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Audio-gd NFB-12

These are picture of the inside and outside of my Audio-gd NFB-12. Also pictured are the modifications I applied to my unit.

1 - 13 of 13 photos

Breathing holes I pierced in my Audio-gd NFB-12. They are forming a golden spiral. The holes gets smaller as the radius shortens.

Jun 29, 2012

Breathing holes I pierced in my Audio-gd NFB-12. They are forming a golden spiral. The holes gets smaller as the radius shortens.

Jun 29, 2012

Drawings of the golden spirals on which I pierced the breathing holes.

Jun 29, 2012

Alternate drawing cropped and scaled to fit on the top cover. Modified from http://www.etereaestudios.com/worksweb/nbyn/wip/fibonacci.gif

Jun 29, 2012

Audio-gd NFB-12 with low intensity orange LED. Notice the cover is higher. I placed washers between it and the case to have a 1mm gap where air can flow.

Apr 1, 2012

Audio-gd NFB-12. Holes drilled in the bottom of the case, bellow the circuit board. These holes, along a gap in the cover, allow the unit to breathe.

Apr 1, 2012

Main board of the NB-12 pulled out of the enclosure. The back panel is still attached because you cannot remove it without desoldering wires.

Jun 19, 2012

Audio-gd NFB-12, underside of the circuit board.

Apr 1, 2012

Underside of Audio-gd NFB-12 board.

Apr 1, 2012

Voltage settings on the Audio-gd NFB-12. The configuration of these jumpers let you chose between 120v and 240v main voltage.

Apr 1, 2012

Audio-gd NFB-12 with stock LED

Mar 18, 2012

Audio-gd NFB-12 with dimmed LED. I stuffed the corner of a white packing peanut into the hole of the LED.

Mar 18, 2012

Resistors setting up the gain on the Audio-gd NFB-12.

Jun 19, 2012

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