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Bipolar OPAMP Circuit

(7)
Thank you!!! Yes all of the micros in my collection have DAC in them. "Inverting Summing Amplifier" is the missing piece to my puzzle. Trial and error is my
mark hubrich
7
posts
4:26 AM

PART 2: Need help on a Voltage Regulator

(3)
Thanks for the response Donald. And, you’re EXACTLY right. I was wondering- based on the specs- IF the circuit would “unlatch” after the thresh hold was
Darral
3
posts
Aug 28

old motor (electric fan) and current flow Q...

(14)
Jong, the Audi is meant to be driven fast enough so the fan isn't needed ;-) ST On Tue, Aug 25, 2015 at 3:37 AM, Jong Kung jongkung01@yahoo.com
Stefan Trethan
14
posts
Aug 25

ADE-1-24

(5)
This is the answer I received fro Mini-circuits . So the part was developed as a "special series " for a customer and therefore can't hold the specifications .
feuggelenbe
5
posts
Aug 25

differential power supplies (i.e. -5V, 0V, +5V)... is this the same

(9)
I think I understand what you are trying to do but I don't see why you want to do it. It is pretty easy to get power modules that output +-5 (or +-15) around
rtstofer
9
posts
Aug 22

Need help on a Voltage Regulator

(16)
Everything is pretty much settled and I had ordered the Over-charge/Over-discharge protection circuit on eBay from China. I think someone recommended it. The
Darral
16
posts
Aug 15

AC vs DC switches

(18)
We were close...I was using 6 and you 10. I would stick with yours for more of a safety factor. I tried to find a “min Voltage” for a switch and so far
Darral
18
posts
Aug 11

Low Voltage Lighting Issue

(9)
... You can not use 12 volt bulbs. Yes the will burn out to quickly. I didn't see any 24 candelabra bulbs at the link I provided. As an alternate you could
Howard Hansen
9
posts
Aug 10

Battery fact...or myth??

(4)
Makes sense what you said. But I”ve never heard of anyone having a problem either. ALL of the lipos in use can have up to 4-5X more capacity than the
Darral
4
posts
Aug 10

ESR & Quiescent voltage concerning the Regulators (LM2940)

(6)
Is it still? I thought they are now stuffed full with chinese gyrosopes and stuff that basically nail them to whichever spot in the air you park them at. ST On
Stefan Trethan
6
posts
Aug 10

Driving optocouplers

(21)
I used the 4N25. dc -=-=-=-
DaveC
21
posts
Aug 7

IC Heat question

(51)
Again, I believe that’s perfect as the TX sounds the alarm at apx 8.5V but I never allow the TX to go that far. But again, this would be to protect the
Darral
51
posts
Aug 7

Ground loops and underground CAT5E

(30)
... The situation I had to deal with lately was in a building with a metal roof that _does_ have lightning rods. I'm not entirely certain how the surge that
Roy J. Tellason, Sr.
30
posts
Jul 14

Question on MOV's for surge protection

(27)
Well at least I am not the only one that gets these surprises. I feel better now because after all, I am in the lightning capitol of the US and you guys are
Dave
27
posts
Jul 12

bidirectional power meter

(34)
Ah, I see now! ST On Thu, Jul 9, 2015 at 6:34 PM, rstofer@pacbell.net [Electronics_101]
Stefan Trethan
34
posts
Jul 9
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