Latest threads in Electronics Designshow only best voted threads
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Frequency-to-voltage converter, PLL with an AD650
I tried to reproduce fig.22, p.17 of the datasheet but the output voltage is always about +13 V The VCO alone (like fig.12) works up to about 1 MHz provided the input voltage is in the [-12:0] range....
10
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9 years ago
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10 | |
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isolated rectifier files
Here is a link to a folder containing the bridge rectifier model and subcircuit files along with the circuit .asc, so anyone interested can see how it operates in LTSpice. Aa?dl=0
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9 years ago
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Low temp solder past -
A long time ago there was a request for ideas on solder ultra thin copper wire that melted/dissolved with normal solder. This is too late to help with that request but might help if it comes up again....
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9 years ago
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Zobel Speaker RCs
How necessary are they really? How much of a problem is it if speaker Z rises at hf? I'm asking myself if I can get away with omitting them on small amplifiers. I omitted one on the little class A amp...
11
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9 years ago
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11 | |
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Tektronix field adjust software TDS400A
I'm in process of repairing an old TDS420 oscilloscope and have been searching in vain for the Field Calibration Software for this scope. I have the cal sw for the 500, 600, and 700 series but not for...
7
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9 years ago
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7 | |
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What part would do this? (optoelectronics)
Greetings gentlemen, I have a few classic SLR cameras that I'd like to bring out of retirement. I need to establish if the shutter speeds are still within spec (or not as is more likely after 35+...
43
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9 years ago
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43 | |
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LM386 & Spice
I need to sim an LM386 amp to see what decoupling caps are neded for stability on end of life batteries. Is there a Spice model for this anywhere? My LTSpice seems to lack any of the IC models I'm...
38
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9 years ago
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38 | |
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Differential absolute value circuit
So this is a circuit that buffers a differential input and provides an isolated absolute value output: Any thoughts or suggestions on how to improve it wrt speed, etc?
21
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9 years ago
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21 | |
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OT: hydrogen peroxide
Does anyone know of someplace online to buy small quantities of 30%+ hydrogen peroxide to experiment with PCB etching solutions? I have seen a few places but I really don't want to spend $150+ for 5...
21
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9 years ago
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Let the criticism begin
Mikek
2
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9 years ago
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OT; Something fishy here ;)
John Fields
11
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9 years ago
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11 | |
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Electric car - construction
Hi. I would like to hear your opinion regarding the controller setup. Controller that am planning to use is able to deliver 100A continually and 200 peak ( for 5 seconds ) on 72V. Controller has...
9
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9 years ago
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Help Picking Right Programming Tools
I need to pick a programming tool to plot some measurement data in real time. The data is transmitted from an instrument to a PC via Ethernet. Every second a new file is created on the PC HDD to store...
16
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9 years ago
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Protek 6500 RS-232 interface cable
Where can i get one? (lost mine in a move) The CD that came with the Protek indicates its for the Mastek MS8218. But all BabyBird searches point to the meter with interface and not to the cable. Left...
4
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9 years ago
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Weather proof boot for SMA connectors?
Is there such a thing as a weather proof/resistant boot for SMA connectors? I can find them for just about every other RF connector except SMA. Any leads on these? Thanks.
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9 years ago
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