Amplifier kit

Feature:   The amplifier uses the TDA2822M for the amplification chip, this chip is a dual-channel single-chip power amplifier integrated circuit, usually used for audio amplifier in the pocket cassette player (WALKMAN), tape recorders and multimedia active speakers. Can work in the stereo and bridge amplifier (BTL) circuit form.   TDA2822  power amplifier board:   Package Name: TDA2822M Amplifier Kit (Need soldering) Working voltage: DC4.5-9V PCB size: 46 * 35mm Speaker diameter: 50mm Speaker power: 0.25W KA2284 level indicator board: 1. Constant current output 2. Wide operating voltage: (3.5V - 12V) 3. The ALC circuit does not need to connect diodes or transistors 4. The bright level can be adjusted 5. The circuit board adopts military grade 1.6MM FR4 sheet 6. PCB dimensions: 40mm * 19mm TDA2822 power amplifier board list: 1 x PCB board 3 x 470UF25V electrolytic capacitor 2 x 100UF25V electrolytic capacitor 3 x 104 ceramic capacitors 1 x USB + 3.5 lines 1 x 50K dial potentiometer 2 x 4.7 ohm resistance 4 x 10K resistance 1 x 8P IC holder 1 x TDA2822 chip 2 x 8 ohm 0.25W 50MM speaker 1 x 0.5 m cable   KA2284 level indicator board list: 1 x PCB board 2 x XH2.54-2P curved seat 2 x XH2.54-2P line 1 x 100 ohm resistance 1 x 10K resistance 1 x 2.2UF electrolytic capacitor 1 x 10UF electrolytic capacitor 1 x 103 blue and white potentiometer 1 x KA2284 chip 5 x 5MM green to green LED 1 x 5MM red to red LED Soldered PCB, for reference only!

3pcs DIY OTL Discrete Component Power Amplifier Kit Electronic Production Kit

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DIY LM386 Amplifier Speaker Kit With Clear Box Transparent Case Description: The speaker box is kit, it need assemble all parts by yourself. (Please note before buying. We do not supply you a manual) The box size: 101 x 78 x 76mm Power supply: 9-12V DC Speaker parameters: Dimensions: diameter 52mm Total height: 28 mm Speaker resistance: 8 Ohm Rated power: 2W Maximum power capacity: 5W LM386 amplifier kit list: 1 x PCB board 1 x 100K adjustable resistor 1 x Potentiometer knob shell 1 x Pin Header(6-pin) 2 x 4.7K resistor 1 x 10 ohm resistor 2 x 104 ceramic capacitor 1 x DIP8 IC socket 1 x LM386 IC 1 x DC005 Block 1 x 3MM LED 1 x 10UF capacitor 1 x 100UF capacitance 1 x 1000UF capacitor 1 x 3.5 Audio Block KA2284 level indicator kit list: 1 x PCB board 2 x XH2.54-2P curved seat 2 x XH2.54-2P line 1 x 100 ohm resistor 1 x 10K resistor 1 x 2.2UF electrolytic capacitors 1 x 10UF electrolytic capacitor 1 x 103 blue white color potentiometer 1 x KA2284 chip 5 x 5MM green hair green LED 1 x 5MM red red LED

DIY Audio Stereo Power Amplifier Board Module Kit Advanced Tpye Specification: PCB size: 8.3 x 4.6cm Resistance: 6 ring blister copper Voltage: 9-15v Panel Thickness: 1.6mm Note: This is a un-soldering kit, you need to have some knowledge of electronics and ability. Any problems caused by personal reasons, not covered under warranty. Package included: 1 x DIY power amplifier kit

DIY Audio Stereo Power Headphone Amplifier Board Module Kit Standard Type Specification: PCB size: 8.3 x 4.6cm Resistance: 6 ring blister copper Voltage: DC 9-15V Panel thickness: 1.6mm Note: This is a soldering kit, you need to have some knowledge of electronics and ability. We don't offer instructions, please note about this before you order it. Any problems caused by personal reasons, not covered under warranty. Package included: 1 x DIY power amplifier kit

CAA66L Controller Amplifier Kit with KPL - Amp + 5 Keypads, additional key can be arranged. Six sources, six zones, internal IR library, RS-232, and switchable preamp outputs for flexibility and convenience Many features to list - please review product under Russound website: https://www.russound.com/products/audio-systems/multi-room-controllers/caa66-system-and-kits/caa66l-controller-amplifier-kit-with-kpl

DIY TDA2030A Audio Amplifier Board Kit Mono Power 18W DC 9V-24V Features: TDA2030A is widely used as Hi-Fi amplifier manifold in many computer active speakers. Easy Installation. It has the function of thermal shutdown, current limiting. Minimum transmission distortion Specifications: Output power: Maximum 18W Supply voltage: DC 9V-24V (recommended DC 12V, this voltage to the heat sink requirements are very low;) Maximum supply of this board is actually up to 40V, but you need to change the board's own electrolytic capacitor C1, the capacitor voltage value is higher than supply voltage can be use.) Quiescent current: about 25mA (disconnect to tone, connect to 8Ω speaker, 12V power supply.) Speaker impendance: 4Ω-8Ω Total harmonic distortion: THD 0.08% (Po=0.1 to 14W, RL=4Ω) SNR: 94dB-106dB (1W-15W) Heat: The higher the supply voltage, the great the volume, the higher the heat Note: This is DIY kit, you need to solder it by yourself! Package includes: 1 x DIY TDA2030A Audio Amplifier Board Kit

TDA2030A 2.0 Audio Amplifier Module Board 18W*2 Double Track DIY Kit Features: This circuit consists of two channels, including W101 as the volume potentiometer, W102 bass adjust potentiometer, W103 for high adjust potentiometer. The input audio signal after the volume and tone control by the C106, C206 sent to TDA2030 integrated audio power amplifier. Note: This is a DIY kit, you need to have some knowledge of electronics and ability. This kit does not provide instruction. Specification: Working voltage: AC9 ~ 12V Output power: Left and right channel 18 w x2 (horn) Output impedance: 4-8Ω PCB size: 12 x 5.5 cm(L*W) Package list: Component Label Value Number Diode (1N4407) D1, D2, D3, D4 1N4007 4 Resistance R101,R201 RTI-0.25~1K Ω ±5% 2 Resistance R102,R202 RTI-0.25~10K Ω ±5% 2 Resistance R103,R203 RTI-0.25~1.5K Ω ±5% 2 Resistance R104,R204 RTI-0.25~5.6K Ω ±5% 2 Resistance R105,R205 RTI-0.25~1K Ω ±5% 2 Resistance R106,R206 RTI-0.25~1K Ω ±5% 2 Resistance R107,R207 RTI-0.25~33K Ω ±5% 2 Resistance R108,R208 RTI-0.25~47K Ω ±5% 2 Resistance R109,R209 RTI-0.25~300K Ω ±5% 2 Resistance R110,R210 RTI-0.25~10K Ω ±5% 2 Duplex Potentionmeter W101, W102, W103 50K 3 Electrolytic Capacitor C1, C2, C3, C4 2200uf/25V 4 Polyester Capacitor C5, C6 0.1uf 2

TDA2030A 2.0 Audio Amplifier Module Board 18W*2 Double Track DIY Kit Features: This circuit consists of two channels, including W101 as the volume potentiometer, W102 bass adjust potentiometer, W103 for high adjust potentiometer. The input audio signal after the volume and tone control by the C106, C206 sent to TDA2030 integrated audio power amplifier. Note: This is a DIY kit, you need to have some knowledge of electronics and ability. This kit does not provide instruction. Schematic: Click to open Specification: Working voltage: AC9 ~ 12V Output power: Left and right channel 18 w x2 (horn) Output impedance: 4-8 PCB size: 12 x 5.5 cm(L*W) Package list: Component Label Value Number Diode (1N4407) D1, D2, D3, D4 1N4007 4 Resistance R101,R201 RTI-0.25~1K 5% 2 Resistance R102,R202 RTI-0.25~10K 5% 2 Resistance R103,R203 RTI-0.25~1.5K 5% 2 Resistance R104,R204 RTI-0.25~5.6K 5% 2 Resistance R105,R205 RTI-0.25~1K 5% 2 Resistance R106,R206 RTI-0.25~1K 5% 2 Resistance R107,R207 RTI-0.25~33K 5% 2 Resistance R108,R208 RTI-0.25~47K 5% 2 Resistance R109,R209 RTI-0.25~300K 5% 2 Resistance R110,R210 RTI-0.25~10K 5% 2 Duplex Potentionmeter W101, W102, W103 50K 3 Electrolytic Capacitor C1, C2, C3, C4 2200uf/25V 4 Polyester Capacitor C5, C6 0.1uf 2 Ceramics Capacitors C101, C201 4700pf 2 Ceramics Capacitors C102, C202 22nf 2 Ceramics Capacitors C103, C203 220nf 2 Ceramics Capacitors C104, C204 22nf 2 Ceramics Capacitors C105, C205 10nf 2 Ceramics Capacitors C106, C206 47nf 2 Ceramics Capacitors C107, C207 0.1uf 2 Aluminum Heat Sink / / 2 TDA2030A IC1, IC2 TDA2030A 2 M3 Screw /

20 Ft.- 4 Gauge Strand SuperFlex Green Power Wire/ 3 Ft.- 4 Gauge 840 Strand SuperFlex Black Ground Wire 18 Ft.- 14 Gauge Green SuperFlex Speaker Wire/ 18 Ft.- 18 Gauge Black Remote Turn-On Wire 18 Ft.- Green Triple Shielded RCA Interconnect Cable/ 4 Gauge Black Wire Loom Heat Tested, Water Resistent InLine ANL Fuse Holder/ 150 Amp ANL Fuse Connecting Terminals/ Wire Ties True AWG 4 Gauge amplifier install kit complete with all wires and accessories needed for the install of your 2 Channel amplifier and subwoofers. With a maximum power rating of 3500 watts this kit is sure to complete your vehicle sound system. This premium series amp kit includes a SuperFlex flexible Power/Ground Wire for maximum ease during installation.

18 Ft- 1/0 Gauge UltraSoft Red CCA (Copper Clad Aluminum) Power Wire/ 3 Ft- 1/0 Gauge UltraSoft Black CCA (Copper Clad Aluminum) Ground Wire 18 Ft- Twisted Piar Triple Shielded RCA Interconnect/ 18 Ft- 12 Gauge Clear Speaker Wire Premium Silver Plated InLine ANL Fuse Holder/ 200 Amp Silver Plated ANL Fuse 18 Ft- 18 Gauge Blue Remote Turn-On Wire/ Terminals, Wire Ties, Wire Loom Included Wire Gauge Set To International Wire Gauge (Not AWG). Bulk Packaged. Not for Resale. The SoundBox P Series 1/0 Gauge amplifier installation kit offers unmatched quality. Each item offered in this complete set of wires allows for a quality sound system to reach its maximum level of performance. From its UltraSoft wire jacket to its twisted RCA interconnect, no detail is left out. The SoundBox Premium ANL Fuse Holder, included in this amp kit, allows for the use of a high powered system to work as it should. This P Series kit has a maximum power rating of 5000 Watts and brings together the highest grade components to allows for this.

1/0 Gauge Red CCA (Copper Clad Aluminum) Power Wire: 17 Feet / Black CCA (Copper Clad Aluminum) Ground Wire: 3 Feet 18 Gauge Blue Remote Wire: 18 Feet In-Line ANL Fuse Holder/ 180 Amp ANL Fuse 2- Positive (+) Red Ring Terminals / 1- Negative (-) Black Ring Terminals / Installation Accessories/ Connectors/ Wire Ties/ Zip Ties: 8 PCS. Wire Gauge Set To International Wire Gauge (Not AWG). Bulk Packaged. Not for Resale. The SoundBox P Series 1/0 Gauge amplifier installation kit offers unmatched quality. The SoundBox ANL Fuse Holder, included in this amp kit, allows for the use of a high powered system to work as it should. This P Series kit has a maximum power rating of 4000 Watts and brings together the highest grade components to allows for this.

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  Up for sale is one Russound CA4KT1 Multiroom Controller Amplifier Four Source, Four Zone. Item is brand new unit new never been Opened.   The CA4 Kit is designed for easy installation and use, it features a rack-mountable 1U chassis, Class D digital amplifiers, an RS-232 port for connection to home automation and control equipment, a 12 VDC mute trigger input, and a 12 VDC trigger output. The CA4 also features source grouping, all on, all off, and “party mode.” Systems are scalable to support up to two CA4 controllers linked to make an eight-zone system with four sources. The CA4-RC learning system remote is designed exclusively for the CA4 and provides complete source control through IR pass through. To speed up wiring and reduce clutter, the CA4 uses an innovative wall port to connect the controller to the network of wiring that runs throughout the home. Four CAT-5 cables (included with kit) connect the CA4 to the wall port. From the wallport, CAT-5 and speaker wiring is run to each zone. This design allows a home to be pre-wired and tested before the CA4 and source equipment is installed. For system control, the all-new CA4-KP keypad lets you select between four sources and adjust bass, treble and loudness. The keypad is also used to set source grouping, all on, all off, and party mode. The CA4-KP features green backlighting, and includes an IR receiver and IR confirmation through an LED status indicator.     Multiroom Controller-Amp Kit - 4 Zone 30W Zones - 4 Ca4-Kp Keypads, Ca4-Rc 1 Pair Rack Ears Four-Source/Four-Zone Controller, 30 Watts Per Zone Cat-5 Connectivity and Rack Mountable For Flexibility and Convenience  110v AC- 240v AC Autoswitch.   The package includes: 1- CA4 CONTROLLER 4- CA4-KP KEYPADS 1- CA4-WP WALL PORT 1- CA-RC REMOTE CONTROL 4- 845.1 SINGLE IR EMITTERS 4- CAT=5 WITH 4 RJ45 CONNECTORS 1- PAIR OF RACK EARS 1- INSTRUCTION MANUAL  

20pcs DIY LM386 Ultra Mini Mini Power Amplifier Board Kit Low Power Consumption 3~12V Package contains 1 X item of the smallest listed variant.

Description: S66E type all silicon six tube super heterodyne radio teaching kit (with indicator light) S66E suite with 6 tube super heterodyne reception, debugging convenient. Stable. It is a good training kit for each skill school and radio enthusiast, and is equipped with a detailed instruction manual. S66E type all silicon six tube super heterodyne radio. Exterior dimension: 125 * 68 * 28mm Working voltage: 3V (5 2 battery) Frequency range: 5351605KHz Sensitivity: better than 3mV/m Selectivity: 14dB Weight: about 155g Whole current: less than 13mA Output power: greater than 150W Characteristics of goods: S66E radio on the basis of Shanghai red light s66 radio to further improve and, second level and detection circuit, using a prepositive input transformer, a power amplifier triode tube 9013 amplifier output. Package Included: 5 x DIY S66E 6 Tube Radio Kit

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