Spanish-language PDF of 39.1 MB titled Electronica con plastilina, covering chapters one to four.

Issue 17 of El mundo de la electronica, a Spanish electronics course or magazine series supplied as a 1.31 MB PDF.

Nineteenth issue of the Spanish series El mundo de la electronica, a 1.70 MB PDF aimed at learning electronics.

El mundo de la electronica number 16, a 1.41 MB Spanish PDF from a numbered electronics learning series.

Spanish electronics series El mundo de la electronica, issue number 23, provided as a 1.18 MB PDF.

El mundo de la electronica issue 14, a Spanish electronics learning publication in PDF form at 1.42 MB.

Basic electronics course in PDF form attributed to Humphrey Kimathi, 4.45 MB, filed under schematics but in practice a learning text.

Spanish electronics learning series El mundo de la electronica, issue 21, in a PDF of about 1 MB.

A PDF collection of fun basic electronic projects, filed under schematics and 406 KB in size.

Spanish-language PDF course on basic electronics for mobile phones, filed under schematics but in practice a training document rather than a diagram for one model.

Basic electronics primer in English, a 2.66 MB PDF catalogued with schematics though it is a learning text rather than a circuit for a product. No device is named.

Portuguese-language PDF guide whose title translates to How to Test Electronic Components, 620 KB in size.

Persian-language PDF tutorial on how to use datasheets of electronic components, catalogued under schematics although it is a training document.

Short PDF of 101 KB about Ohm's law, in Portuguese and associated with BettineCell by its name, rather than a schematic of any specific device.

Spanish repair training document titled learning to repair, a 4.09 MB PDF and a different file from the similarly named from-scratch course.

Short Spanish reference sheet explaining the acronyms and letter codes found on electronic diagrams, saved as a 27.7 KB PDF.