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1 Transistor FM Transmitter DIY Learning Kit
US $9.50
56 items sold

1 Transistor FM Transmitter DIY Learning Kit
US $9.50
56 items sold

Item Location: Sydney, Australia

You can use this FM transmitter/microphone in two ways:

a. Audio transmission using electret microphone: You can transmit your voice to FM radio with the electret microphone.

b. Audio transmission connecting speaker stereo jack to the audio source: For hearing a better sound, you may connect it to your computer, iPod or mp3 player using a speaker jack.

109 in stock

1 Transistor FM Transmitter DIY Learning Kit quantity

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1.8″ Photoresistor And Laser Operated Medium Digital Objects Counter
US $19.95
13 items sold

1.8″ Photoresistor And Laser Operated Medium Digital Objects Counter
US $19.95
13 items sold

This is an upgraded version of the previous digital objects counter kit. The device has 1.8″ common cathode seven segment displays.

The kit is based on the CD4026 decade counter.

4 in stock

1.8" Photoresistor And Laser Operated Medium Digital Objects Counter quantity

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100-240V AC Light Bulb Controllable FULLY Assembled Clap Switch
US $13.95
26 items sold

100-240V AC Light Bulb Controllable FULLY Assembled Clap Switch
US $13.95
26 items sold

This FULLY ASSEMBLED sound/clap operated switch can be used for switching your 100-240V AC light bulb. Usually, we use a clap switch to operate a lamp and it can easily do that for you. The kit responses to clap up to a distance of 5 meters, but, the further you go, the louder the clap should be.

50 in stock

100-240V AC Light Bulb Controllable FULLY Assembled Clap Switch quantity

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2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board – TSA7500B(Apt-X)
US $59.50
4 items sold

2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board – TSA7500B(Apt-X)
US $59.50
4 items sold

98 in stock

2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board - TSA7500B(Apt-X) quantity

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2 X 100W + 200W 3 Channels Audio Amplifier Board – TSA7600
US $49.95
18 items sold

2 X 100W + 200W 3 Channels Audio Amplifier Board – TSA7600
US $49.95
18 items sold

This is TSA7600 2x100W + 220W audio amplifier board. It has perfect class-D architecture (based on TPA3221) and 2 channels have 100W power output and another one channel has 200W power output. All the channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC 12V-30V power supply. It can be used to drive any 4Ω or 8Ω passive speakers.

85 in stock

2 X 100W + 200W 3 Channels Audio Amplifier Board - TSA7600 quantity

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7498
US $49.95 – US $50.95

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7498
US $49.95 – US $50.95

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7498B (Apt-X)
US $49.95 – US $51.95

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7498B (Apt-X)
US $49.95 – US $51.95

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7499
US $49.95 – US $50.95

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7499
US $49.95 – US $50.95

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7499B(Apt-X)
US $48.50 – US $49.50

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7499B(Apt-X)
US $48.50 – US $49.50

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7510
US $49.95 – US $50.95

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7510
US $49.95 – US $50.95

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2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7510B(TWS/Apt-X)
US $49.95 – US $50.95

2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7510B(TWS/Apt-X)
US $49.95 – US $50.95

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2 x 20W Bluetooth 5.0 Multipoint Audio Amplifier Board – TSA2300 (Apt-X)
US $39.95

2 x 20W Bluetooth 5.0 Multipoint Audio Amplifier Board – TSA2300 (Apt-X)
US $39.95
100 in stock

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2 x 20W Bluetooth 5.0 Networking Audio Amplifier Board – TSA1740
US $39.95

2 x 20W Bluetooth 5.0 Networking Audio Amplifier Board – TSA1740
US $39.95
100 in stock

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2 x 20W Class D Bluetooth Audio Amplifier Board – TSA9840
US $24.95 – US $25.95

2 x 20W Class D Bluetooth Audio Amplifier Board – TSA9840
US $24.95 – US $25.95

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2 x 20W Class D Bluetooth Audio Amplifier Board – TSA9840B (TWS/Apt-X)
US $29.95 – US $30.95

2 x 20W Class D Bluetooth Audio Amplifier Board – TSA9840B (TWS/Apt-X)
US $29.95 – US $30.95

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2 x 50 Watt Class D Audio Amplifier – TSA3611
US $54.95

2 x 50 Watt Class D Audio Amplifier – TSA3611
US $54.95
100 in stock

2 x 50 Watt Class D Audio Amplifier - TSA3611 quantity

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