Hi. It WORKS! hahahahaha! wow, thank you for your help! I always feel like Dr. Frankenstien, when i flip that switch and the robot takes off. what a great...
59476
dociledragons
May 20, 2009 4:16 pm
... Would that fade up when power is applied then fade down when power is disconnected.? If not then thats not what I need....
59477
caleb pearson
caleborp
May 20, 2009 10:14 pm
Right now its all on the breadboard. Heres a link to the AC244 Datasheet. http://pdf1.alldatasheet.com/datasheet-pdf/view/170443/ONSEMI/AC244.html I'm using...
59478
caleb pearson
caleborp
May 20, 2009 10:17 pm
Oop! Sorry, its a regulated bench supply. I dont ahve a oscilloscope so i cannot tell how well regulated, but It seems to be of fairly good quality. To:...
59479
beam@yahoogroups.com
May 20, 2009 10:45 pm
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the beam group. File : /LEDFader.jpg ...
59480
telefox
May 20, 2009 11:23 pm
Do you want the LED to remain on while power is applied? I thought, and it looks like Matt did also, that you wanted an LED which would fade on and off...
59481
www.nextsapiens
May 21, 2009 10:39 am
Wrkshop/Indstrial Traning-Image Processig,Robotics IMAGE PROCESSING & ROBOTICS - Industry oriented Training/Workshop program in the field of Embedded systems...
59482
nanobot9000
May 21, 2009 1:47 pm
I stumbled upon this servo recently that I thought it might make a great tiny walker/crawler. It is the Cirrus CS-3 Micro Joule Servo and here are the specs. ...
59483
dociledragons
May 21, 2009 1:58 pm
So, I love the way you explained your circuit but I had made one simular just diff values and it didn't work very well. such as the LED didn't go fully out....
59484
telefox
May 21, 2009 9:44 pm
The schematic you just posted has the 12V supply connected in two places, so you'd have to switch both off before the LED would go out completely. When there's...
59485
dociledragons
May 21, 2009 9:49 pm
... Yes, I disconnected the power from both. duh lol..jk. I will give yours a try as I tried changing R1 And R2 several ways....
59486
telefox
May 21, 2009 10:17 pm
If it takes too long no matter how you balance the resistors you can either reduce the size of C1 or wire a 3rd resistor between the two capacitor lead. If you...
59487
David Calkins
askelad
May 22, 2009 2:50 am
Register today! It's still the biggest robot competition, with more events than any one person could possibly compete in. So pick your events and register...
59488
Bijendra Rana
www.nextsapiens
May 22, 2009 5:08 am
Workshop/Industrial Training-Image Processing,Robotics [b] [navy]IMAGE PROCESSING & ROBOTICS[/navy][/b] - Industry oriented Training/Workshop program in the...
59489
Dr. G. Venkatesh
venkidoc
May 22, 2009 8:52 am
Bijendra et al.,-- This is a discussion group. Post if you have something to help someone in a relevent manner to this Group. If you have'nt grasped it yet,...
59490
wilf_nv
May 22, 2009 6:01 pm
Is it ok to have a circuit that is connected between +12V and Gnd but which draws no current when the LED is off? Are you using a toggle switch or a push ON,...
59491
Ben Micklin
kcimb@...
May 22, 2009 8:37 pm
Back in the day when I ran a robot store I would buy 50 packs of pager motors straight from Japan off ebay...for like 35 cents each then sell them,...
59492
telefox
May 22, 2009 11:12 pm
... If the above is true a single transistor circuit would be quite effective: LED + limiting resistor on the collector, timing RC on the base....
59493
beam@yahoogroups.com
May 23, 2009 4:26 am
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the beam group. File : /wilf_nv/pumm4.gif...
59494
wilf_nv
May 23, 2009 3:28 pm
To answer my own question, I posted the fade in, fade out circuit (pumm4), the operation of which I will describe here. The circuit has several functions: 1) A...
59495
dentykkedreng
May 24, 2009 5:54 pm
Hi I'm new to this forum and BEAM in general. I have been searching the group for help with my problem, but I not found an answer. Hopefully some of all the...
59496
wilf_nv
May 25, 2009 12:21 am
I can suggest several possible causes. For example, if the coil is wired backwards it will cause poor performance. Try reversing the coil leads or turn the...
59497
Nigel
nigeljoyce2000
May 25, 2009 3:41 am
It sounds to me like you have the LED in backwards and are using a constant power supply. If you are using a solar panel, what is the Voltage and Current it's...
59498
Nigel
nigeljoyce2000
May 25, 2009 10:55 pm
Antigun BS? Oh, I found an effective use for the panel. It works quite well as a magbot powersource. In the dancing BEAM bot thread, a couple of readers asked...
59499
jabmechtech
May 25, 2009 11:35 pm
hello I finsihed the L293D 74ac14, photovore. thanks for all the help with this. One of these days I'll get it. http://www.youtube.com/watch?v=cvqXtkoJ9FA ...
59500
dentykkedreng
May 26, 2009 6:21 pm
... Thanks for the responses I have received. I haven't been able try anything until today, as my work requires me to do actual work :) Anyway, my circuit is...
59501
telefox
May 26, 2009 10:45 pm
... This is pretty typical of what you see when trying to read an AC signal with a DC voltage meter. If you have a multimeter or voltmeter that does AC as well...
59502
Harold Ilano
haroldilano
May 29, 2009 6:04 pm
HI! Ok, sorry for the late reply. Just busy at work, hehe! Anyways, try to use hobby servo motors or better and observe. Try also to remove the stacked IC one...
59503
jabmechtech
May 31, 2009 6:06 pm
hi. this is a vedio of the L293D-74AC14 (dozer) robot, 'Tank' ( untill we can think of somthing better), and his new freinds, I placed our wall-e toys around...
59504
praetorious
Jun 1, 2009 5:24 am
Hey all, Was wondering if there was a way to test for the polarity of a capacitor. I've got this nice 10uF tantalum, but it's unmarked. Just wanted to know if...
