Another Open PCR Thermocycler

It's a Thermocycler to do PCR, hopefully, for less than $200

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Got the heating elements wired up to the transistor, and at one sample / second I'm holding at about 1 degree of flux from 100c. I'm assuming a higher sample rate will prove to get the flux down below .5 degrees.
Present total cost is at about $87
  • 1 × USB Boarduino $25
  • 1 × Half Size Breadboard $5
  • 1 × N-Channel MOSFET 30v 60A $1.75
  • 1 × TMP006 breakout $14.95
  • 2 × Electric Heating pad 10cm x 5 cm $7.80

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c.lamport wrote 04/30/2015 at 14:04 point

I'm interested in making one of these, are there any more details on this?

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