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![](https://static.wixstatic.com/media/51c402_0b9c772201fa4808a501c31bef159569~mv2.jpg/v1/fill/w_123,h_31,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/51c402_0b9c772201fa4808a501c31bef159569~mv2.jpg)
The PA1 DIY tube preamp project is released as creative commons feel free to use and modify it in any way including for commercial purposes.
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All files and designs are for educational purposes only.
I make no warranty about the completeness, reliability or functionality of any of the designs and files I release.
I am not responsible for any injury, loss, damage or expense incurred by anyone using any of this information in any way.
Electricity and machinery is dangerous so be cautious.
PROJECT FILES
![preampschematicwpartnames.jpg](https://static.wixstatic.com/media/51c402_d36f1c5585f04ce680ab12b0151425fb~mv2.jpg/v1/fill/w_147,h_119,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/preampschematicwpartnames.jpg)
![layout.jpg](https://static.wixstatic.com/media/51c402_45491a192d8d4e729b06e54c8a03d5da~mv2.jpg/v1/fill/w_146,h_110,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/layout.jpg)
DOWNLOAD THE SCHEMATIC AND LAYOUT FOR THE PA 1 --------------->
Source code for the Arduino D.C. motor controller.->
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Encoders-------------------------------------------------------->
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Raspberry Pi Pico and FreeRTOS examples-------------------------->
I2c projects-------------------------------------------------------->
Halloween prop controller source code-------------------------->
C.B. Radio VFO sketches------------------------------------------>
Auto Pair windows app and morse code sketch------------------>
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