Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 1 year ago7 replieslatest reply 2 months ago543 views
It's been a few months since the launch of the new forums.  Here are a few thoughts. The thumbsup and beer buttons    If there is one thing that could have a...

Greatest Conferences?

Started by stephaneb 2 weeks ago4 replieslatest reply 2 weeks ago247 views
I have been juggling with the idea to organize a DSP+Embedded+FPGA conference for a while now.  But I won't do it until I feel I can organize an event where everyone...

Help with reverse polarity(strange) SMA connector

Started by cogwsn 3 weeks ago7 replieslatest reply 2 weeks ago67 views
Hi, I purchased a Digikey ZigBee module and it has a very strange SMA connector(pic-a). Although they have provided an antenna with the module, which is designed...

USB connect to MSP430 Launchpad influence input voltage

Started by vivitern 3 weeks ago2 replieslatest reply 3 weeks ago52 views
I'm trying to read an audio signal from an Android phone as a serial input to an MSP430G2553 (datasheet: http://www.kynix.com/uploadfiles/pdf65976/MSP430G2553IN20.pdf),...

Problem of Input voltage for LM4862 audio amplifier

Started by vivitern 4 weeks ago7 replieslatest reply 3 weeks ago83 views
I just started working on an embedded side project that requires me to pump .wav files through headphones.My main microcontroller is a PIC32, and my audio amplifier...

Estimate battery run-time in real-time

Started by dudelsound 1 month ago3 replieslatest reply 1 month ago100 views
Hi everybodyI have an interesting problem to solve. I am working on a product that runs on two AA-batteries - could be alkaline or NiMH (or Lithium or NiCd, but...

Behringer BXL1800A Ultrabass Amplifier

Started by Rayonthetrack 3 months ago6 replieslatest reply 1 month ago36 views
Hey Guys,I am an amateur electronics hobbyist working on a repair to this bass amp. The problem when I initially received the amp was the output sounding from the...

Power supply for router.

Started by casperPro 3 months ago6 replieslatest reply 2 months ago55 views
Hi,        I am trying to power an AR9331 router using a power supply I have made. The AR9331 requires a 3.3V supply. My power supply takes 12V as input,...

Ultrasonic 2/5 KW Power Amplifiers

Started by naumankalia 3 months ago10 views
Hi allI am searching some commercially available industrial grade power amplifiers:1.In the frequency range of 80 KHz to 140 KHz with output power of 2 KW to 50...

ZigBee Preamble

Started by cogwsn 10 months ago5 replieslatest reply 7 months ago184 views
Hello, In ZigBee (802.15.4), is there a preamble like WiFi (STS, LTS). I have not studied much details, but from first view it looks like there are sequence of...

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