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Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 5 years ago12 replieslatest reply 8 months ago1810 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...

people detectors using antenna

Started by moscardo 2 months ago12 views
Hi guys,after after coming across a 2004 installation by Carsten Nicolai titled "anti" where he used a theremin as an element for presence sensing, I was wondering...

EMC and Crystal Oscillators

Started by EEFmc7 2 months ago1 replylatest reply 2 months ago11 views
I am designing an acquisition system that has two parts, a hub and an acquisition part that collects the signals. The two parts communicate through FPGA Serdes.The...

Very low op voltage low current SMPS

Started by johnpote 3 months ago5 replieslatest reply 3 months ago19 views
Hi everyone,Just wondered if any of you have ideas on designing a very low voltage low power SMPS. It's for a 1 off home build fun project for my shed. I've inherited...

motorola HC05 mask sets

Started by danielek 4 months ago2 replieslatest reply 4 months ago28 views
Hi all,I am a hardware repair technician, and deal with the below MCU with mask sets: Im in need of some help of possibly an engineer that may know?MC68HC705X32...

Serial Peripheral Interface. Master/Slave with FIFO

Started by Ali23 8 months ago1 replylatest reply 8 months ago32 views
Dear Forum participants,I am working on an implementation SPI hardware interface in VIVADO. I have already read a lot of basic information about it.My planThe bus...

Triac not triggering

Started by Julian104 9 months ago1 replylatest reply 9 months ago30 views
I am trying to reproduce an electric fence unit that was discarded by a neighbour. It was left open in all weathers and very muddy. I've cleaned it enough to identify...

Audio system - wrong caps installed at factory?

Started by SpiderKenny 11 months ago5 replieslatest reply 11 months ago29 views
I do some pro-bono repairs from time to time.This week I had a sound desk from a local church in to look at. It's a digital desk with automated-everything - but...

Single channel synchronous rectifier

Started by sbkenn 11 months ago4 replieslatest reply 11 months ago25 views
I posted this as part of a previous note:  Is anyone aware of an integrated single channel synchronous rectifier ?  I want to turn on a MosFET whenever the parasitic...

Programable monostable

Started by sbkenn 12 months ago2 replieslatest reply 11 months ago40 views
Hi.  Is anyone aware of a programmable monostable from about 100nS pulse width, upwards.Is anyone aware of a MOSFet that incorporates a control for synchronous...

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