90 mA

.5 %

FLANGE MOUNT

SIP9,.1TB

Audio/Video Amplifiers

2.54 mm

150 Cel

36 dB

-40 Cel

TIN

SINGLE

R-PSFM-T9

26 V

6 W

Not Qualified

8 V

e3

TDA7263SA

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.08 kHz

95 mA

28

10 %

FLANGE MOUNT

ZIP15,.1,.1

Audio/Video Amplifiers

1.27 mm

70 Cel

0 Cel

TIN

ZIG-ZAG

R-PZFM-T15

32 V

12 W

Not Qualified

10 V

e3

TDA7850LV

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

10 %

FLANGE MOUNT

TIN

ZIG-ZAG

R-XZFM-T25

53 W

Not Qualified

e3

TDA7240AV

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

7

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

MOS

.022 kHz

120 mA

10 %

FLANGE MOUNT

ZIP7,.15,.2TB

Audio/Video Amplifiers

1.27 mm

40 dB

Matte Tin (Sn)

ZIG-ZAG

R-XZFM-T7

18 V

20 W

Not Qualified

e3

TDA7496S

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.6 kHz

50 mA

22

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

70 Cel

30 dB

0 Cel

ZIG-ZAG

R-PZFM-T15

32 V

5.5 W

Not Qualified

10 V

TDA1054M

STMicroelectronics

AUDIO PREAMPLIFIER

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

BIPOLAR

9

IN-LINE

DIP16,.3

Audio/Video Amplifiers

2.54 mm

DUAL

R-PDIP-T16

Not Qualified

TDA7296AV

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BCDMOS

.02 kHz

60 mA

.5 %

FLANGE MOUNT

70 Cel

30 dB

0 Cel

ZIG-ZAG

R-PZFM-T15

35 V

30 W

Not Qualified

10 V

TDA7269ASA

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.022 kHz

100 mA

16

10 %

FLANGE MOUNT

ZIP11,.1,.1,67

Audio/Video Amplifiers

1.7 mm

70 Cel

0 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T11

20 V

14 W

Not Qualified

5 V

e3

250

TDA7298

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

7

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

BIPOLAR

.02 kHz

70 mA

10 %

FLANGE MOUNT

ZIP7,.2,.1TB

Audio/Video Amplifiers

1.27 mm

70 Cel

32 dB

0 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-XZFM-T7

22 V

28 W

Not Qualified

6 V

e0

E-TDA7563

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

27

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

10 %

FLANGE MOUNT

30 dB

ZIG-ZAG

R-PZFM-T27

18 V

46 W

Not Qualified

8 V

E-TDA7454

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.01 kHz

10 %

FLANGE MOUNT

26 dB

ZIG-ZAG

R-XZFM-T25

18 V

42 W

Not Qualified

8 V

TDA7396

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.022 kHz

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

26 dB

ZIG-ZAG

R-PZFM-T11

18 V

45 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TDA7563B

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

300 mA

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

30 dB

TIN

ZIG-ZAG

R-PZFM-T27

3

18 V

50 W

Not Qualified

8 V

e3

TDA7480

STMicroelectronics

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.022 kHz

40 mA

10 %

IN-LINE

DIP20,.3

Audio/Video Amplifiers

2.54 mm

70 Cel

30 dB

-20 Cel

MATTE TIN

DUAL

R-PDIP-T20

16 V

10 W

5.1 mm

7.62 mm

Not Qualified

10 V

e3

TDA7490

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

120 mA

+-10/+-25

10 %

FLANGE MOUNT

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

70 Cel

30 dB

0 Cel

TIN

ZIG-ZAG

R-PZFM-T25

25 V

25 W

Not Qualified

10 V

e3

TDA7350A

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

120 mA

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

29 dB

TIN

ZIG-ZAG

R-PZFM-T11

18 V

11 W

Not Qualified

8 V

e3

TDA7563A

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

300 mA

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

ZIG-ZAG

R-XZFM-T27

18 V

50 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TDA75612LV-48X

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

27

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

.15 %

FLANGE MOUNT

ZIP27,.16,.16,40TB

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

64 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

TDA2052V

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

7

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.02 kHz

70 mA

+-18

10 %

FLANGE MOUNT

ZIP7,.2,.1TB

Audio/Video Amplifiers

1.27 mm

70 Cel

0 Cel

ZIG-ZAG

R-PZFM-T7

25 V

60 W

Not Qualified

6 V

NOT SPECIFIED

NOT SPECIFIED

TDA7370BV

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

15

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

10 %

FLANGE MOUNT

ZIG-ZAG

R-PZFM-T15

18 V

6.5 W

Not Qualified

8 V

TDA7497S

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

3

BIPOLAR

.022 kHz

100 mA

25

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

70 Cel

29.5 dB

0 Cel

ZIG-ZAG

R-PZFM-T15

30 V

8 W

Not Qualified

11 V

15 WATT POWER FOR CENTER CHANNEL

TDA7246

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

7

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

35 mA

IN-LINE

ZIP7,.2,.1TB

Audio/Video Amplifiers

1.27 mm

150 Cel

-40 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T7

Not Qualified

e0

TDA2051V

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

10 %

FLANGE MOUNT

ZIP5,.15,.2,67TB

Audio/Video Amplifiers

1.7 mm

150 Cel

-40 Cel

TIN LEAD

SINGLE

R-PSFM-T5

25 V

40 W

Not Qualified

e0

TDA7451

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BICMOS

.022 kHz

150 mA

10 %

FLANGE MOUNT

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

26 dB

ZIG-ZAG

R-PZFM-T25

18 V

7 W

Not Qualified

8 V

TDA7387EP

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

10 %

FLANGE MOUNT

85 Cel

26 dB

-30 Cel

ZIG-ZAG

R-XZFM-T25

22 W

NOT SPECIFIED

NOT SPECIFIED

TDA7245A

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

18

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.04 kHz

35 mA

.8 %

IN-LINE

DIP18,.3

Audio/Video Amplifiers

2.54 mm

75 dB

MATTE TIN

DUAL

R-PDIP-T18

30 V

16 W

5.1 mm

7.62 mm

Not Qualified

12 V

e3

TDA2006H

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

.1 kHz

80 mA

10 %

FLANGE MOUNT

ZIP5H,.15,.7,67TB

Audio/Video Amplifiers

1.7 mm

30 dB

MATTE TIN

ZIG-ZAG

R-PZFM-T5

15 V

12 W

Not Qualified

6 V

e3

TDA2020A82

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

+-17

IN-LINE

DIP14,.3

Audio/Video Amplifiers

2.54 mm

DUAL

R-PDIP-T14

Not Qualified

TDA7266M

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.02 kHz

65 mA

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

70 Cel

26 dB

0 Cel

TIN

ZIG-ZAG

R-PZFM-T15

18 V

7 W

Not Qualified

3 V

e3

TDA75610LVSMTR

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

14.4

10 %

FLANGE MOUNT

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

44 W

Not Qualified

6 V

TDA2004A

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

120 mA

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

50 dB

ZIG-ZAG

R-PZFM-T11

18 V

12 W

Not Qualified

8 V

TDA7499SA

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.022 kHz

90 mA

+-10

10 %

FLANGE MOUNT

ZIP11,.1,.1,67

Audio/Video Amplifiers

1.7 mm

70 Cel

0 Cel

TIN

ZIG-ZAG

R-PZFM-T11

18 V

6 W

Not Qualified

5 V

e3

TDA2004

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

120 mA

IN-LINE

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T11

Not Qualified

e0

TDA7393

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

180 mA

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

85 Cel

32 dB

-40 Cel

TIN LEAD

ZIG-ZAG

R-PZFM-T15

13.2 V

30 W

Not Qualified

13.2 V

e0

TDA2824

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

2

MOS

.022 kHz

12 mA

10 %

IN-LINE

DIP16,.3

Audio/Video Amplifiers

2.54 mm

39 dB

TIN LEAD

DUAL

R-PDIP-T16

15 V

1.7 W

5.1 mm

7.62 mm

Not Qualified

3 V

e0

TDA75613LV

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

27

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

.02 %

FLANGE MOUNT

ZIP27,.16,.16,40

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

64 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

E-TDA7297

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

10 %

FLANGE MOUNT

70 Cel

32 dB

0 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T15

18 V

15 W

Not Qualified

6.5 V

e3

TDA2054M

STMicroelectronics

AUDIO PREAMPLIFIER

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

BIPOLAR

9

IN-LINE

DIP16,.3

Audio/Video Amplifiers

2.54 mm

DUAL

R-PDIP-T16

Not Qualified

Audio & Video Amplifiers

Audio and video amplifiers are electronic devices that increase the amplitude or power of an audio or video signal. These amplifiers are commonly used in home theater systems, music players, and sound reinforcement systems to provide a higher-quality audio or video experience.

Audio amplifiers are designed to amplify the electrical signals that represent sound, such as music or speech. These amplifiers can be classified into several types based on the way they amplify the signal. Some of the most common types of audio amplifiers include:

1. Class A amplifiers - These amplifiers use a single transistor or tube to amplify the signal. They provide high-quality sound but are less efficient than other types of amplifiers.

2. Class B amplifiers - These amplifiers use two transistors or tubes to amplify the signal. They are more efficient than class A amplifiers but can suffer from distortion at low volume levels.

3. Class AB amplifiers - These amplifiers combine the characteristics of class A and class B amplifiers, providing a balance of high-quality sound and efficiency.

Video amplifiers are designed to amplify the electrical signals that represent video, such as those from a DVD player or cable box. These amplifiers can be used to improve the quality of the video signal, reduce noise and interference, and provide a clearer picture.

Both audio and video amplifiers can be integrated into a variety of different devices, such as receivers, preamplifiers, and power amplifiers. They can also be designed to work with specific types of audio or video signals, such as analog or digital.