Questions tagged [conversion]
The conversion tag has no usage guidance.
229
questions
2
votes
0
answers
32
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 ...
0
votes
1
answer
46
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 ...
- 41
0
votes
0
answers
51
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
269
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?
- 11
0
votes
0
answers
87
views
ATTiny1616 ADC - issue with input channel switching
I am trying to configure Analog-to-Digital converter in ATTiny1616 to switch its input source between internal voltage reference and external input signal. My issue is that when ADC1 is adequately ...
- 55
0
votes
2
answers
179
views
Convert 5V (USB) to 3V, to replace 2 AA batteries in series?
My knowledge on this is a little rusty, what kind of resistor do I need to put in there? There is 10 LEDs, pretty sure in parallel.
0
votes
1
answer
145
views
Using 0-3 V sensor with 0-10 V PLC
I have a sensor that generates an analog 0-3 V output signal. I would like to connect this sensor to a PLC which has only 0-10 V analog inputs.
My questions are:
Is this recommended to do in general? ...
- 377
0
votes
1
answer
105
views
PSpice model to LTspice (SSM6L09FUTE85LF transistor)
I can't convert a specific transistor model from PSpice to LTspice. Maybe someone has ideas on how to do it?
Transistor: SSM6L09FUTE85LF Toshiba
https://eu.mouser.com/ProductDetail/Toshiba/...
0
votes
0
answers
79
views
PWM Fan Controller, inverted duty cycle
What I am trying to design is a 12 V DC controller for a PWM fan that uses a 100 Hz input signal and reversed duty cycle between 8 and 87 % to drive it. What I mean by reversed is that the fan is on ...
1
vote
0
answers
53
views
Why the ROC is all s? (Signals & System)
The problem from mit ocw signals and systems (open for everyone)
https://ocw.mit.edu/courses/6-003-signals-and-systems-fall-2011/
Sorry, I tried to write it Latex, but it doesn't work well.
Sorry that ...
- 11
0
votes
0
answers
58
views
Converted PC power supply producing too much voltage
I have converted two ATX PC power supplies to 12V bench power. They have worked flawlessly for the past 5 years. Suddenly, both are providing 17V+. What could be causing this? I have a 10ohm ...
0
votes
2
answers
372
views
How to convert 0-3.3V DC into -/+10V? I am using a MAX3232
The 3.3V DC is output from a MCU. How I can convert to a +/-10V signal?（0 for -10V, 3.3V for 10V.) If you can, please give me a circuit diagram using the max3232.
I just used Multisim to simulate ...
- 3
-1
votes
1
answer
560
views
Measuring ohms on 200 scale
I hope this is on the correct form.
I’m measuring the resistance of a stator. The shop manual says I should get a reading of between 5.7 and 8.0 on an ohm scale of Rx1000.
The meter I have has scales ...
4
votes
2
answers
119
views
Variable SAR-ADC conversion time with internal clock
In the ADS8867 datasheet it says:
Conversion duration may vary but is bounded by the minimum and maximum value of tconv, as specified in the Timing Characteristics section. (p.18)
The conversion ...
- 673
1
vote
1
answer
603
views
Conversion from 0-10V to resistance - Methodology
Summary
Finding the most appropriate methodology for converting a variable voltage output to a variable resistance to mimick/replace a thermistor based sensor.
Use case/Example
There are two equally ...
- 51
0
votes
3
answers
71
views
A machine's energy consumption per product
I need to find the energy consumed per product.
Let's say we have product cycle of 10 seconds.
The machine reports the average wattage of each second.
...
- 3
0
votes
1
answer
243
views
Converting measured S-parameter to Z-parameter does not match the Z-parameters measured on the same circuit
I have measured the S-parameters for a 4 port circuit. For a certain frequency those values are:
...
- 3
1
vote
1
answer
193
views
How to convert the outputs from the AD8232 ECG modules back to the raw ECG millivolts (mV)
I have been working with the AD8232 ECG modules for a while now and I am trying to figure out what the raw ECG outputs from this module correlate to. I cannot seem to find any information from their ...
0
votes
3
answers
142
views
Mapping different resolution ADC to DAC
I have a 24-bit ADC that is controlled by an FPGA. I want to take the ADC input and output it from a 16-bit DAC that is also controlled by the FPGA.
Do I simply ignore the 8 LSB bits of the data and ...
- 349
2
votes
3
answers
284
views
How do electronics (like transformers) convert high voltage, low current to low voltage, high current, and vice versa?
I am fairly new to tinkering with electronics/electronic-adjacent ideas and I have been wondering: how do electronics get the desired voltage/current to operate properly? I understand in AC power, ...
- 23
0
votes
1
answer
199
views
How to convert the outputs from the MAX30003 and/or AD8232 ECG modules to millivolts (mV)
I have been working with the MAX30003 and AD8232 ECG modules for a while now and I am trying to figure out what the raw outputs from both modules correlate to. I cannot seem to find any information ...
1
vote
0
answers
274
views
Converting mains powered monitor into DC
I have a DELL P2212H LED backlit monitor which runs on mains voltage. The power supply is internal. I need to run this from a 12V DC supply.
The main transformer has 3 outputs which goes through 3 ...
- 11
-1
votes
2
answers
211
views
Converting square wave into a sine wave [closed]
I am trying to convert a 1 MHz square wave into a sine wave of the same frequency. What's the best way to achieve this?
2
votes
1
answer
1k
views
STM32H7 ADC Baremetal - ADC not ready - ADC no conversion
I am trying to make baremetal ADC driver for following development board STM32H723ZG Nucleo (144 pins).
Reference manual:
STM32H723 Reference Manual
Datasheet STM32H7xx Nucleo Datasheet
To simplify, ...
- 47
0
votes
0
answers
415
views
100Base-T1 to 100Base-TX conversion
I am trying to convert from Fast Ethernet to Automotive Ethernet (and vice versa). I believe I have verified a solution and if someone can confirm, I would appreciate it.
I believe I can just connect ...
- 93
1
vote
1
answer
273
views
How to relate resistance/reactance to parallel/series equivalent circuits?
Problem 7A of The Electronics of Radio asks the reader to find the relationships between resistance and reactance values in any arbitrary series/parallel circuit and their counterparts in a parallel/...
- 135
-2
votes
1
answer
396
views
Converting battery powered LED lights to AC power [closed]
I have 8 LED decorative pieces that are powered by 4 AA batteries each. Each piece has a control board for different light patterns. Since it's expensive to operate these devices by replacing the ...
- 11
-1
votes
2
answers
109
views
AC signal combination
I have a question about combining two AC signals into one.
For my project I need to convert stereo audio to mono audio.
For the conversion I used this circuit:
I made this simple circuit on my ...
- 153
1
vote
3
answers
199
views
Mathematical conversion of hex to decimal
I am stuck with a very trivial coding issue.
Please refer the link below:
Cordic Algorithm using Verilog
By what mathematical rule hex 26dd2b6a is equal to 0.607252935008814?
- 21
1
vote
0
answers
117
views
USB B to C Receptacle Wiring
Hi I am working on a project and my PCB needs to convert from USB 2.0 to a USB C receptacle. Is this wiring correct? I am using this 14 pin USB C receptacle https://datasheet.lcsc.com/lcsc/...
0
votes
0
answers
55
views
Adapting NP-F 7.4-7.2v to 6-6.3v for old camcorder power (JVC GR-AX280)
So my first time posting I have a JVC GR-AX280 that has a 6v to 6.3v DC input range at 1.8A.
The goal is to adapt future proof NPF style 7.4-7.2v batteries via a mount adapter as its format of ...
- 1
1
vote
0
answers
40
views
□ -> X Conversion
In cicuit analasys to make a circuit easier you can use delta wye conversion. This means that when there part of a circuit with 3 nodes, where each of the 3 resistors ar in betwen 2 nodes, this can be ...
0
votes
2
answers
102
views
Creating a wire break alarm exclusively with surface mounts
Also called wire cut circuits, alarm circuits, etc. Basically a circuit that, when a wire loop is cut sends a signal out like a NO switch being pressed.
I've made them before and it's mostly going ...
4
votes
4
answers
2k
views
How to convert leds from AA batteries to a DC source
I have 2 strings of 100 white LEDs each that are powered by a battery pack of 3 AA batteries for each string. What I would like to do is use one of my low voltage power supplies that are typically ...
- 41
7
votes
3
answers
2k
views
Converting 3V3 PWM to 5V analog
I want to convert a 3V3 PWM (10 kHz) signal to a 0-5V analog DC signal using transistors only (no DAC), if possible. The output logic should be non-inverted, i.e. 0V->0V and 3V3->5V. The time ...
- 709
0
votes
1
answer
93
views
How to properly connect a USB-C 2.0 plug to an FT230XS module?
I am coming to you for advice and I also need your help. I am working on a motor control board and for the debugging side I use a USB-C 2.0 connector and a module from FTDI, the FT230XS. Here is my ...
- 55
1
vote
2
answers
144
views
Will this Step Up Converter solve my problem?
For a project I am doing at home, I need to convert a 5v digital output from an Arduino to a 12v digital output to power a motor. A solution I found for this is using a step up converter. The step up ...
- 13
-2
votes
1
answer
364
views
Why do we write the integer part from top to bottom and not the other way?
While converting the fractional part of a decimal number to another number system, why do we write the integer part from top to bottom and not the other way?
Since the fractional part is 0, the ...
- 385
0
votes
1
answer
233
views
I use the NUCLEO-L476RG board. ADC runs at 64 MHz and ADC has a 5.33 Msps maximum conversion rate with full resolution
I need to take 10 samples (10 Hz) per second. How can I set ADC configurations on CubeMX. I use the lowest sampling time (2.5 cycles), but the values I convert and use in ADC change very quickly.
...
0
votes
0
answers
101
views
Can I have some help compacting this?
I am trying to build a transistor computer, and I want to save as much resources as possible. However, I also want it to be practical, so I am implementing a binary-decimal conversion. In order to ...
- 281
1
vote
1
answer
40
views
Crank angle during cycling conversion
I work in a laboratory, and we are performing experiments on a cycle ergometer, during which we would like to deliver magnetic stimulations during cycling exercise.
To do so, we need to know the angle ...
- 11
0
votes
0
answers
98
views
4-20 mA analogue signal conversion to flow rate
I have the following control setup:
For that, I have data recorded for every I/O block, and I am asked to determine the function used by the AIN block to convert from an analogue 4-20 mA signal to a ...
- 1
0
votes
0
answers
218
views
200Ah battery for a 500W mini ITX PC
I want to make a project that allows a 500 watt PC to run on batteries for 4 hours, so it can be worn by an individual on their back.
I found the below calculation to get the capacity of the battery ...
0
votes
2
answers
9k
views
how to convert/calculate \$\text{kJ}/\text{m}^2\$ to \$\text{W}/\text{m}^2\$
I have some solar radiation data that comes in \$\text{kJ}/\text{m}^2\$. These data were formerly available for download in \$\text{W}/\text{m}^2\$. I tried to find some ways to do the conversion from ...
- 1
0
votes
0
answers
47
views
Convert Ni-Mh charger's connector from cigarette lighter to USB
I recently purchased a very basic airpump to inflate a mattress. As we will be taking this mattress to a camping trip on a motorbike, we wont have a car cig-ligther socket (12V), only USB 5V. This is ...
- 1
0
votes
1
answer
78
views
How to recalculate amperes to amperes/micron (transistor characterstics)
I measured the transfer characteristic of P-type FET (so I have drain current versus gate voltage.)
The authors usually present results in μA/μm (microampere/micron) versus V (volt.)
Because I have ...
user271904
0
votes
0
answers
51
views
Level Translation Clarification (LVPECL and LVDS)
I am trying to understand something about level translation. I am sure I am probably misunderstanding something basic, so I'm hoping you can help me understand.
I am trying to convert a LVPECL signal ...
- 93
1
vote
1
answer
274
views
L6-30R with L5-20P Devices
My computer lab just got a power upgrade, now we have 208V/30A with L6-30 receptacles, in addition to what we previously had.
I have some leftover rack mounted power distribution units (PDUs) given to ...
- 21
4
votes
3
answers
15k
views
Replace 3 X LR44 battery requirement with a single AAA or AA battery
I have a rowing machine that requires ("eats," more like it) three LR44 batteries. I'd like to replace that battery requirement with something more common and rechargeable. I've made a ...
- 43
1
vote
0
answers
104
views
temperamental LED light
I have installed LED tubes in my kitchen ceiling light. They replaced the old fluorescent tubes. I removed the ballast and wired the fixtures according to instructions which essentially connected the ...
- 11