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Type: Posts; User: pblanos

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    Closed: [Moved]: PPG Setup with Bluetooth

    Hi to all,

    I work on a Photoplethysmography (PPG) Project with a customised Optoelectronic Sensor to monitor vital signs where I acquire the signals (PPG + Accelerometer) from the sensor to a...
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    Closed: Lilypad Arduino USB + HC-05

    Hi,

    I am trying to make a dual-side PCB by combining at one side the Lilypad Arduino USB (without the pins except + and - ) and one the other side the HC-05. I am trying to make this PCB as small...
  3. Closed: Multiple PCB Combination into a single PCB

    Hello,

    I have a circuit arrangement project with different parts for a prototype portable device which you can find attached. I would like to make a single pcb out of this circuit so that I can...
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    Closed: Re: 5V Step-Up Voltage Regulator

    thanks for the quick reply, just realized how simple my question was!
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    Closed: 5V Step-Up Voltage Regulator

    Hello,

    how do I connect this 5V Step-Up Voltage Regulator with a LiPoly Battery of 3.7V on a breadboard?


    Thanks in advance
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    Closed: Re: Battery Replacement for small project

    How can I measure the Vin (min) that my circuit requires in order to see if 3.7V source is capable of supplying sufficient voltage amount?
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    Closed: Re: Battery Replacement for small project

    It is actually working perfectly the way it is connected now, I just want to replace the 9V battery with a 3.7 rechargeable LiPo one.
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    Closed: Battery Replacement for small project

    Hi I have connected a https://www.sparkfun.com/products/10999 with a http://www.seeedstudio.com/wiki/index.php?title=Bluetooth_Shield for a small project

    The circuit that has been created is shown...
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