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Redemption game ticket dispenser

(6)
I appreciate your input fellas. I did overlook the zener. Now I need to figure out the program. I replaced the socket in my very first Arduino with a Ziff so I
mark hubrich
6
posts
9:45 AM

What to pull from trashed microwave oven.....

(28)
Hi everybody, I would like to point out on something that no one mentioned so far. Pay attention on the microwave oven door. It has very fine holes and can be
Vesselin Zhelezov
28
posts
May 26

Air-cooled motor

(8)
Dave That's a plastic support frame to support there motor windings that insert into the motor lamination's. Nothing special about it. Don H Industrial
Scrolling8
8
posts
May 24

Industrial long-distance beam-type infrared sensors

(11)
Your scheme of tying the open collector outputs together sounds electronically sound, but you may want to give some more thought to the way you do it. If the
Paul Alciatore
11
posts
May 22

monitor 120 VAC relay w arduino

(3)
Easiest would be to use a spare, unused pair of contacts on the relay. Are these really relays that control your motors? Usually theyƆre contactors (glorified
DaveC
3
posts
May 13

Trying to find datasheet for Ancient Op Amp

(12)
Definitely does not match the data sheet I uploaded. Total mystery here.
Paul Alciatore
12
posts
May 10

New file uploaded to Electronics_101

(466)
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Electronics_101 group. File : /1 -
Electronics_101@yahoogroups.com
466
posts
May 6

miniPCI dummy board

(3)
How about these: http://www.ebay.com/itm/PROTOTYPE-PCB-FR4-PTH-6-9-x-4-5-PCI-SLOT-Double-Side -Universal-Board-10-/271275986731?pt=LH_DefaultDomain_0
Paul
3
posts
May 6

Help regarding 220 AC triggering of 3V DC musical door bell

(7)
Probably unsafe with the parts you described, but hey, I don't care. ST
Stefan Trethan
7
posts
May 4

How to create -10v to +10v servo drive control signal

(7)
This is perfect thanks!!! On Sun, May 3, 2015 at 3:00 PM, Howard Hansen hrhan@att.net ... This is perfect thanks!!! On Sun, May 3, 2015 at 3:00 PM, Howard
mark hubrich
7
posts
May 3

Ground plane over noisy signal?

(8)
What you really want to absorb the inductive kick-back, is something to dissipate the energy; i.e., some resistance. A diode tends to allow the coil current to
Andy
8
posts
Apr 28

did my microwave just die?

(16)
I Just fixed my Mom's microwave with same symptoms. Had to remove the control board. This control board also had the display attached to it. I found a bad
Lou Carta
16
posts
Apr 21

uController & RS-232

(43)
I come across such in industrial use, and the more robust cousin, RS-422. LAN as well. USB is becoming more prevalent, though it has distance limits. These
fmfvt
43
posts
Apr 14

that 220v/1w zener...

(16)
Go to Jameco Electronics and order their P/N 1305818 which is manufactured by On Semi, and whose P/N is 1n5288BG..a 200v +- 5% 5 watt zener diode in stock.
Frank Mead
16
posts
Apr 9

Need to "dump" about 10 amps at 80 volts

(17)
That may work, but it still has to dissipate 800 Watts of heat. Big transistors or FETs and a big heat sink. Resistors are probably cheaper and more reliable.
epa_iii
17
posts
Apr 6
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