Headphone AMP V2

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2 layer board of 2.89x2.75 inches (73.36x69.85 mm).
Shared on December 20th, 2015 19:34.

second version on the 12AU7 tube amp headphone amp

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Headlamp V3

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2 layer board of 2.55x1.20 inches (64.80x30.48 mm).
Shared on April 18th, 2015 20:23.

only change from V2 is there is thermal support for the LED drivers.

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2 layer board of 2.55x1.20 inches (64.80x30.48 mm).
Shared on April 18th, 2015 19:08.

2nd version, made room for LED lenses, covered via’s, better thermal contact areas, and decreased size.

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2 layer board of 2.24x1.30 inches (56.82x33.02 mm).
Shared on February 1st, 2015 00:02.

This is an adjustable, dual polarity, power supply running from batteries. Using the LM317 and LM337. Should supply +/-9 volts to +/-15 volts.

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2 layer board of 1.98x1.98 inches (50.22x50.22 mm).
Shared on October 20th, 2014 01:34.

Updated Sew-able breakout for the RFduino Module.

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