Estimate battery run-time in real-time

Started by dudelsound 11 months ago3 replieslatest reply 11 months ago148 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 1 year ago6 replieslatest reply 11 months ago101 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 1 year ago6 replieslatest reply 1 year ago79 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 1 year ago16 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 2 years ago5 replieslatest reply 1 year ago284 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...

Cross talk in ADC channel due to noise on PCB

Started by fatimak 1 year ago5 replieslatest reply 1 year ago137 views
Hi,    I am working on a board with 4 Dual-Channel ADC ADS42LB69 and though the ADC has a 100 dB channel isolation the cross talk on the channels due to PCB noise...

Regarding current limiting series resistor

Started by sgeorge979 1 year ago3 replieslatest reply 1 year ago104 views
Hi All,I am writing regarding an article that I read, "Protecting Inputs in Digital Electronics" written by Solutions Cubed, Inc.in Digi-Key's technical library,...

New Email Notifications System

Started by stephaneb 3 years ago5 replieslatest reply 2 years ago178 views
If I implemented the new email notification system well, this new thread should trigger an email notification to all members who have been approved to participate...

AGC for ZigBee, Wifi and Bluetooth in Commercial Cell Phones

Started by cogwsn 2 years ago7 replieslatest reply 2 years ago160 views
Hi, In the commercial cell phones mostly we have WiFi, ZigBee and Bluetooth working. I was wondering if they use the same RF front end for sampling the signals...

Embedded World Videos Now Online

Started by stephaneb 2 years ago126 views
Maybe you've seen my latest blog post?  Producing these videos has been very fun and I plan on doing many more in the future.  If you only have a couple of minutes,...

Registering will allow you to participate to the forums on ALL the related sites and give you access to all pdf downloads.

Sign up

I agree with the terms of use and privacy policy.

Subscribe to occasional newsletter. VERY easy to unsubscribe.
or Sign in