EEVblog #661 - Mailbag

Mailbag Monday Negative Feedback T-Shirts: NOTE: Black shirt coming shortly, bug in Teespring site... 555 Timer: Warranty VOID: Forum: Spoliers & Links: Programmable Constant Current Dummy Load: Geppetto Electronics: SMD Prototype Board: The RoBoard Robot Development Board: LED Strip Driver Board: Conrad Retro Radio Kits: Evoke Flow WIFi Radio OLED Display Repair MiniDSO Pocket Oscilloscope ( Seed Studio DSO Quad) Pi Power Raspberry Pit power adapter: L293D H-Bridge Motor driver chip: MOSFET: MCP1804 LDO: Silicate rock used in solar cell manufacture EEVblog Main Web Site: The 2nd EEVblog Channel: EEVblog Amazon Store (Dave gets a cut): Donations: Projects: Electronics Info Wiki: