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/diy/ - Do It Yourself

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>> No.1706685 [View]
File: 46 KB, 810x464, theremin_v3.jpg [View same] [iqdb] [saucenao] [google]
1706685

>>1706675
Example: Q41 is the VFO, Q11 is the BFO (both Colpitts oscillators) and Q21 is the mixer or product detector. One of the products is the audio frequency.

>> No.1613157 [View]
File: 46 KB, 810x464, Thierrymin_v3_schem.jpg [View same] [iqdb] [saucenao] [google]
1613157

Total beginner here hoping to build a theremin. I read through Mims' Getting Started With Electronics in the OP but still don't really understand how to read a circuit diagram like pic related (schematic for a theremin). I'm wondering if one of the other books in the OP would be better for me to read through and maybe if someone could just give me a quick rundown on what I'm going to need/how to get started.

>> No.1370257 [View]
File: 46 KB, 810x464, Thierrymin_v3_schem.jpg [View same] [iqdb] [saucenao] [google]
1370257

>>1370256
probably sounds like shit

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