They are desingned to be used in reverse bias. Sounds like that that one is wired correctly, but unless you take a meter and read a positive voltage to the...
80383
Stefan Trethan
stefan_trethan
Jan 29, 2013 12:31 pm
Photodiodes can be used both ways, reverse biased or as a solar cell. Dave, you still working on that same shredder? ST...
80384
Larry Beaty
beatysmills
Jan 29, 2013 3:22 pm
The photo diode should be reversed biased. Larry From: Electronics_101@yahoogroups.com [mailto:Electronics_101@yahoogroups.com] On Behalf Of Dave C Sent:...
80385
Larry Beaty
beatysmills
Jan 29, 2013 3:24 pm
Rick, You go boy! Our country needs more Builders! However you do it, DO IT! Larry From: Electronics_101@yahoogroups.com ...
80386
Rick Sparber
rgsparber
Jan 29, 2013 3:40 pm
Larry, I completely agree. Towards this end, I team-teach a hands on engineering class at a local community college. The students learn the basics of designing...
80387
Dave C
davec2468
Jan 29, 2013 4:39 pm
Photodiodes can be used both ways, reverse biased or as a solar cell. Thanks. Dave, you still working on that same shredder? ST Yes Stefan, getting back to it....
80388
Kerim F
ahumanbeing2000
Jan 29, 2013 6:08 pm
Well... a photodiode could be biased with 0V (actually very close to zero) when used in an opamp inverting amplifier....
80390
Engr. Rehmat Hazara
engr.rehmat
Jan 30, 2013 7:13 am
Assalam-o-Alaikum, i have connected that through USB to serial converter, and when i am connecting it is showing COM1. i am using windows not Linux. the...
80391
rtstofer
Jan 30, 2013 6:57 pm
... Without a manual, I can't help very much. I checked the web site and there was no link to a manual. Apparently everything is on the CD that comes with...
80392
Howard Hansen
hrh1818
Jan 30, 2013 6:59 pm
... If your trainer software is like the Arduino IDE there should be a menu item that lets you select the COM Port. Hence check to see if your trainer IDE is...
80393
smilingcat90254
Jan 30, 2013 7:43 pm
Well lets get few things straightened out here. You can run the photodiode in one of two modes. As a solar cell, aka photovoltaic mode. No bias voltage is...
80394
revelation.designs
revelation.d...
Jan 31, 2013 8:21 am
Hi Rehmat, verify that your USB serial port is assigned COM1 using device manager in control panel. If not the you can (sometimes) overide the selection made...
80395
Jong Kung
jongkung01
Jan 31, 2013 12:40 pm
Not all USB to serial design are created equal. They all work to communicate, but it seems that when they are used for other purposes (like programming chips)...
80396
Dave C
davec2468
Feb 1, 2013 12:02 am
If anyone has need of one: <http://sfbay.craigslist.org/eby/ele/3585142927.html> In the San Francisco area... Dave...
80397
Engr. Rehmat Hazara
engr.rehmat
Feb 1, 2013 2:08 am
Assalam-o-Alaikum, dear brother , this is the schematic. no manuel is on CD, to get help kind regards Engr. Rehmat Ullah ________________________________ From:...
80398
Steve Wiseman
insane_regis...
Feb 1, 2013 9:29 am
... How are you supposed to line the BGA up with these things? Or is the theory that you just flux and reflow already soldered chips, without moving them? The...
80399
rtstofer
Feb 1, 2013 8:47 pm
... There is often an outline on the silkscreen layer. Further, it probably doesn't matter if it is aligned perfectly since surface tension will float the...
80400
Frantisek Prochazka
frpr666
Feb 1, 2013 9:48 pm
Hello, I'm looking for the schematic for analog multimeter Voltcraft VC-5070. Please do you know some websites about various schematics? I have bought one at...
80401
CharlesD
intellstat
Feb 2, 2013 12:54 am
What do you guys do for prototyping (or building...) small circuits? I can and have ordered some 4.5"x6.5" board from digikey with 3 pad format and .3" between...
80402
rtstofer
Feb 2, 2013 2:15 am
... There are all kinds of prototype boards here: ...
80403
Ross McKenzie
ross_valusoft
Feb 2, 2013 2:41 am
Hi Charles, At my end of the experience spectrum, I tend to always design and etch my own pcb at home ... even for prototyping small commercial projects while...
80404
Dave C
davec2468
Feb 2, 2013 7:07 am
... -=-=-=- One project, including code: oven.pdf While this one uses MATLAB to program the controller, this report describes very well the design and build...
80405
Dave C
davec2468
Feb 2, 2013 7:14 am
... Nuts & Volts magazine had an article describing a complete project (including code for PIC, I think), but their site is pretty limited in searching unless...
Charles, I use ExpressPCB to make my prototype boards. They give you a 2 ½ X 3.8” board times three. I can put several projects on the small board. I use...
80408
rtstofer
Feb 2, 2013 2:49 pm
... As you said, there are a lot of these projects around. I have decided to use the Black & Decker InfraWave oven after seeing it on YouTube. For the...
80409
Electronics_101@yahoo...
Feb 2, 2013 8:22 pm
This note is sent monthly to the membership as a friendly reminder. WE ARE HERE TO HELP! However, we do ask that you keep a couple things in mind. #1, We are...
80410
Electronics_101@yahoo...
Feb 2, 2013 8:22 pm
The biggest mistake newbies make is an unintentional lack of tact caused by excitement at having found a bunch of people who share their interest in...
80411
Dave C
davec2468
Feb 3, 2013 6:33 am
... How about this Panasonic? :: http://shop.panasonic.com/shop/model/NB-G110P What are the different heating elements used in the IR oven vs. the convection...
80412
Michael
mmk_tsm
Feb 3, 2013 8:39 am
Is there some way you can leave more messages on the Home page of the group??? Once message topics fall out off the home page, they fall out of peoples...
