Why is this voltage follower not working in Proteus?
I have a 4th order bandpass filter which needs to be biased using 1/2 Vcc. I am trying to achieve this using a voltage follower. The bandpass filter was
Read MoreI have a 4th order bandpass filter which needs to be biased using 1/2 Vcc. I am trying to achieve this using a voltage follower. The bandpass filter was
Read MoreIn this circuit, before triggering the thyristors and before the yellow pulse (from the microcontroller), the pink signal is zero (end number 4 of the
Read MoreNow when i turn on the opto, the voltage on collector and emitter goes down to 2.3V, and this is detected as logic low by user interface micro-controller and that''s why keypress never detected for
Read MoreDear all I have some troubles with an optocoupler 4N26 (Liteon - 03) This is my setup: Arduino pin 7 - 220 ohm resistor - opto pin 1 Arduino GND - opto pin 2 3V anode (+) - red led - 220
Read MoreIf there is a problem with it not working, measure the voltage between the base and th emitter when the relay is supposed to operate. It may be that the opto-isolator LED is not getting
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Read MoreIf I use the Arduino''s 3.3V pin instead of an output pin, the optocoupler works as desired and the remote button is triggered. This makes me sure that my
Read MoreIn terms of optocoupler problem I think you need to ground the emitter of the internal transistor of the optocoupler. Also you would need some pull up resistor at the output of the
Read MoreThe mosfets were working, but getting hot. So I wanted to add 2 more Mosfets (one Mosfet per 55W 12V Bulb) and have a Optocoupler (PC814 / EL814) trigger the circuit. It works,
Read MoreWhat if I don''t have H11F1 in Proteus, can I interchange it with some another linear optocoupler? Or can I download a package for Proteus with it?
Read MoreThis video shows how to use the optocoupler in Proteus.An optocoupler uses light to transmit signals from its input to its output, allowing it to
Read MoreI am new to 555 Timers and Proteus and I need help to fix a circuit I have built. The intended function of the circuit is as follows. The logic is controlled
Read MoreI tried running again but this time there was no oscilloscope visible. Can anyone tell me the problem. If not, can you suggest me a better simulator to
Read MoreSo, in this article, let''s learn more about optocouplers along with their basics, types, working principles, simulation, hardware demonstration, and live
Read MoreU1 output will be high when capacitor is charging (timing step), so in your circuit, optocoupler will be activate just after zero crossing. I think this not
Read MoreThere are two issues with second circuit. The first issue is that R1 is excluded from simulation. The second issue is that right side is completely floating. If resistor is enabled and GND is
Read MoreI use much more complicated circuits and they are working like a charm, but a vircuit to control an AC light bulb will not work. The main purpose for this is to control a light bulb with a triac
Read MoreFollowing the examples in the Proteus help, in the past I successfully realized various models for transistors and components I needed, though my knowledge about SPICE itself is very poor.
Read MoreTrying to simulate a voltage comparator in Proteus using LM339, 392 or 293 I cannot get anywhere but the 741 works fine. Am I missing something?
Read MoreArduino Robotic Online Individual Classes (via skype) with Practical Explanations, Contact me on: nik261190@gmail Optocoupler is used to control an External AC Circuit and simulated in Proteus
Read MoreI''ve connected the components as shown in the attached diagram, but I can''t seem to activate the LED (it''s there temporarily until I solve the issue of current flow through the optocoupler).
Read MoreHi; I try to implement a multilevel inverter step by step! to understand how opto transistor/darlington is working I implement a circuit in proteus! the program is well working but I have
Read Morei tried putting 220R resistor in R1 but also it is not working. perhaps the problem is with my proteus. i found a working circuit in the internet and tried to simulate that exact circuit in my proteus
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