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ABRA Electronics :: Educational Kits :: Amplifier/Audio

Amplifier/Audio

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Stereo Headphone Amplifier - Assembled
SKU: SHA1WT

Great as a basic preamp for any level signal.

Price: US$69.99

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Super Stereo Headphone Amplifier Kit With Case
SKU: SHA2

SHA2...the next generation headphone amplifier kit!

Price: US$44.95

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Super Stereo Headphone Amplifier - Assembled
SKU: SHA2WT

This is the assembled version of the SHA2...the next generation headphone amplifier kit!

Price: US$79.95

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K4001 Velleman 7W Mono Audio Amplifier Kit
SKU: K4001

The K4001 Velleman is a small amplifier Kit built around the TDA2003 IC, capable of delivering 4Wrms at 4ohms.

Price: US$14.99

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AM/FM Antenna Amplifier
SKU: VEL-K2622

This amplifier provides 22dB gain wherever you need it.

Price: US$23.99

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2X 30W Audio Power Amplifier
SKU: VEL-K4003

This small amplifier is constructed with the TDA1521 IC, with a max. supply capability of 2x 15Wrms (4ohms) of 2x 10Wrms (8ohms).

Price: US$34.99

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Audio Amplifier Intercom
SKU: EKI-2086

This project can be used as a PA amplifier, auxiliary amp, bug, intercom, etc.

Price: US$15.95

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Super Stereo Ear Kit
SKU: VEL-MK136

Stereo audio amplifier boosts sound 50 times.

Price: US$11.99

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Mini Walkman Stereo Amplifier Kit
SKU: CK122

A very compact mini stereo amplifier that can be connected to the headphone jack of any Walkman, Discman, MP3 Player or any other stereo audio source.

Price: US$22.95

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5W Audio Amplifier Kit
SKU: CK153

This circuit is a compact design AF amplifier based on the TBA810 Integrated Circuit.

Price: US$19.95

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2 X 5W Walkman Stereo Amp Kit
SKU: CK154

This circuit can change your Walkman into a stereo system with enough power to fill a large room with stereo sound.

Price: US$29.95

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20W Bridged Power Amp Kit
SKU: CK193

A compact, yet powerful audio amplifier using two TDA2003 monolithic Integrated Circuits

Price: US$18.95

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2 X 20W Bridged Stereo Power Amp Kit
SKU: CK194

This circuit consists of two separate 20W bridged power amplifiers (one for each channel) based on four TDA2003 monolithic Integrated Circuits

Price: US$49.95

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Loudspeaker DC Protection
SKU: VEL-K4701

This protection unit, requiring no supplementary supply, is simply mounted between the amplifier and the speaker in the speaker cabinet and disconnects the speaker as soon as a direct current appears.

Price: US$20.99