Simplified qNinja

All improvements of qNinja Lite are applied to qNinja. Removed demodulator ADA2200 Removed -1V regulator TPS63710 Changed ADC from ADS1219 to NAU7802 (DIP or SMD) Changed LED driver from PCA9955+MCP4551 to TLC5929 Changed switching regulator from BD9329AEFJ-E2 to AOZ6605/6606 Changed extra power source from ATX24 to ESP12V Changed design rule (minimum clearance 6 to 8mil, …

Simplified qNinja Lite

We have spent these months to make circuits simpler. Here is the successful result. These changes not only reduce manufacturing price but also increase a robustness to survive chip crisis. Removed demodulator ADA2200 Removed -1V regulator TPS63710 Changed ADC from ADS1219 to NAU7802 (DIP or SMD) Changed LED driver from PCA9955+MCP4551 to TLC5929 We will assemble latest board and pick up best photodiodes. That …

Maker Faire Tokyo 2022

We will exhibit qNinja and qNinja Lite at Maker Faire Tokyo 2022 held on Sep3-4 at Tokyo Big Sight. Our stall is G-01-02 “久川真吾・まり子” next to the exit gate.

DIY08 Order PCB

Upload Gerber Zip file Download gerber zip ( qNinja / qNinjaLite ) and proceed to PCB service you want to use. Currently gerber zip is not fixed yet. Do not order before I embed links above. (2022 Jun 24. Shingo) PCBWay Seeed Studio PCBWay Open PCB Instant Quote > Quick-order PCB Upload gerber zip. Choose …

Ordered qNinjaLite:batch2/main

Just ordered qNinjaLite:batch2/main with updates to reduce parts price. BOM will be updated later. Removed pricy and discontinued demodulator ADA2200 Adhoc FFC connector to choose best photodiodes. We already picked PDB-C152SM but other ones made by a company named OSRAM looks better and cheaper. All of their candidates are already soldered onto optical unit of …

Draft in 2016

DNA chromatography chip for PCR was what I want to make in 2016 before pandemic. Now I need lyophilized chip of reagents for qPCR/qLAMP. Contact me if you can join.