Questions tagged [conversion]
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240 questions
1 vote
0 answers
51 views
How to generate N bits from integer parameter in LTSpice
What would be an efficient way to generate N bits (nets with voltage 0 or v_high) from an integer parameter? I tried to make a subcircuit that I can evoke with a .param like ...
1 vote
2 answers
130 views
Conversion from floating-point decimal numbers to fixed hexadecimal numbers
I need to model a digital control command for a power converter. To do this, I need to find the fixed-point coefficients of the control command in hexadecimal format. In the code that I am using, the ...
2 votes
1 answer
402 views
Converting EU motors 230V 30A for U.S. use [closed]
I am an amateur. But I am trying to help a friend sell his specialized vacuum system in the U.S. It is made in France with 230V 30A single phase. This is a system used in light manufacturing settings. ...
2 votes
1 answer
246 views
Linear to log opamp transisor setup
I'm making a VCO for use as a module in a synth. The oscillator part is working fine. I also need to translate a 1v/oct voltage input to a log scaled voltage output in order to get the correct freq ...
0 votes
2 answers
376 views
How does the parametric implementation of the double dabble algorithm work?
Shift and add 3 is a high quality algorithm for converting binary quantities into BCD quantities, very simple but very cleaver, here are the general steps (I am omitting the column arrange preamble): ...
1 vote
1 answer
174 views
6 V AC conversion
I would like to know how I can get DC from the 6 V AC alternator on my moped. I have a step up booster so I think I can use any DC voltage I get but I need the DC voltage in the first place. I am just ...
0 votes
1 answer
136 views
18 V AC to 5 V DC circuit design with battery
I’ll start by saying I have little understanding of electronic circuits. I have an old door phone to which I have connected a wireless switch in order to be able to open my door with a remote control. ...
1 vote
1 answer
85 views
single phase into vfd
I have a three phase in three phase out vfd which is rated for 230V. I would like to use it to power a three phase motor. The manufacturer of the drive states it will run from a single phase input, ...
0 votes
3 answers
294 views
Scaling DAC voltage to smaller range for controlling gate of transistor
I need to scale a DAC voltage which is ranging from 0-5V to a voltage ranging from 3.8-4.2V to control the gate of a mosfet in its linear region. I want the 0-5V range from the DAC to linearly ...
0 votes
2 answers
140 views
MEMS Microphone Convert V to dBV
At first is sampled data from the IMP23ABSU MEMS mic converted to V by multiplying each sample by the conversion factor \$ \frac{1}{32786} \$. Then i want to calculate the FFT and PSD after applying a ...
0 votes
0 answers
41 views
Capacitor value for this motor [duplicate]
I have the motor in the picture. In the triangle connection, what is the cap-s value in order to get it running ok? Same, is there any formula / calculus for this situation (triphase motor running on ...
2 votes
0 answers
41 views
What is the ideal wireless protocol that is best suited for wireless nerve impulse transmission? [closed]
I am working to develop a way to transmit nerve impulses wirelessly (or wired) past a break in the spinal cord. What would be the ideal protocol to effectively relay the signal? Even if the device was ...
1 vote
1 answer
314 views
How to convert from datasheet dB value to pressure per volt?
I am trying to measure sound waves using a Raspberry Pi Pico ADC pin but am having trouble converting the sensitivity value on my data sheet into pressure units per volt. I have read a many articles ...
0 votes
0 answers
108 views
EMI Input filter
I am looking at using a Cincon PDF700 AC-DC converter in one of my designs. In the datasheet it shows the EMI filter as having first a 30 mH common mode choke and then a 3 mH common mode choke using 2....
0 votes
1 answer
2k views
Can I convert a 36 volt battery to a 48 volt battery or how do I extend a 48 volt 10 amp hours to 48 volt 20 amp hours? [closed]
How do I convert a 48 volt 10 amp hours to 48 volt 20 amp hours battery? Can I convert a 36 volt battery to a 48 volt battery?