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Type: Posts; User: dreamlover

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  1. Closed: Re: Any Simulation software available for IR sensor based Line Follower?

    Though I had not tested for line following robot but you can use Proteous with Infrared Library for simulation.
    Here is the link for library of infrared library....
  2. Closed: Re: Examples for electronics projects prototype design and final reports

    This list of electronics project may help you.
    https://bestengineeringprojects.com/category/electronics-projects/
    Every projects contains circuits but some contains PCB, Author Prototype.
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    Closed: Re: Circuit for Interfacing LCD

    For LCD:
    Pin three (3) is Vee and is the difference in voltage between VCC (+Ve) and VSS (Ground). This LCD voltage is adjusted to provide the sharpest contrast. Vee must be lower then Vcc and...
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    Closed: Re: Sine wave inverter project needed

    This 3000W inverter circuit with inbuilt charger may help you.
    This inverter circuit is designed using AT89c2051
    3000W Inverter with Inbuilt Charger using AT89C2051
  5. Closed: How to increase current of wireless mobile charger?

    I had made wireless mobile charger circuit posted in best engineering projects, but the problem is low current. The current output is about 250mA at 5V which is much less to charge any mobile. I want...
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    Closed: find under earth water level

    Hello,
    How to find under earth water level using ultrasonic sound or using other sensor?
  7. [SOLVED]Closed: Re: Refridgirator Thermostat's NTC - How to find Beta and Co-efficients ?

    There is formula for calculating Beta and co-efficient value of thermostat
    145007
    where RT1 = resistance at temperature T1
    RT2 = resistance at temperature T2
  8. [SOLVED]Closed: Re: Arduino UNO Tx Rx for serial Communication

    There are two ways of connecting GSM module to arduino.
    1. you may connect the Tx pin of GSM module to Rx pin of Arduino and Rx pin of GSM module to Tx pin of Arduino. (while programming Arduino you...
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    Closed: Re: Three stage amplifier

    If we use 1st stage amplifier then poles are located as s=+/-1 which is corresponds to an unstable system. Similarly if we use 2nd stage amplifier there would 4 solution i.e. four pole at 45, 135,...
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    [SOLVED]Closed: Re: Finding center frequency (f0)

    While searching for 5 band equalizer circuit i found a website. I have inserted link below. In that article they used this formula for finding the value of components....
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    Closed: Re: ADC Resolution & Accuracy

    At first i would like to define you what is accuracy in ADC?
    accuracy of the ADC determines how close the actual digital output is to the theoretically expected digital output.
    Sentence "A 2-bit...
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    [SOLVED]Closed: Finding center frequency (f0)

    Basically we found center frequency by subtracting initial frequency from final frequency i.e. F0 = F2-F1.
    But while surfing internet somewhere I found a formula of center frequency (f0) = 2CV.
    The...
  13. Closed: Re: IR data format for audio/ video transmitter.

    If you are looking for unique frequency assigned to button of remote then this post will help you.
    It will show you the frequency in HEX code and you can further utilize that code in receiver unit....
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    [SOLVED]Closed: Re: R305 Fingerprint Sensor Reading issue

    Which MCU you are going to use? if it is PIC18F4520 then here is code for you

    #include <htc.h>
    #include <stdio.h>
    #include "Includes.h"
    ...
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    Closed: Re: What's T-GSM , What to do.

    It is basically a trunked radio system based on GSM. you can simply say trunked GSM. It is suitable for land based trunked radio. It has for distinct band i.e.
    T-GSM 380 band:
    - 380,2 MHz to...
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    Closed: Re: Designing Programmable Power Supplies

    Here are this list of few programmable power supply unit available over internet
    https://bestengineeringprojects.com/universal-digital-power-supply-circuit/...
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    Closed: Re: Need IFR A8000 service manual

    You can directly download datasheet and manual for the link below.
    http://www.sky-brokers.com/home/products/spectrum-analyzers/ifr-spectrum-analyzer-a8000-10khz-3.6ghz
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    Closed: Re: Soldering directly to battery terminals

    No, there is not any danger about direct soldering to battery terminal.
    but i recommend you to solder it by removing strip and seal after solder.
  19. Closed: Re: Radio spectrum ranges and distribution to various fields

    Yes, CISPR 25 comes under radio spectrum in the frequency range of 150 kHz to 2 500 MHz.
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    Closed: Re: Antenna array design at 38 GHz

    Design An LNA For 38-GHz Radios
    The link given below might help you.
    http://www.mwrf.com/content/design-lna-38-ghz-radios
  21. Closed: Re: Power electronics transformer, inductor books

    I would recommend you few book written by Indian writer.
    1. A text book of electric technology by B.L. Theraja and A.K Theraja
    2. Electrical Machines (AC & DC Machines) by J.B. Gupta
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    Closed: Re: Question on the PIC programming adapter

    It s not compulsion to use PIC Programming adapter to program microcontroller. PIC Programming adapter is just a DIP Socket with necessary pin out.
    You can simply use a breadboard or you can make...
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    Closed: Re: Details OF Russian IC

    I think these are the cover of IC used for protecting and moisture.
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    Closed: Re: Is Sd card and micro sd are same?

    Here i had attached a pin out diagram.
    140644
    As per pin out the only difference is one less ground pin in MicroSD.
    If you thought so then you are wrong, they are indistinguishable. SD, MiniSD and...
  25. Closed: Re: amplification of operational transconductance amplifier

    There are various application of operational transconductance amplifier (OTA), Some are listed below.
    1. design of simple amplifiers with voltage-controllable gain
    2. design of firs-order and...
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