4029 Presettable Counter

Maker	Isaac Beers
Type	CMOS presettable up/down counter
Mounting	Mixed
Width	4 HP
License	Proprietary (No licence published)
Difficulty	🔥 SMD (0805)

Classic 4029 CMOS presettable up/down counter in Eurorack form. A rising clock edge counts the 4-bit output up or down depending on the DN/UP input, and a preset enable loads a value from four jam inputs. Counts down by default with nothing patched. 0805 SMD with through-hole panel parts. Around 79 USD assembled.

Links

• Maker page
• Buy: synthCube

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This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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