Para quem procura esquemas, manuais e circuitos o Bama sigla de The BoatAnchor Manual Archive é um dos maiores portais de esquemas grátis da Internet, separado por marca, você pode encontrar quase tudo que procura, isso se o que você procura é um pouco antigo. Bama tem uma longa lista de fabricantes, entre eles Hallicrafters , Marconi, Panasonic, etc.. bama.sbc.edu é um site educacional e aceita colaborações!
Atualizado 24/05/2014
Infelizmente o site SBC.EDU não hospeda mais o BAMA, só que para alegria geral ele voltou em um novo endereço, e aqui estamos disponibilizando novos links por fabricantes:
Versão Antiga de Manuais e Esquemas ( OBSOLETA ) bama.sbc.edu
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