Xhdata D-808 Schematic Direct

, adds internal shielding, and replaces several transformers/coils with a more streamlined (and harder to manually peak) component layout. Circuit Signal Flow Antenna Input:

Remember: The D-808 is a tool, not a museum piece. Open it up (four screws under the battery sticker), follow the copper traces, and compare them to the Silicon Labs reference design. You’ll realize the schematic was hiding in plain sight all along. xhdata d-808 schematic