Hi Dave, Suggest you consider using solid state relay driven by Basic Stamp. Believe you have arcing problems which are welding the contacts shut (closed)....
burtsz@...
Mar 1, 2001 12:51 pm
9086
HI I'm attempting to put together an OEM BS2 downloaded from the Parallax site I'm having trouble getting hold of the MN13811 There seems to be no UK...
Christopher_Hill@...
Mar 1, 2001 2:04 pm
9087
Need some help with a Mosfet. I'm preparing to enter a fire fighting contest using my Board of Education. The Bot rolls navigates the rooms just fine, but I...
david cousins
cuz_hsv@...
Mar 1, 2001 2:18 pm
9088
Hi I'm looking for the cheapest way of sending temperature readings from rooms all around my house to control my zonal central heating system. I'm looking for...
Christopher_Hill@...
Mar 1, 2001 2:22 pm
9089
In a message dated 3/1/01 8:23:48 AM Central Standard Time, ... Wireless is going to drive up your cost-per-sensor and is not without its problems. What about...
jonwms@...
Mar 1, 2001 2:27 pm
9090
Is the Basic Stamp experiencing a brownout? If the voltage supply is dropping too low, the Basic Stamp will reset itself. Perhaps when the motor runs, it is...
Paul Verhage
pverhage@...
Mar 1, 2001 2:29 pm
9091
Wiring is the problem hense wireless requirement. Cheers Chris ... related ... converted to ... that ... Room ... without its ... sensor. Dallas ... control...
Christopher_Hill@...
Mar 1, 2001 2:36 pm
9092
Yes, I would say it is browning out. I didn't add that info in the first post because I didn't think it was important. Keep in mind that the BOE powers the...
cuz_hsv@...
Mar 1, 2001 2:42 pm
9093
So ... the next question is where to find these specs? I know you can find specs. from many manufacturers, but where do I go to find specs on a ...
M. D. Miller
mdmiller2@...
Mar 1, 2001 3:10 pm
9094
Nearly all of the major guys make JEDEC parts and will have data sheets for them (that 2N2222 is a JEDEC number which stands for something, but I don't know...
Al Williams
alw@...
Mar 1, 2001 3:25 pm
9095
... If it's a brownout, it doesn't hurt the BS2. But it will continually restart the program. Use a seperate battery for the BS2, or add a 3300uF cap between...
Paul Verhage
pverhage@...
Mar 1, 2001 4:18 pm
9096
Dear Charlie, Yes, in fact, I think one of your New Zealand counterparts is doing this in Dunedin. Check with Terry Morris at ...
Ken Gracey
kgracey@...
Mar 1, 2001 4:19 pm
9097
I am trying to make a miniture airvalve (for use with a 2 inch pneumatic cylinder) that can be open and closed incrementally allowing for better control of the...
Matt Johnson
matt@...
Mar 1, 2001 4:25 pm
9098
Solenoid with a ratchet assembly attached to a ball valve. The solenoid opens the valve a little more on each stroke. Or, use multiple valves with different...
Rodent
daweasel@...
Mar 1, 2001 4:37 pm
9099
... I've seen relay contacts weld shut when they try to interrupt more current than they are rated for. DC interruption is harder than with AC current. You ...
Rob Weinstock
weinstro@...
Mar 1, 2001 4:40 pm
9100
I just happened to remember, several companies sell a dual fluid valve for fuel equipment that would net you three different flow rates from two valves. Don't...
Rodent
daweasel@...
Mar 1, 2001 4:46 pm
9101
... I'll plan on finishing up my recently-purchased copy of The Art of Electronics to get these details (when I need them). Thanks for all your help, Al. --...
M. D. Miller
mdmiller2@...
Mar 1, 2001 4:53 pm
9102
Matt, Check out a company called "proportional air" www.proportionair.com will get back to you later with more companies. David Fixemer I am trying to make a...
Production Technology...
fixemerd@...
Mar 1, 2001 4:56 pm
9103
The transistors are probably ok but just didn't have enough base drive to give you enough current to drive the relay. Try changing the resistor first and it...
Larry G. Nelson Sr.
nr@...
Mar 1, 2001 4:59 pm
9104
... Are you sure your transistor is ok, and didn't (or doesn't) get zapped under the load of the relay? Try removing the transistor and place a switch in its...
Beau Schwabe
bschwabe@...
Mar 1, 2001 5:18 pm
9105
Wouldnt you still need to have something driving the rachet assembly (like a servo or something). I have played with a solenoid but it is either on or off,...
Matt Johnson
matt@...
Mar 1, 2001 5:20 pm
9106
also wilkerson @ www.wilkersoncorp.com go under the "whats new" read the third paragraph down "In addition . . . " also look at the picture at the bottom of...
Production Technology...
fixemerd@...
Mar 1, 2001 5:25 pm
9107
Think about one of those old time car bumper jacks. You raised the car one click at a time. Same theory here. The solenoid stroke and ratchet arm determines...
Rodent
daweasel@...
Mar 1, 2001 5:30 pm
9108
Hi everyone. I'm using a BS2 with a ds1302 time chip. In the example from parallax's web site it states that this chip can be powered with a cap to retain its...
charlieb83@...
Mar 1, 2001 5:31 pm
9109
... .. ... Hi Gene, Here is an alternative program for checking all the doors, that runs faster by using the NCD operator for all the branching. This one can ...
Tracy Allen
tracy@...
Mar 1, 2001 5:32 pm
9110
Usually a clock chip will revert back to a specific date / time if it loses power. Might try finding out what this is and check it when your program starts. On...
Rodent
daweasel@...
Mar 1, 2001 5:40 pm
9111
When ever I download to the Stamp with the editor with the DEBUG command in the code, the editor (stampw.exe) locks up right after the Debug window pops up,...
martin@...
Mar 1, 2001 6:06 pm
9112
... the ... when ... I'm glad it's not just me, I'm running NT4 and have exactly the same thing, Annoying isn't it! JUST REMEMBER TO SAVE BEFORE RUNNING.... ...
jonm@...
Mar 1, 2001 6:10 pm
9113
... Matt, Finally something on the list I can say something about! IF your final goal to control the speed at which the pneumatic cylinder extends and returns,...
Rus Hardy
rushardy@...
Mar 1, 2001 6:12 pm
9114
Has anyone used a sound card system to record microphone input? What I'd like to do is to get a sound wave into the Stamp and do some analysis of the wave, but...
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