|  | Aaron's Homepage. Diverse onderwerpen, waaronder elektronica. [Engels] | 
|  | Bill Bowden's Hobby Circuits. Allerhande schema's. [Engels] | 
|  | Circuit DB | 
|  | Circuit Exchange International [Nederlands] | 
|  | Circuits Online. Nieuws, Forum, Schakelingen, etc. [Nederlands] | 
|  | Elektronica Forum | 
|  | Elektronica Stynus | 
|  | Electronic circuits, kits, do-it-yourself, circuit diagrams, design and electronics hobby schematics [Engels] | 
|  | Radio, Electronics and Computing projects by Hans Summers [Engels] | 
|  | H.Chmela & R.Smetsana Home labor Page [Duits] <<Aanrader>> | 
|  | Hobby Projects, Electronic circuits & tutorials [Engels] | 
|  | Schakelingen Online | 
|  | Schematheek Vernieuwd! | 
|  | Tony van Roon's website. Veel leuke schakelingen. [Engels] | 
|  | VCA cursus via internet | 
|  | W6PQL Homepage. Veel voor de zendamateur [Engels] | 
|  | De populairste Visual Basic forum [Nederlands] | 
|  | Raspberry Pi [Nederlands] |