Power amplifier module

Buy Keyes 8002 Power Amplifier Module Speaker Audio Module DIY Power Amplifier Boar for R140.91

Buy Keyes 8002 Power Amplifier Module Speaker Audio Module DIY Power Amplifier for R149.00

Description: The broadband RF power amplifier small, suitable for all types of radio transmission, such as: FM shortwave radio remote control, FM FM radio transmitter, amateur radio 135-175MHz, 380-470MHz walkie-talkie transmitter to use. The low-frequency input can 1mW maximum output power of 2.0W, 512MHz maximum possible output 1.6W, 930MHz maximum possible output 1.0W, 1000MHz maximum possible output 0.8W, the amplifier is equipped with fins, long-term stability. Features: Operating Frequency: 1--930MHz Input power: 1mW (0dBm) Maximum output: 2.0W (33dBm) low frequency (10 MHz) 1.6W (32dBm) IF end (512 MHz) 1.0W (30dBm) high end (930 MHz) 0.8W (29dBm) high end (1000MHz) Operating voltage: 12V (DC) Current job: 300--400mA (determined by the output power) RF connector: SMA female standard Size: 48x48x13mm Note: 1. Never load or load impedance serious loss of time under the circumstances with the use of emission. 2. Do not increase the operating voltage to use, although you can bring the power boost, but the power consumption of the product increases, the     reliability deteriorates. 3. Note the anti-static measures, between devices have a common ground, first connect the RF interface to use, plus electricity. Package included: 1 x RF Broadband Power Amplifier Module

Buy LM1875 2x30W High Power Amplifier Module 2.0 Dual Channel Large Power Amplifier for R292.98

Description: 1. The on-board TDA7266 audio power amplifier chip, double track 7W + 7W, suitable for 4-8ohm 5-15W speakers 2. The main pin has led chip, convenient external device control, on-board 2 way 5.08(mm) pitch 2P terminal, represent left and right channel output 3. The on-board dial potentiometer, can adjust the output volume 4. Support DC socket, terminal blocks, row needles 3 power input mode, the default is DC socket, working voltage: 3-18V 5. The board size: 45(mm)x33(mm) Package included: 5 x TDA7266 Audio Power Amplifier Module

Buy 10Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player for R395.00

Buy 10Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player for R268.11

Buy 3Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player... for R209.00

Buy 5Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player... for R259.00

Buy 10Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player for R403.00

Buy 4PCS 3V~5V 3W 8002 Audio Player Power Amplifier Module Board PCB Mono Mini Audi for R99.00

Buy 2x50W Two Channel Stereo bluetooth Power Amplifier Module Audio Receiver 12V Digital Speaker For Hom for R408.00

Buy MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding Player for R142.00

Buy 10Pcs MP3 Lossless Decoder Board With Power Amplifier Module TF Card Decoding P for R476.20

Feature: Onboard 2W mono amplifier (5V power supply up to 3W) can directly connected speakers (recommended with 4Ω3W speakers), 3.5mm gold-plated headphone jack can be accessed by headphones or external audio. With MicroUSB power supply interface, using mobile bank power or USB charger power supply, can also be used 3.7V lithium battery, USB 5V power supply. Support TF card (mobile phone memory card), U disk playback mode. With a speaker terminal without soldering, easy wiring. 1) Support MP3 format, power automatically play, led status turn to red. 2) Support U disk (tested with 32G), TF card (tested with 16G) playing mode, power default TF card mode, if the TF card does not exist automatically jump to U disk mode, and both devices are installed, you can manually set the playback mode, please refer to the key operation instructions. Key operation instructions: "Prev / V--" key: "short press" to switch "Previous" song, "long press" to switch "volume down" "Next / v ++" key: "short press" to switch "next song", "long press" to switch "volume increase" "P / P / Mode" key: "short press" to "play / pause" switch, "long press" for the U disk, TF card "mode" select "Repeat" key: "short press" for the "single / full song" cycle switch (no long press function) Note: 1. Long press time about 2S 2. If you use U disk mode, the recommended 5V power supply, some U disk does not support 3.7V power supply. Specifications: Power supply range: 3.7 - 5.5V Product size: 45mm * 36mm Package includes: 3 x MP3 Lossless Decoder Board

Feature:   Onboard 2W mono amplifier (5V power supply up to 3W) can directly connected speakers (recommended with 4Ω3W speakers), 3.5mm gold-plated headphone jack can be accessed by headphones or external audio. With MicroUSB power supply interface, using mobile bank power or USB charger power supply, can also be used 3.7V lithium battery, USB 5V power supply. Support TF card (mobile phone memory card), U disk playback mode. With a speaker terminal without soldering, easy wiring.   1) Support MP3 format, power automatically play, led status turn to red. 2) Support U disk (tested with 32G), TF card (tested with 16G) playing mode, power default TF card mode, if the TF card does not exist automatically jump to U disk mode, and both devices are installed, you can manually set the playback mode, please refer to the key operation instructions.   Key operation instructions:   "Prev / V--" key: "short press" to switch "Previous" song, "long press" to switch "volume down" "Next / v ++" key: "short press" to switch "next song", "long press" to switch "volume increase" "P / P / Mode" key: "short press" to "play / pause" switch, "long press" for the U disk, TF card "mode" select "Repeat" key: "short press" for the "single / full song" cycle switch (no long press function)   Note:   1. Long press time about 2S 2. If you use U disk mode, the recommended 5V power supply, some U disk does not support 3.7V power supply.   Specifications:   Power supply range: 3.7 - 5.5V Product size: 45mm * 36mm   Package includes:   5 x MP3 Lossless Decoder Board

Buy 5-6000MHZ Gain 20dB RF Ultra Wide Band Power Amplifier Module With Shell for R369.00