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  • Amphead Electro Works, Aashish Complex, Ward No. 03 NH-46, Itarsi, Itarsi, Madhya Pradesh, India. 461111

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TO - 220 Heat Sink Fitting Kit - Small

9.80 20.00

TO-220 TDA2030 TIP41 size heat sink fitting kit

This Kit Contains Below Items

Silicone Pad - 1

M3 Nut + Bolt Set - 1

M3 Plastic sleeve washer - 1

TDA7265 30W + 30 Watt Stereo Audio Power Amplifier IC

129.00 170.00

TDA7265 Home theater amplifier IC

Max Working -  25 Volts or +36v Single or Dual Supply

Max Power - 30 + 30 Watts

Package Type - Multiwatt11 Stereo Amplifier ic


3 RCA Male TO 3 RCA Male Shielded Cable for Audio and Video Applications

39.00 60.00

3 RCA Male TO 3 RCA Male Shielded Cable for Audio and Video Applications

3.5 mm Male Stereo to 2 RCA Shielded Audio Cable - 4 Feet Lenght Molded Connectors

39.00 60.00

3.5 mm Male Stereo to 2 RCA Shielded Audio Cable

4 Feet Lenght

Molded Connectors

3.5 mm Stereo to Stereo Shielded Audio Cable - 4 Feet Length Molded connectors

39.00 60.00

3.5 mm Stereo to Stereo Shielded Audio Cable

4 Feet Length

Molded connectors

104J 0.1uf 100nf MLC Capacitor - 2.5 mm Pitch General Purpose

1.90 4.00

104J 0.1uf 100nf MLCC Capacitor - 2.5 mm Pitch General Purpose

105J 1uf 63v Non Polar Metallized Polypropylene Film Capacitors

4.90 6.90

105J 1uf 63v Non Polar Capacitor

5% Tolerance, Pitch - 7.5mm Type - MKP

Metallized Polypropylene Film Type Capacitors

APPLICATIONS: Blocking, bypassing, filtering, coupling and

decoupling, interference suppression in low voltage application.


1N4148 100 Volt 150 mA Small Signal General Purpose Diode

1.00 2.00

1N4148 100 Volt 150 mA Small Signal General Purpose Diode - DO - 35 Package

Max Forward Rectified Current= 150 mA

Max Working Voltage = 100 Volts

Peak Forward Surge Current = 2 amps

Forward Voltage = 1 Volt

LM3914 LM3915 10 LED VU Meter Sound Level indicator - Assembled Board

139.00 300.00

Supply Voltage Range - +9 volts to +18 volts, +12 volt recommended

Battery Operation - can be run using +9v or +12v Battery.

Signal Input - Speaker Output to be connected parallelly in to Sig. IN connector, Adjust RV1 to required level.

LED's - 10 LED's of 3 mm or 5 mm can be used in this board.


12 Volt 100 Watts Compact Solar Charger / Charge Controller - Assembled Board

179.00 400.00

Solar Panel Support - 10 watt to 100 watts solar panels having Open Circuit Voltage - 17v to 24 volts DC, Max Current - 10 Amperes.

Charging Controller - Op - Amp Controlled P - Channel MOSFET , Linear Voltage Control Charging with LDO ( low drop out ) of 0.7 volts. High Efficiency.

Battery Support - 1 Ah to 60 Ah Lead Acid or Sealed Lead Acid ( SLA ) Battery, Ni -Cd Battery, Lithium Battery.

Adjustable Charging Voltage - Charging Voltage Can be adjusted by RV1 as per battery type and requirement.

Battery Condition indicators - 3 LED indicators for Charging , Low Battery and Fully Charged conditions.

50 Ampere Power Supply using KBPC5010 and 10000uf X 4 Capacitors for Hi-fi Audio Amplifiers - Assembled Board

1499.00 3000.00

High Performance - Heavy Duty KBPC5010 Bridge Rectifier

High Output Current - 50 Ampere Max , Capacitor Dia. � 35mm max.

PCB size - 150 mm x 75 mm (5.9 inch x 3 inch ), PCB Thickness - 1.6 mm.

Unregulated power supply - Capable of delivering high peak currents with low ripple as demanded by Amplifiers.

Amplifier usability - Designed for High power audio amplifiers.

Protection devices - fuses are provided on each supply rail for preventing burnout in case of fault or short circuit.��

12V Temperature Controlled Fan speed Controller Board - PWM / DC Fan Supported

99.00 190.00

12v Fan Controller using NTC and OP-amp

Max Fan Current = 1 Ampere

Fan voltage = 12 volts

PCB size = 55mm x 33mm

Supply required =12v AC 1 to 2 ampere

NTC Should be placed on the Heatsink for temperature reference

Preset R7 for adjusting idle speed

12 Volt 100 Watts Compact Solar Charger / Charge Controller Board - PCB only

69.00 150.00

Solar Panel Support - 10 watt to 100 watts solar panels having Open Circuit Voltage - 17v to 24 volts DC, Max Current - 10 Amperes.

Charging Controller - Op - Amp Controlled P - Channel MOSFET , Linear Voltage Control Charging with LDO ( low drop out ) of 0.7 volts. High Efficiency.

Battery Support - 1 Ah to 60 Ah Lead Acid or Sealed Lead Acid ( SLA ) Battery, Ni -Cd Battery, Lithium Battery.

Adjustable Charging Voltage - Charging Voltage Can be adjusted by RV1 as per battery type and requirement.

Battery Condition indicators - 3 LED indicators for Charging , Low Battery and Fully Charged conditions.

TDA7294 100 + 100 Watt Stereo Amplifier - High Power in Compact Size - Assembled Board with Heatsink

990.00 1500.00

TDA7294 100 + 100 Watt Stereo Amplifier - High Power in Compact Size - Assembled Board with Heatsink

High Output - 100 + 100 watt RMS output power

Low Distortion - 0.1% Total Harmonic Distortion

Speaker usability - 4 & 8 ohms, 50 watt to 200 watt

Transformer - 24 0 24 VAC 5 to 10 Amperes


TDA7388 ic 45w x 4 Channel Audio Amplifier High power in compact size - Assembled Board

329.00 500.00

High Output - 45 watt x 4 RMS output power using 8 ohms speakers.

Low Distortion - 0.15% Total Harmonic Distortion.

Speaker usability - 4 & 8 ohms, Speakers can be used.

Supply voltage - 12 volts DC supply 

Transformer Recommended - 12 0 12VAC 5 - 10 Ampere



Compact +12v -12v +5v Regulated Low Noise Compact size Power Supply for Audio Applications - Assembled Board

169.00 229.00

Low Noise and Ripple for Hi-fi Audio / Hobby Project use

Multiple Connectors for connecting up to 6 Boards

Output Voltages - +5 volt , +12 volts & -12 volts

Transformer Required - 12 0 12 VAC 1 - 2 Ampere

Compact size PCB board - 2.2 x 2.2 inch

Suitable for - Pre Amps, Bass Treble, Subwoofer, 3 way Active Filter Boards

TDA7294 100 +100 Watt Stereo Amplifier Board - High Power in Compact Size - PCB only

129.00 230.00

TDA7294 100 + 100 WATT Stereo

Low cost high power amplifier board

ICs Pin to Pin Compatible - TDA7293, TDA7294, TDA7295, TDA7296,

Compact size = fit in any box

Best for Subwoofers, Guitar amplifier & Home Audio systems

Working Voltage - 18 to 35 Volt DC

Transformer Recommended - 24 0 24 VAC 5 Ampere



TDA7294 100 + 100 Watt Stereo Amplifier - High Power in Compact Size - Assembled Board

749.00 1100.00

TDA7294 100 + 100 Watt Stereo Amplifier - High Power in Compact Size - Assembled Board

High Output - 100� + 100 watt RMS output power�

Low Distortion - 0.1% Total Harmonic Distortion

Speaker usability - 4 & 8 ohms, 50 watt to 200 watt

Transformer - 24 0 24 VAC 5 to 10 Amperes�



Compact 12V / 15V +5v Regulated Low Noise Compact size Power Supply for Audio Applications - PCB only

59.00 129.00

Low Noise and Ripple for Hi-fi Audio / Hobby Project use

Multiple Connectors for connecting up to 6 Boards

Output Voltages - +5 volt , +12 / +15 volts & -12 / -15 volts

Transformer Required - 12 0 12 VAC / 15 0 15 VAC 1 - 2 Ampere

Compatible voltage Regulators - L7805 L7812 L7912 L7815 L7915

Suitable for - Pre Amps, Bass Treble, Subwoofer, 3 way Active Filter Boards

3 Way Active Crossover Filter Board, Low Mid High Frequency Output - PCB only

99.00 150.00

3 way active crossover based on Linkwitz/ Riley Filters

Separate High Mid and Low Output

High Signal Gain - 20 dB max�

RF Filter at input to Reduce unwanted Noise

Compatible IC's - NE5532 TL072 JRC4558 TL084 TL074 LM324

3 Way Active Crossover Filter Board, Low Mid High Frequency Output - Assembled Board

299.00 399.00

3 way Active Crossover Board based on Linkwitz / Riley Filters

Separate High Mid and Low Output

high performance IC's - NE5532 and TL084

High Signal Gain = 20 dB max

RF Filter at input to Reduce unwanted Noise



TL084 Quad JFET Input Low Noise Op - Amp

24.90 35.00

TL084 Four Channel Audio Operational Amplifier

Low Power Consumption: 1.4 mA/ch Typical

Output Short-Circuit Protection

Low Total Harmonic Distortion: 0.003% Typical

High Slew Rate: 13 V/s Typical



47K Dual Tone Volume / Potentiometer D shaft 6 pin - PCB mounting type

24.90 60.00

47k Dual Volume / Tone Pot

PCB / Panel Mounting Type

Heavy Duty Long life Potentiometer�


10A Unregulated & 1.5A Regulated Multiuse Power Supply 2200uf x 4 Capacitors - Assembled Board

449.00 549.00

Multiuse Regulated & Unregulated Power Supply Board


Regulated Supply - +5v, +12v, -12v Volts and 1.5 ampere Max

Using - L7805, L7812 & L7912

Transformer Recommended - 12 0 12 VAC 1 - 2 Amps


Unregulated supply - 10 Ampere Max Current 50 volts max

using GBU1010 Bridge Rectifier with 2200uf / 50v X 4 Capacitors

Transformer Recommended - 30 0 30 VAC max

One or Two Transformers Can be Connected


Versatile use - 2.1 Home Theater Systems, Subwoofer Amps, Benchtop Supply for Hobby projects.



10A Unregulated & 1.5A Regulated Multiuse Power Supply 4700uf x 4 Capacitors - PCB only

99.00 149.00

Multiuse Regulated & Unregulated Power Supply Board

Regulated Supply - +5v, +12v, -12v Volts and 1.5 ampere Max

Using - L7805, L7812 & L7912

Transformer Recommended - 12 0 12 VAC 1 - 2 Amps

Unregulated supply - 10 Ampere Max Current 50 volts max

using - GBU1010 Bridge Rectifier with 4700uf / 50v X 4 Capacitors

Transformer Recommended - 30 0 30 VAC max

One or Two Transformers Can be Connected

Versatile use - 2.1 Home Theater Systems, Subwoofer Amps, Benchtop Supply for Hobby projects.

TDA7265 TDA7292 2.1 Amplifier board for Home theater system & Car audio - PCB only

149.00 229.00

TDA7265 High Output Power - 30 + 30w stereo + 60 watt subwoofer output.
Low Distortion - Less then 0.1% Total Harmonic Distortion.
Single Supply Circuit - 12v, 24v or 36v DC Also Runs on Battery or SMPS.
Subwoofer Low pass Filter using NE5532 / JRC4558 / TL072 ic.

Subwoofer Low Pass Filter Board using NE5532 Op Amp - Easy to Make Hobby Kit

249.00 349.00

  • Bass Boost - up 24 dB symmetrical curve Boost .
  • High signal GAIN - 10dB signal GAIN to Drive Power Amplifiers.
  • Universal amplifier usability - can be used with any amplifier made of IC or transistors.
  • Supply  + 12 volt DC Single supply required.
  • Polarity Protection - Diode at power input to Protect against wrong power input.


Hi-fi Pre Amp & Bass Treble Board with Active Volume - Assembled Board

449.00 799.00

Active Volume Control - Linear and Better Performing then Passive Volume Controls

Hi fidelity stereo Bass Treble - 15dB Boost / Cut

Input Signal Gain - 20 dB max

Separate Op-Amp ic for Each Channel

Excellent channel separation, Minimum Cross talk

RF filter at input to reduce unwanted noise

On-board regulated power supply rectifier

Transformer Required - 12 0 12 VAC 1-2 ampere

Suitable for Amplifiers made of IC or transistors.

2.54 mm JST / Relimate Connectors for Easy Connection

Compact Size - 115 x 80 mm

Hi-fi Stereo Bass Treble with Gain Control and Active Volume - PCB only

149.00 199.00

Active Volume Control - Linear and Better Performing then Passive Volume Controls

Hi fidelity stereo Bass Treble - 15dB Boost / Cut

Input Signal Gain - 20 dB max

Separate Op-Amp ic for Each Channel

Excellent channel separation, Minimum Cross talk

RF filter at input to reduce unwanted noise

Compatible IC's - NE5532 JRC4558 TL072 NJM4560 LM833 OPA2160



Subwoofer Low pass Filter Board for Car & Home Audio systems - Assembled Board

299.00 429.00

Bass Boost - up 24 dB symmetrical curve Boost .

High signal GAIN - 10dB signal GAIN to Drive Power Amplifiers.

Universal amplifier usability - can be used with any amplifier made of IC or transistors.

Supply - + 12 volt DC Single supply required.

Polarity Protection -� Diode at power input to Protect against wrong power input.

Subwoofer Low Pass Filter Board with High Gain & Frequency Control - PCB only

69.00 129.00

Subwoofer Low Pass Filter Board Home theater systems & Car Audio

24dB Bass Boost.

Frequency Adjust via potentiometer

Compatible IC - NE5532, TL072, JRC4558, LM833, OPA2134

+ 12 volt DC Single supply required.



2 Pole Screw Terminal Block - 5 mm pitch XY126 - PCB Mount

4.90 6.90

2 Pole 5 mm pitch XY126 Screw Terminal

Current Rating - 10 A Max

Voltage Rating - 250v Max

Color May vary Depending on stock

Board to Wire Connector

TDA7265 30+30 Watt Stereo + 60 Watt Subwoofer 2.1 Amplifier Board 12v to 36v Single supply -Assembled Board

499.00 799.00

Output Power - 30 + 30 watt Stereo + 60 watt subwoofer*

Low Distortion - Less then 0.1% Total Harmonic Distortion*

Speaker usability - 4 & 8 ohms, 50 watt to 200 watt

Single Supply Circuit - 12v, 24v or 36v Also Runs on Battery or SMPS


BD140 PNP Medium Power Transistor - CDIL Make

5.90 15.00

BD140 PNP Medium-Power Transistors are designed for use as audio amplifiers and drivers

Max working Voltage = 80 volts,

Max Collector Current = 1.5 Amp

Max Power Dissipation = 12.5 Watts

Suitable for use in High Power Audio amplifiers & Home Theater Systems.