Hobby Electronics Basics

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decorative lights

hi there,i m a student of electronics and always wondered how the dancing lights work.i mean how are they wired to go o...
2 comments posted 20yrs
posted by mohnish745
2 comments posted 20yrs posted by mohnish745

How to calculate a battery capacity

I'm working on a project in wich I need to have a system running 24hrs a day , power supply will be solar panels feedin...
9 comments posted 20yrs
posted by bitxbit
9 comments posted 20yrs posted by bitxbit

Belts joints

Dear Sir, How r u ??? Can you tell me why we make the joint of belt conveyors on angles ???. Why we do not make belt jo...
4 comments posted 20yrs
posted by shafiullah.shafi
4 comments posted 20yrs posted by shafiullah.shafi

RX/TX modules

Hi, I would like to know more about RF Transmitters/Receivers to provide wireless communications from one low voltage d...
11 comments posted 20yrs
posted by jst3712
11 comments posted 20yrs posted by jst3712

Wireless RS232

I'd like to accomplish wireless RS232 between two computers running hyperterminal or procom without any additional soft...
7 comments posted 20yrs
posted by bborb
7 comments posted 20yrs posted by bborb

Battery Level Monitor

Hi, I'd like to create a 12V battery monitor and interface it to a PICAXE-08M running at 3.3V. What would be the best w...
3 comments posted 20yrs
posted by mqiqcqhqaqeqlqhqiqmqsq
3 comments posted 20yrs posted by mqiqcqhqaqeqlqhqiqmqsq

not all frequencies from a cellular's headset

Hi I just bought a new O2 atom cell phone and I cannot hear all frequencies via the headset. ( I can hear music ok from...
2 comments posted 20yrs
posted by interuser
2 comments posted 20yrs posted by interuser

A/D code on a PIC

I can't get the A/D inputs to work. What blindingly-obvious thing am I missing? #include config LVP = OFF config XINST...
12 comments posted 20yrs
posted by randy.day
12 comments posted 20yrs posted by randy.day

Easy Prog

hello, i just bought the easyProg board from http://www.embedinc.com/easyprog/ I bought the PCB board from thm and orde...
1 comments posted 20yrs
posted by lerameur
1 comments posted 20yrs posted by lerameur

reading a capacitor

hello, I am trying to read a capacitor I just purchased from digikey. it says on the package 22PF ceramic 5%. But when...
5 comments posted 20yrs
posted by lerameur
5 comments posted 20yrs posted by lerameur

Digital Optical Frequency Modulation

Hi: How is optical frequency modulation acheived? Is it a change in the wavelength of the light being transmitted throu...
9 comments posted 20yrs
posted by glucegen1
9 comments posted 20yrs posted by glucegen1