Audio Kits
Audio amplifiers, pre amps and other things.
- Power Amplifier Kit OTL 30W (Mono) R1%$10.95
SKU: FK656
Amplifies a mono signal to 30 watts using 1% metal film resistors. This OTL circuit is without tone control. Learn More - Preamplifier Kit$12.50
SKU: QK98
A pre-amplifier to use with an electret mic or other microphone to boost the signal before feeding into an amplifier. Learn More -
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- Speaker Protection Kit - Mono$4.95
SKU: FK649
If your OCL amp has no protection circuit, you could potentially fry your speaker, unless you use something like this speaker protection kit.
- Speaker Protector Kit - Stereo$9.50 As low as $8.95
SKU: FK650
This kit is a low cost, basic stereo speaker protection circuit. Learn More - Stereo Bass Booster Kit$8.95
SKU: FK643
This is a stereo bass booster circuit that will provide you with high quality sound at a very low cost. It requires 12V Power Supply. Learn More - Stereo Bass Booster Module$16.50
SKU: FA643
This is a stereo bass booster circuit that will provide you with high quality sound at a very low cost. It requires 12V Power Supply. Learn More -
- Stereo LED VU Meter Kit$29.95
SKU: K4305
This kit has 2 rows of 10 LEDs and an adjustable input. Learn More - Stereo Loudness Control Kit$6.95
SKU: FK654
This loudness circuit uses a 3 stage filter and a simple one transistor amplifier to increases bass and tweeter frequencies. Learn More - Stereo Pre-amplifier & tone control kit$29.95
SKU: QK100
Stereo pre-amplifier & tone control kit using TDA1524A. Learn More - Stereo RIAA correction amplifier Kit$19.50 As low as $17.55
SKU: K2573
RIAA stereo pre-amplifier kit for md pick-ups. Low noise Learn More - Stereo Simulator Kit (Mono In/Stereo Out)$9.95
SKU: FK651
This circuit simulates stereo by taking a mono signal, and separating certain frequencies to each channel. Learn More - Stereo Tone Control Kit$12.95
SKU: FK626
This tone control (stereo) kit is a multifunctional tone controller.If you need the assembled version, please order here FA626 Learn More
- Stereo Tube (Valve) Amplifier Kit$1,495.95
SKU: K4040
Chrome finish. 200W x 2 music power, 2 x 95W rms Class AB, 2 x 15W Class A. 4 or 8 ohm loads. Learn More - Stereo VU Meter kit 2 x 15 LEDs$46.95
SKU: K4306
This stereo VU Meter kit has a Scale from -23dB to +5dB Learn More - Sub Woofer Amplifier kit (48W OCL)$19.95
SKU: FK671
This sub woofer kit amplifies 25 to 200Hz frequency range!
Great for subwoofer experimentation. Learn More - Super Mono Tone Control Kit$10.95
SKU: FK627
This is a super mono tone control kit.
Treble, Bass and Volume adjustment. Learn More -
- Super Stereo Tone Control Kit$16.95
SKU: FK628
This super stereo tone control kit needs 15-0-15V power supply which is suitable for connecting with OCL amplifier only. Learn More - TDA7052 1 Watt Amplifier Kit$7.95
SKU: QK27
This is a 1 watt mono amplifier kit using the TDA 7052 from Philips. Learn More - The Tremor! Guitar Effect Pedal Kit$64.95
SKU: K8110
Optical Tremolo
Build your own analog effect pedal and tweak it to your needs.
Learn More -
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