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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

organ

  1. J

    circuit diagrams for National electric organ SX-3500R bought around1978

    I recently turned on my electric organ after many years of not doing so, and find that the 16' tabs don't work, ie if only the tab is turned on, then the keys don't play any sound. My brother, now 85, used to be an electric organ and tv service/repair man, but had gotten rid of all his service...

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