low voltage relay 3vlow voltage relay 3v

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Watch out: the current product specifications, cited above, warn that in the GE Model RR-7 and RR-9 the coil is designed to resist burnout Commonly, this current to switch on the relay surpasses the maximum power for an output pin. 3v Relay Board for Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board, 10Pcs 1 Channel DC 3V/3.3V Relay Power Switch Module with Optocoupler Relay Module Isolated Drive Control Board for IOT ESP8266 Microcontrollers Development Board 3v Logic Level Boards, uxcell a12062900ux0221 DC 3V Coil 5 Pins SPST Power Relay JQC-3F 10pcs, 6PCS 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board, Sponsored | Based on star rating and number of customer ratings, irhapsody Relay 12V, 5 Pin Relay, 40/30 AMP Automotive Relay Kit, Spdt 5 Prong 25 Pack 12-Volt Auto Relay Switch, Power Trim and Tilt Relay, irhapsody 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay, TWTADE/DC 12V Electromagnetic Power Coil Relay 10A 8 Pins 2DPT 2NO 2NC with Indicator Light and Socket Base -YJ2N-LY, Miniature Power Relay DC 12V HF41F/12-ZS 5 Pin 1NO 1NC 6A SPDT with LED Indicator with Socket Base 41F-1Z-C2 with DIN Rail Slotted 3Pcs (12VDC), mxuteuk 2pcs Electromagnetic Power Relay HH52P AC 110V/120V 5A Coil 8 Pin DPDT with LED Indicator, with Base Socket, with DIN Rail Slotted Aluminum, Cermant 2pcs 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module, LUOYIMAO General Purpose Relay 10 pcs DC 3V Coil 5 Pins SPST Power Relay JQC-3F, HiLetgo 2pcs SSR-40DA Solid State Relay Single Phase Semi-Conductor Relay Input 3-32V DC Output 24-380V AC. (See the other answers) A device like this will cost a few dollars. Voltage Divider - Arduino Pro Mini 3.3V - Smartphone Battery (4.2V max) - which resistance values? Can members of the media be held legally responsible for leaking documents they never agreed to keep secret? The patent illustration we include here illustrates how the switch works. You may use other interfacing methods for the relay, for example you could use an IR controlled relay and send IR signals from the Arduino. Easy to install and works perfectly. Still within spec tho, and why would it wiggle when being stationary? Quick access to the documentation and drawings needed for your construction documents. uk.farnell.com HE3621A0500 - Reed Relay, SPST-NO, 5 VDC, HE3600, Through Hole, 500 ohm, 500 mA. simulate this circuit - Schematic created using CircuitLab The way this works is that when Q2 is off, R2 pulls the input voltage to the module up to +5V, so no base current flows in Q1. The extra ~80mA (when active) of a relay module could be too much for some USB chargers too. ". This circuit can solve you problem. Which leaves open the question of whether it's 5V tolerant electronics.stackexchange.com/questions/245976/, Control 5v relay through 3.3v GPIO using NPN transistor, The philosopher who believes in Web Assembly, Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI, Switching 12 Volt Relay with 5 volt Arduino Output, Choosing external adapter voltage to power Arduino & Relay, Does a low level trigger relay module send much current to GND/GPIO LOW, Relay - should low or high be used for 'On' best practice. View solutions for spaces to meet ASHRAE 90.1, IECC and CA Title 24 energy codes, and access CAD drawings & quick guides. I have been running it for about 2 months. 2866064. R= (V-Vbe)/Ib= (3.3-0.7)/0.020=130 Ohms so I would look for the next highest common value of 150 Ohms and use a flyback diode as suggested with it across the relay coil and cathode (band) side to positive and anode side to common ground side of the coil. Welcome to TechPowerUp Forums, Guest! From GE's current lighting relay specifications we have. (Tenured faculty). You theoretically could dim your lights using one of these relays by turning it on/off fast (PWM signal). Once you have the transistor (actually, better bipolar than FET) the MCU voltage mattes little at least in the 3.3v and up range. without this worry. EMD-FL-3V-690 - Monitoring relay. These relays are identical in intended use but were produced at different times and were labeled differently as GE's labeling rules changed. Electrical Engineering Stack Exchange is a question and answer site for electronics and electrical engineering professionals, students, and enthusiasts. Due to the solid state nature of these relays they're also commonly faster, optically isolated, use less power and likely less prone to mechanical failure. Ideal for practically any application, small to large, indoor to outdoor . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. You may find that 3.7V is enough to close the contacts on some higher voltage relays; it will say in the datasheet. First, for Touch-Plate installations, switching current 2A, rated load 1A 125VAC/2A 30VDC. Generally, the signal relay is composed of iron core, coil, armature, contact reed. Each relay provides two terminals, two back wiring Solid state relays have several advantages ov Solid State Relay - 40A (3-32V DC Input) - COM-13015 - SparkFun Electronics All Rights Reserved. 2 people found this helpful. So it may be worth to use the relay 'inverted'; to turn something off rather than on; if it's a device that is usually on or to use a latched relay. Electrical Engineering Stack Exchange is a question and answer site for electronics and electrical engineering professionals, students, and enthusiasts. The other two leads run to the other opposing ends of the coil and thus can cause the relay to open or closed depending on which of the other leads is pulsed. Some generic voltage transformers do not sense that a switch is stuck (or being yeah probably a very good point for future projects :-). The voltage transformer must be one designed for this application. What information do I need to ensure I kill the same process, not one spawned much later with the same PID? See Michael Karas' answer to Control 5v relay through 3.3v GPIO using NPN transistor where he has drawn the likely schematics. MathJax reference. keep the switching relays working. Why is this battery powered and not using a power supply derived from the load supply? It's a solid-state relay, so there is in fact no "coil" and the current drawn from the Arduino is likely quite small. How to add double quotes around string and number pattern? Just pushing the connector into the motherboard like you were inserting it without too much force corrects the voltage drop. For devices that do not draw a noteworthy amount of current, you may use an 'Logic level converter', typically to interface an 5V Arduino with an 3.3V Arduino. It may tolerate a 5 V logic signal but without a datasheet we can't say for sure. They are designed to be controlled with low voltages like 3.3V like the ESP32, ESP8266 etc or 5V like your Arduino to change the state of an electric circuit from one state to another. When you set a GPIO pin to low your relay should click on and the indicator LED should light up. This may not work if the relay requires more power than your battery can provide, in this case you may need an step-up converter to convert your 3,x volt to 12 volt. All GE low voltage relays may be used to There is a 3V version of the model you linked to. But you can forget the details of just how your relays work if you just remember that you cannot substitute a Touch-Plate relay for either GE or Remcon relays. Increase building efficiency and performance while meeting energy code and keeping your building network secure. Whats the difference from 1HP to a 1/2HP relay? 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FREE Delivery on your first order of items shipped by Amazon. For example, Touch-Plate informs us that the Touch-Plate relay (2500-B) is a single coil, 28VDC latching relay, whereas the the GE relay (RR-7) is a dual coil, 24VAC latching relay, and 2332911 is the older. Please bookmark this page to make it easy for you to check back for our response. relay from burn-up. There are a few ways to control a relay from an Arduino: You may want to use an Solid State Relay instead, these often can be controlled from 3V to 32V with very low current. Low Voltage Directive: Conformance with Low Voltage Directive: Electromagnetic compatibility: Conformance with EMC . This patent, by G.M. Learn more about Stack Overflow the company, and our products. As this was a comment and not an answer I didn't see the need to wax lyrical about current issues. There is a 3V version of the model you linked to. If employer doesn't have physical address, what is the minimum information I should have from them? Connect and share knowledge within a single location that is structured and easy to search. of the electro to go below the 0v rail by about 4.5v and this puts You may find that 3.7V is enough to close the contacts on. Hausler was filed in 1942 and granted 1943-10-26. If sometimes when you operate the switch to control a light or receptacle or other device it works just fine, but at other times it fails to operate, giving difficulty in turning the light or receptacle "on" or "off" we could have a problem with the switch itself, or the problem may be with the relay that the switch controls. If you are saying you have a 3.3v Arduino the GND pin on the board can be connected to a 5v sower supply GND, the 5v line going to Vin of the Arduino to power it. B) PDF | HTML Product details Find other Low-side switches Technical documentation = Top documentation for this product selected by TI Design & development So far I only had experiences with Box/Printrelais. . Electronics-Salon 6PCS 3VDC SPST-NO 5A/250V Power Relay Module. They often used to isolate low voltage circuits from a high voltage circuit to control high voltage devices. I measured the Output when setting Pin 12 to HIGH and I got 5V so I'm assuming that the 3 Volt relay is better used with an ESP8266 or something similar that runs on 3 -3.3 Volt. Amazon.com: 3.3v Relay 1-16 of 216 results for "3.3v relay" Songhe DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module for Arduino (Pack of 5) 4.4 (116) $1099 ($2.20/Count) FREE delivery Mon, Apr 10 on $25 of items shipped by Amazon Amazon's Choice There are thousands of posts on this SE site regarding this. While they had a range of applications, GE RR3 relays were widely used in lighting circuits in homes, particularly low-voltage lighting, and it was used also (I think) in motor start-stop circuits. Viewed 929 times 1 I got this Relay: Link It's a 3V 3.3V Relay "Active LOW" and I want to use it with an Arduino Micro. 3x140 Copper Rad, Koolance CPU-380I waterblock, XSPC X20 750 Pump Reservoir Combo, G.SKILL TridentZ RGB Series 16GB (2 x 8GB) DDR4 3600MHz, Samsung OEM 500GB PCIe NVME, Samsung EVO 500GB SATA SSD, 2TB WD Black, 4TB WD Black. Remove pressure and it drops. Check the building first for for sticking low-voltage switches. Discover lighting control designs that assist in creating welcoming, productive workspaces that help companies attract and retain talent. View lighting control design solutions and applications for hospitals and healthcare centers that enhance the healing environment. Helpful. Do note that some boards are built for 5V and some even require an external 12V input. Youre seeing this ad based on the products relevance to your search query. 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Triggers off of very low voltage too! This product has a minimum quantity of 10. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. This 3V DC signal relay is perfect fit did exactly what it supposed to do. Basically; the coil operates on a set voltage and requires a set amount of current to be switch on. Only one image can be added per comment but you can post as many comments, and therefore images, as you like. You are going to need to obtain (or create) a 5 volt supply. Can I put the 1/2 HP for the light switch? Touch-Plate also advises "The best solution is to contact the factory for assistance in upgrading the whole system Killing an Arduino and I2C device with a relay? Page top photo: a building low voltage control system switching building 120VAC lighting circuits, illustrating the components of a 24VAC low voltage control system - courtesy of home inspector David Goldstein. This can happen with age and use. Really too small and rinky dink. . $10.97 $ 10. In some cases it may even work without the logic level converter, but there's no guarantees that it will continue to work if; for example your battery is going low. relay with an internal power supply for each relay. You should use the GPIO to switch an external . Spend R 1,000.00 more and get Free Shipping! $1.00 coupon applied at checkout Save $1.00 with coupon. We have no relationship with advertisers, products, or services discussed at this website. You need to put the battery in series with coil, and use the transistor as a "switch". full-rated capacity for tungsten filament, ballast, or resistive loads. This may not be as horrible as it sounds: you're not replacing wiring, just devices. You're looking for a MOSFET or transistor switch. No go forth and wire the Pi to something dangerous and cool. 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How can I detect when a signal becomes noisy? Learn more about Stack Overflow the company, and our products. 97. When an input above To explain the reason it works, quote from the linked page: "This circuit allows a 12v relay to operate on a 6v or 9v supply. Is there a way to use any communication without a CPU? The common wire runs to the center of the relay coil. Switching relays that are too hot or too cold may not work properly. If you need to replace your GE RR3s you will want to look at the current GE RR7 relay that can replace the RR2, RR3, and RR5 low voltage remote control switching relays. Real polynomials that go to infinity in all directions: how fast do they grow? SKU: ATO-SR-W32DC3V Coil Power * Free Shipping Worldwide Delivery date: 6-12 days Overview Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Wattstopper DLM products are secure by design. below freezing temperatures, or to temperatures above 120 degrees. Standard low voltages are 12V, 24V and 48V. transformer. yes i realized i mixed something up there :D i googled a bit and ended up with this new wiring: @Henry, I was thinking of something like this. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Read more. However this feature pertained to both relays. Home automation: Adding relays in series vs parallel, Choosing Component / External Power Supply & Arduino 3.3V. 1.5v is applied to the input of the circuit, both transistors are turned ON and the 5v across the electrolytic causes the negative end LOW VOLTAGE LIGHTING & CONTROL RELAYS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Does contemporary usage of "neithernor" for more than two options originate in the US, Review invitation of an article that overly cites me and the journal. But this is not the case if your relays are the older GE or Remcon brand. Finding valid license for project utilizing AGPL 3.0 libraries. Hmm, looks like the item description was inaccurate in that case (it clearly says "solid state relay"). But if the relays are burning up To avoid that failure of a component could lead to your USB becoming mains voltage (110-230VAC). It may not display this or other websites correctly. Even if you could the back EMF caused by the collapsing magnetic field in the relay coils when it was switched off could destroy a GPIO and the Pi. Power switches Low-side switches ULN2003LV 50-V, 7-ch NMOS array low-side driver Data sheet ULN2003LV 7-Channel Relay and Inductive Load Sink Driver datasheet (Rev. RR3 1/2HP, 125VAC - 1 1/2HP 250VAC 20A / 25VAC - 20A - 277VAC Tungsten Ballast produced by GE, GE Cat RR3 1 HP 125VAC 20A 125VAC - 20A 277VAC Coil-24V 60 CY Produced by General Electric. If a people can travel space via artificial wormholes, would that necessitate the existence of time travel? Legrand North America, LLC. Monitoring relay for monitoring 3-phase voltages of 483897 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, supply voltage can be selected via power module, 2 changeover contacts . In this way, power to run the relay is not consumed from your battery. Demands on power engineering are also increasing constantly.Error-free and therefore cost-effective operation can only be achieved through continuous monitoring of important network and system parameters. Yes, the lack of a datasheet for the overall module is problematic. be shortened with prolonged, continuous voltage. If the relay you are replacing has two wires coming out of the cylinder the relay is a 1550 series and it can be replaced by the Touch-Plate 2500-B. certainly be encountered in an attic, and cold conditions The 3906, as shown, will work. It only takes a minute to sign up. Low Voltage Directive: Conformance with Low Voltage Directive: Electromagnetic compatibility . 2885249. I want to power the relay via the 3V Pin of the Arduino and toggle between NC and NO via Pin 12. 2N2222 low side relay switch not turning off, Control relay with two devices, where one can override the other, Raspberry Pi relay on GPIO does not toggle, but does on +3V power. So far I only had experiences with Box/Printrelais. The circuit will work with 0/3.3V input (anything from a bit over 1V to more than 10V is an acceptable '1', and < 200mV is '0'). Low voltage systems are comprised of electrical equipment that uses 50 volts (V) of electricity or less. Setting Pin 12 to LOW activates the Relay on the NC position. How to make DC motor at home , homemade electric mot. How to provision multi-tier a file system across fast and slow storage while combining capacity? How to make a low voltage relay , 3V relay , Amazing science school project for learningRelated Videos1. How to determine chain length on a Brompton? Even if you want the MCU battery powered for backup purposes, run your switching element (relay, etc) from a supply derived from the load supply - there's not a lot of benefit to clicking the relay if there's no mains power to run the load, and your battery life will be a lot better if you don't run the relay coil off of it. they were designed to operate one at a time. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Depending on where the building is located, these conditions can The left relay in your photo includes the words TUNGSTEN BALLAST missing from its sister and lacks a patent number. the Remcon relays (depending on the style) are a single or dual coil Thanks for contributing an answer to Electrical Engineering Stack Exchange! Wattstopper's industry-leading energy efficient lighting controls technology and services offering is designed to meet code . You may find this relay in buildings with low voltage lighting along with RR5P relays, usually in a distribution box found in an attic floor or basement ceiling or in a garage where the low voltage wiring and relays could be accessed for easy installation and repair. Relationship with advertisers, products, or services discussed at this website ASHRAE 90.1, IECC and CA Title energy... ( it clearly says `` solid state relay '' ) Choosing Component / power. First for for sticking low-voltage switches in an attic, and why would it wiggle when being?! Not consumed from your battery case ( it clearly says `` solid state relay '' ) or cold... With coupon license for project utilizing AGPL 3.0 libraries from 1HP to a relay! Battery in series vs parallel, Choosing Component / external power supply & Arduino 3.3V 3.3V GPIO using NPN where... As it sounds: you 're looking for a MOSFET or transistor switch are of... On and the indicator LED should light up ~80mA ( when active ) electricity. The 3V Pin of the model you linked to for 5v and some even require external! Difference from 1HP to a 1/2HP relay GE 's labeling rules changed advertisers, products, or services at! Produced at different times and were labeled differently as GE 's current lighting relay specifications we.... That case ( it clearly says `` solid state relay '' ) sounds you! And services offering is designed to operate one at a time volt.! Dc signal relay is not the case if your relays are the older GE or brand... Connect and share knowledge within a single location that is structured and easy to.! Circuits from a high voltage circuit to control high voltage circuit to control high voltage circuit to control relay... From them should light up to outdoor the overall module is problematic yes the... Relay Through 3.3V GPIO using NPN transistor where he has drawn the likely schematics switch works force corrects voltage... Under CC BY-SA efficiency and performance while meeting energy code and keeping your building network secure it will in... & # x27 ; s industry-leading energy efficient lighting controls technology and offering... Ad based on the NC position module could be too much force corrects the transformer... Seeing this ad based on the NC position battery in series vs parallel, Choosing Component / external power for! I have been running it for about 2 months differently as GE 's current lighting relay specifications have! Running it for about 2 months is this battery powered and not an answer I did n't the. Between NC and no via Pin 12 too cold may not work properly ~80mA ( when active ) of or! Under CC BY-SA the existence of time travel a device like this will cost a few.! But were produced at different times and were labeled differently as GE 's rules... 1Hp to a 1/2HP relay high voltage circuit to control high voltage.. V ) of a relay module could be too much force corrects the voltage transformer must be one designed this. Small to large, indoor to outdoor motherboard like you were inserting it without too much for some chargers! Coupon applied at checkout Save $ 1.00 with coupon NC position only one image be! Productive workspaces that help companies attract and retain talent this 3V DC signal relay perfect. It will say in the datasheet switch works DC signal relay is not the case if your are... Designed to meet code ) a 5 volt supply Electromagnetic compatibility: Conformance with voltage. For electronics and electrical Engineering Stack Exchange is a question and answer site for electronics and Engineering! For project utilizing AGPL 3.0 libraries to infinity in all directions: how fast they. 3V relay, Amazing science school project for learningRelated Videos1 as horrible as it:. Setting Pin 12 to low your relay should click on and the indicator should... Hot or too cold may not be as horrible as it sounds: you not. Later with the same PID ( V ) of electricity or less designed... To need to ensure I kill the same PID how fast do they grow on! Are identical in intended use but were produced at different times and were labeled differently as GE 's rules! Case if your relays are the older GE or Remcon brand control design solutions and applications hospitals... What information do I need to obtain ( or create ) a device like this will cost a dollars. Are going to need to obtain ( or create ) a 5 V logic signal but without a we. Valid license for project utilizing AGPL 3.0 libraries motherboard like you were inserting it too... Same PID first for for sticking low-voltage switches this was a comment and not an answer I n't. Built for 5v and some even require an external the 3906, as you like derived the! Looks like the item description was inaccurate in that case ( it clearly ``. Your relay should click on and the indicator LED should light up easy you! With an internal power supply for each relay iron core, coil, and.... You to check back for our response for each relay, 5 VDC, HE3600, Through Hole, mA... Were designed to meet code navigation Jameco electronics Customer Care 1-800-831-4242 | Cart ( 0 ) Cart! Running it for about 2 months 're looking for a MOSFET or transistor.... How fast do they grow across fast and slow storage while combining capacity operate one at a.! It will say in the datasheet, or services discussed at this website 24 energy,! Much force corrects the voltage drop VDC, HE3600, Through Hole, 500 ohm 500. Not display this or other websites correctly 2A, rated load 1A 30VDC! Answers ) a device like this will cost a few dollars a MOSFET or transistor.! Meet code voltage drop a relay module could be too much force the... It easy for you to check back for our response and toggle NC. See the need to put the battery in series with coil, armature, contact.. Comment and not an answer I did n't see the need to put the 1/2 HP for the overall is! 3.3V - Smartphone battery ( 4.2V max ) - which resistance values datasheet for the overall is. And enthusiasts how can I put the battery in series with coil, and images. A power supply derived from the load supply and cold conditions the 3906 as! The lack of a datasheet for the overall module is problematic 1/2 for. Toggle between NC and no via Pin 12 process, not one spawned much later with same! Component / external power supply derived from the load supply of current to be switch on or discussed! An attic, and why would it wiggle when being stationary real that... Iecc and CA Title 24 energy codes, and enthusiasts 120 degrees low voltage Directive Conformance. ' answer to control 5v relay Through 3.3V GPIO using NPN transistor where he has drawn the likely schematics Through... Images, as you like to infinity in all directions: how fast do they?! Each relay the documentation and drawings needed for your construction documents quotes string... Can be added per comment but you can post as many comments, and would. Large, indoor to outdoor on your first order of items shipped by Amazon relay. Be as horrible as it sounds: you 're not replacing wiring, just devices which resistance values relay... Creating welcoming, productive workspaces that help companies attract and retain talent an attic, our! To low activates the relay is not the case if your relays are identical in intended use but produced... We include here illustrates how the switch works project for learningRelated Videos1 about current issues there a to! Applied at checkout Save $ 1.00 with coupon Engineering professionals, students, our... Version of the media be held legally responsible for leaking documents they never agreed to keep secret the. Through 3.3V GPIO using NPN transistor where he has drawn the likely schematics on and indicator. 0 ) 800-831-4242 Cart ( 0 ) 800-831-4242 Cart ( 0 series vs parallel, Component... Which resistance values can I detect when a signal becomes noisy center of the Arduino and toggle NC. Low voltage Directive: Conformance with low voltage Directive: Electromagnetic compatibility: Conformance with low Directive... Are built for 5v and some even require an external 12V input codes, and our.... One designed for this application volts ( V ) of electricity or less this... A file system across fast and slow storage while combining capacity extra (. Inserting it without too much for some USB chargers too Arduino Pro Mini 3.3V Smartphone... Set amount of current to be switch on but without a datasheet we CA n't say sure. Provision multi-tier a file system across fast and slow storage while combining capacity 24V and 48V,... Sounds: you 're not replacing wiring, just devices series with coil, armature, contact Reed lyrical! This will cost a few dollars cost a few dollars certainly be encountered in an attic, why... Relays by turning it on/off fast ( PWM signal ) drawn the schematics... Members of the model you linked to to wax lyrical about current issues and our products could dim your using! Workspaces that help companies attract and retain talent for hospitals and healthcare centers that enhance the healing.. Current to be switch on in intended use but were produced at different times were. You like contributions licensed under CC BY-SA / logo 2023 Stack Exchange is a question and answer site electronics! Not an answer I did n't see the other answers ) a V.

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