WhereAVR

by goboxgizmos.

2 layer board of 3.95x1.72 inches (100.25x43.69 mm).
Shared on February 2nd, 2014 15:58.

AVR based APRS Tracker

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blink

by ozzloy.

2 layer board of 1.01x1.00 inches (25.55x25.53 mm).
Shared on February 2nd, 2014 03:37.

getting to blinky http://youtu.be/iTyi3RvNoB0

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Moo 1.1 Programmer

by siahman.

2 layer board of 0.90x0.90 inches (22.91x22.86 mm).
Shared on February 2nd, 2014 03:05.

Moo 1.1 Programmer

This board programs the Moo 1.1 from the SPQR group at the University of Michigan.

From the UMASS Moo site:

“The UMass Moo is a passive Computational RFID that harvests RFID reader energy from the UHF band, communicates with an RFID reader, and processes data from its onboard temperature sensor and accelerometer. Its function can be extended with its general-purpose I/Os, serial buses, and 12-bit ADC/DAC ports. The Moo provides a RFID-scale, fully programmable, batteryless sensing platform. The programs execute on an MSP430 microcontroller. The Moo 1.0 derives from the open source Intel DL WISP 4.1. Why is it called the Moo? It’s the beefiest embedded platform in its class with the most code space and RAM for the least energy. The device also resembles a longhorn steer.”

Bill Of Materials:

Digi-Key Part Number Description Quantity
ED8650-ND CONN HEADER RT ANG 50POS .050 1

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Arduino Spectrum Analyzer Shield

by siahman.

2 layer board of 2.12x2.37 inches (53.77x60.10 mm).
Shared on February 2nd, 2014 02:48.

Arduino Shield Graphic Equalizer Display Filter Breakout - MSGEQ7

This simple board breaks out the MSEQ7 according to the application notes, and fits nicely on top of an arduino Currently this is for through hole parts for ease of soldering, look for the SMD version soon.

Bill Of Materials:

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Spectrum Analyzer

by siahman.

2 layer board of 1.92x0.97 inches (48.69x24.56 mm).
Shared on February 2nd, 2014 02:48.

Graphic Equalizer Display Filter Breakout - MSGEQ7

Audio equalizer for use with graphic displays. This simple board breaks out the MSEQ7 according to the application notes, but is not Arduino specific. Currently this is for through hole parts for ease of soldering, look for the SMD version soon.

Pinout:

  • LT - Left analog input, use STR and RST to get each band (0-6) of the audio spectrum
  • RT - Right analog input, use STR and RST to get each band (0-6) of the audio spectrum
  • STR - Strobe digital output, controls the strobe of the equalizer IC
  • RST - Reset digital output, controls the reset of the equalizer IC

Bill Of Materials:

  • 33pF PTH Ceramic Capacitor x2
  • 0.1uF PTH Ceramic Capacitor x4
  • 1000pF PTH Ceramic Capacitor x2
  • 200kOhm PTH Resistor x2
  • Stereo Audio Jack 3.5mm x1
  • MSEQ7 IC x2

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