THROUGH-HOLE Audio & Video Amplifiers 265

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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

A-111

Amptek

OTHER

THROUGH-HOLE

12

QIP

SQUARE

METAL

NO

HYBRID

MIL-STD-883 Class B (Modified)

5

IN-LINE

QUAD12,.4SQ

Audio/Video Amplifiers

2.54 mm

85 Cel

-55 Cel

QUAD

S-MQIP-T12

Not Qualified

TDA8922CJ/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

75 mA

+-30

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T23

Not Qualified

225

TDA8954J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

75 mA

+-41

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T23

Not Qualified

TDF8546J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8546SD/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27H,.1,.74,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8544J/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8544SD/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27H,.1,.74,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8541J/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8541JS/N2,512

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8541SD/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27H,.1,.74,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

LV47004P-E

Onsemi

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

400 mA

14.4

IN-LINE

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

85 Cel

-40 Cel

Tin/Bismuth (Sn/Bi)

ZIG-ZAG

R-PZIP-T25

Not Qualified

e6

LV47011P-E

Onsemi

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

4

400 mA

14.4

.12 %

IN-LINE

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

85 Cel

-40 Cel

Tin/Bismuth (Sn/Bi)

ZIG-ZAG

R-PZIP-T25

18 V

50 W

4.5 mm

12.3 mm

Not Qualified

e6

29.2 mm

LA4625-E

Onsemi

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

14

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

240 mA

12

IN-LINE

ZIP14,.06,.09,70

Audio/Video Amplifiers

1.78 mm

85 Cel

-20 Cel

Tin/Bismuth (Sn/Bi)

ZIG-ZAG

R-PZIP-T14

Not Qualified

e6

LA4625-P-E

Onsemi

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

14

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

240 mA

12

IN-LINE

ZIP14,.06,.09,70

Audio/Video Amplifiers

1.78 mm

85 Cel

-20 Cel

Tin/Bismuth (Sn/Bi)

ZIG-ZAG

R-PZIP-T14

Not Qualified

e6

TDF8546JS/N1,512

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

350 mA

14.4

IN-LINE

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

LV47022P-H

Onsemi

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

4

400 mA

14.4

.1 %

IN-LINE

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

85 Cel

-40 Cel

Tin/Bismuth (Sn/Bi)

ZIG-ZAG

R-PZIP-T25

16 V

48 W

4.5 mm

12.3 mm

Not Qualified

8 V

e6

29.2 mm

TDA7801SMTR

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BCDMOS

14.4

IN-LINE

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

TDA8953J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

75 mA

+-41

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T23

Not Qualified

TDF8546J/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

350 mA

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDF8546JS/N2,512

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

350 mA

14.4

IN-LINE

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

3

Not Qualified

225

TDA7267T

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

8

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

30 mA

12

IN-LINE

DIP8,.3

Audio/Video Amplifiers

2.54 mm

70 Cel

32 dB

0 Cel

MATTE TIN

DUAL

R-PDIP-T8

18 V

2 W

5.08 mm

7.62 mm

Not Qualified

4.5 V

e3

TDA7292

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

11

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

2

.2 kHz

130 mA

+-26

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

70 Cel

29 dB

0 Cel

ZIG-ZAG

R-XZFM-T11

33 V

40 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TDA2005R

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

2

BIPOLAR

.022 kHz

150 mA

8/18

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

50 dB

ZIG-ZAG

R-XZFM-T11

18 V

22 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TDA7569LV

STMicroelectronics

AUDIO PREAMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

RECTANGULAR

UNSPECIFIED

NO

1

1

.05 %

FLANGE MOUNT

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

75 W

6 V

STA540SAN

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

CMOS

.01 kHz

150 mA

15

10 %

FLANGE MOUNT

ZIP15,.1,.1

Audio/Video Amplifiers

1.27 mm

70 Cel

20 dB

0 Cel

Matte Tin (Sn) - annealed

ZIG-ZAG

R-XZFM-T15

22 V

20 W

Not Qualified

8 V

e3

TDA2003AH

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

5

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

BIPOLAR

.015 kHz

14.4

FLANGE MOUNT

ZIP5H,.15,.7,67TB

Audio/Video Amplifiers

1.7 mm

40 dB

Matte Tin (Sn) - annealed

ZIG-ZAG

R-XZFM-T5

18 V

12 W

Not Qualified

8 V

e3

TDA2003AV

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

5

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

BIPOLAR

.015 kHz

14.4

FLANGE MOUNT

ZIP5,.15,.17,67TB

Audio/Video Amplifiers

1.7 mm

40 dB

MATTE TIN

ZIG-ZAG

R-XZFM-T5

18 V

12 W

Not Qualified

8 V

e3

TDA7265B

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

11

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

2

BIPOLAR

.2 kHz

130 mA

+-23

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

85 Cel

29 dB

-20 Cel

TIN

ZIG-ZAG

R-XZFM-T11

33 V

30 W

Not Qualified

8 V

e3

TDA7562B

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

300 mA

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

Matte Tin (Sn) - annealed

ZIG-ZAG

R-PZIP-T27

3

Not Qualified

e3

30

245

TDA7851L

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

.1 kHz

10 %

FLANGE MOUNT

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T25

18 V

48 W

8 V

NOT SPECIFIED

NOT SPECIFIED

LM1875T/LB02

Texas Instruments

CLASS AB AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

5

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

1

BIPOLAR

.07 kHz

1 %

FLANGE MOUNT

70 Cel

.25 dB

0 Cel

TIN LEAD

ZIG-ZAG

R-XZFM-T5

1

60 V

20 W

16 V

e0

STPA001A

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

ZIG-ZAG

R-PZIP-T27

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

STPA001

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

25

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

14.4

IN-LINE

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

ZIG-ZAG

R-PZIP-T25

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

TDA7561H

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

25

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

.04 %

FLANGE MOUNT

ZIP25H,.14,.7,40

1 mm

150 Cel

-55 Cel

ZIG-ZAG

R-XZFM-T25

18 V

60 W

4.65 mm

15.7 mm

8 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

TDA7569BLVH

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

BCDMOS

250 mA

14.4

IN-LINE

ZIP27H,.14,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZIP-T27

3

Not Qualified

e3

30

245

LM1875T/LF05

Texas Instruments

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

5

ZFM

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.07 kHz

100 mA

+-25

1 %

FLANGE MOUNT

ZIP5H,.15,.7,67TB

Audio/Video Amplifiers

1.7 mm

70 Cel

90 dB

0 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T5

1

60 V

20 W

Not Qualified

16 V

OPERATES WITH 16V TO 60V SUPPLY

e3

STPA002CD-48X

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

.01 %

FLANGE MOUNT

ZIP27,.16,.16,40

1 mm

ZIG-ZAG

R-XZFM-T27

18 V

55 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

STPA002OD-4WX

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

25

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

.01 %

FLANGE MOUNT

ZIP25,.16,.16,40

1 mm

ZIG-ZAG

R-XZFM-T25

18 V

55 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

TDA75610LV

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

26 dB

-40 Cel

TIN

ZIG-ZAG

R-XZFM-T27

18 V

44 W

Not Qualified

6 V

e3

TDA7577LV

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

16

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

14.4

IN-LINE

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDA7387EPAG

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

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

LA4425AN-D-E

Onsemi

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

5

RECTANGULAR

UNSPECIFIED

NO

1

1

.02 kHz

130 mA

13.2

10 %

FLANGE MOUNT

SIP5,.05,78

Audio/Video Amplifiers

1.98 mm

85 Cel

45 dB

-40 Cel

Tin/Bismuth (Sn/Bi)

SINGLE

R-XSFM-T5

16 V

6 W

Not Qualified

5 V

e6

STPA003CD-48X

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

.01 %

FLANGE MOUNT

ZIP27,.16,.16,40

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

55 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

STPA003HSD-48X

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

.01 %

FLANGE MOUNT

ZIP27,.16,.16,40

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

55 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

STPA003OD-4WX

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

25

ZFM

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

.01 %

FLANGE MOUNT

ZIP25,.16,.16,40

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-XZFM-T25

18 V

55 W

19.37 mm

4.5 mm

6 V

NOT SPECIFIED

NOT SPECIFIED

29.23 mm

TDA8569Q/N1S,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

360 mA

10 %

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T23

18 V

40 W

16.9 mm

4.45 mm

Not Qualified

6 V

30.15 mm

AD817AN

Analog Devices

VIDEO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

8

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

IN-LINE

2.54 mm

85 Cel

-40 Cel

TIN LEAD

DUAL

R-PDIP-T8

18 V

5.33 mm

7.62 mm

Not Qualified

2.5 V

e0

9.88 mm

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.