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418
Blog entries
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Introduction I am building a heated smoothing chamber for 3d prints. I’ve been using a ‘cold vapor’ method quite successfully but the process typically takes hours. Heating the solvent should reduce the time required to just a few minutes. I will be testing with ABS filament and acetone...
grabowski
Views
1K
Comments
1
Introduction This section should contain a brief overview of your project. BOM MAX31865EVKit, RTD Rosemount 214C RTD Temperature Sensor Schematics Upload your schematic files or images Instructions Explain how you built your project! Please be sure to include rich technical information and...
It's not that big of a project but I wanted to fix a board that I have because some wires were cut off but I don't know where each goes. If you need more pictures tell me an I will provide them to you if you are willing to help Thank you George A.
I am finding that I need to get some things before I really dive into computer projects. For starters I want a better power supply than the one I have. I also want something that is battery powered and portable. I might get into robotics again, so it needs to be something won't be on a cord...
I decided on doing a series of projects to learn assembler. I plan on learning it with micro chips. Before I get there though I want to start at the ground level. Lucky for me I am not too shabby with trouble shooting and I have worked with electronics lab kits when I was younger. With that said...
Erik L
Views
613
Hello, I have been working on a science fair project for a considerable amount of time with a lot of setbacks. The goal of our project is to light up an LED with vibrations, and we are doing that with a vibration sensor connected up to a sensor board (Smart Charge) that is wired up to a 9v...
I design my circuits at the hobby level, so anybody who has basic knowledge of electronics can get these kind of results too. That's the whole purpose of wanting to help those who are starting out, if I can get these kind of results at the hobby level, than so can you, I want to show that...
drvlas
Views
2K
In part 1 I've described the setting of CLion to compile C-programs for msp430 MCUs. Now it's time to look at the next part of developing embedded systems: deployment of the program to a target chip and debugging the program. TI probes and communication protocols Texas Instruments, as well as...
drvlas
Views
5K
I have a dream :) Actually, it's a very simple wish: to use the well known CLion IDE for embedded systems on msp430 chips. I'll try to report the topic in 2 posts. Here is the first one. My reasons First, I like CLion for a lot of features and I've spent $71 to buy the year's license. Money has...
I am using basys 3 and VHDL to create a stopwatch and I need to do it for both the 7 segment display of the basys3 itself and for a external 4 digit 7 segment display. I am given the clock divider code for the 7 seven of the basys3 by my instructor and I managed to do the stopwatch. When I...
Zener Values 1W Standard VZ Tolerance is 5 % 3 . 3 V 1 N 4 7 2 8 A 3 . 6 V 1 N 4 7 2 9 A 3 . 9 V 1 N 4 7 3 0 A 4 . 3 V 1 N 4 7 3 1 A 4 . 7 V 1 N 4 7 3 2 A 5 . 1 V 1 N 4 7 3 3 A 5 . 6 V 1 N 4 7 3 4 A 6 . 2 V 1 N 4 7 3 5 A 6 . 8 V 1 N 4 7 3 6 A 7 . 5 V 1 N 4 7 3 7 A 8 . 2 V...
The MOSFET Specification : 2N5457-58D_Nch_Jfet.pdf 2N7000_7002_NDS7002A-Nch60V200mA_Vgs4V5-75mA_Vgs10V200mA_5Ω_fc.pdf 2N7000_Nch60V200mA_Vgs10V_5Ω_th2.1V.pdf 2SK1294_Nch_60V40A_50mΩ_Vgs=4V.pdf 2SK2842_Nch_500V12A_0.4Ω_Dc2Dc_Motor_Toshiba.pdf 2SK2843_Nch_600V10A_540mΩ_Dc2Dc_Motor_Toshiba.pdf...
My name is Connor, and I am an Information Science student who loves all things electric! As you may guess from my major, I am more well-versed in the software side of electronics, but I am passionate about learning more about the hardware side. This post marks the start of a long (and hopefully...
diy instinct
Views
5K
Reaction score
1
Introduction I developed 24bit ADC voltmeter diy project long time. Its in a personal hobby level project not professional. My goal was getting 1uV voltmeter diy by my self. I had very hard time for developing but now I got satisfactory result and here is the post. My final goal is not just uV...
What is Gain bandwidth and how do you calculate the gain bandwidth of the inverted open loop op amp? I also want to know the max Gain for this Op Amp, which I'm assuming is just A=293000 @ 3.13 Hz, the Op Amp starts to saturate around this frequency. Is that the right value to report? I just...
evostars
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1K
Reaction score
1
I'm working with bifilar coils and have found some interesting effects, Like pulsing a bifilar coil with back emf, at the resonant frequency of the coil, creates a resonance that shows up like a usual Voltage sine wave. But, where the sine wave is zero volts, there is normally a magnetic...
hobbyist
Views
638
Here is a very quick demo of the shop vac water monitor. And my transistor circuit design, schematic.
continuation from last blog. Here are the actual pics on my oscilloscope (usb scope) the green is the output waveform. My real (breadboarded) circuit did better than the simulation. The original amp with no bypass cap put in there across the 1.6K ohm resistor for Q2 emitter. Now with...
OK, Let's actually make an amplifier, with 2n3904 transistors. And lets drive a miniature 8 ohm speaker. First off, an 8 ohm speaker is a very low impedance, however not to worry,,,,we now know how to design DC amplifiers. OK so what do we do,,well we have learned that transistor amps, have...
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