Sm57 impedance View and Download Shure SM57 user manual online. Sep 26, 2023 · When working with microphones like the Shure SM57, understanding impedance is crucial for achieving optimal audio quality and compatibility with your equipment. 4. Oct 24, 2023 · The SM57 (and the 545SD) have about 1. Apr 20, 2025 · Understanding Impedance in Microphones Before we can answer whether the SM58 is high impedance, we need to grasp the concept of impedance within the context of audio equipment. Plugging in an SM57 into a preamp of 1500 ohms doesn't sound very good. UNIDIRECTIONAL DYNAMIC MICROPHONE The Shure SM57 unidirectional dynamic microphone is excep-tional for musical instrument pickup or for vocals. Impedance refers to the electrical resistance in an audio circuit, and matching the impedance of your microphone with your audio gear can significantly impact your sound. reading time 4 minutes. 12 ohms. The output level will also drop. have done this to various mic cables to match the impedance of various different pre's I have to the 57 and 421 which has quite a different Impedance from a 57. We had him connected to the mic input (XLR) on his channel on the mixer and the signal was way too low UNIDIRECTIONAL DYNAMIC MICROPHONE The Shure SM57 unidirectional dynamic microphone is exceptional for musical instrument pickup or for vocals. SM57 microphone pdf manual download. Exchange the orange wire for the red wire and the output impedance drops to 38 ohms. Jul 26, 2022 · Shure SM57 Review of this iconic dynamic microphone, examining its versatility, durability, sound quality, and performance for both studio and live sound. For every acoustic condition, the SM57 delivers the power of your playing to (2) Dynamic Microphones with Cardioid Pickup Pattern, 40Hz-15kHz Frequency Response, Low Impedance, Includes Stand Adapter, and Zippered Carrying Case What makes the Shure SM57 microphone stand out? We explored its 117 specs — including favorites like general information, dimensions & weight, audio performance & connectivity & interfaces — only on Soundfindr. We then went one further, and wired in a resistor to change the impedance that the preamp would see. Oct 26, 2025 · Yes, you can remove the SM-57 transformer but there are one problem, you get very low output level from the capsule/cardridge because the impedance (at 1 kHz) are approx. Just thin, but when I investigated pulling the plastic end ring away from the mic, it restored to normal. A powerful saxophone solo. Response: 50Hz - 15kHz. This means for passive ribbon mics when you don't use a pre with extremely high impedance you are choosing to distort the bass and high end. Nov 4, 2010 · SM57 Impedance Mod Eleven RackI went a little overboard w this stuff years back. Plugged into a standard API microphone input (1300 ohms Shure SM57 Review The Shure SM57 is a legendary dynamic microphone, a staple of studios and live shows around the globe. I used the Naiant Studio 620 ohm resistive load MPD, which cost $13, instead of building my own (lazy). I've found that dynamics and ribbons sound better with higher impedance at the preamp. 7mV output with low impedance (around 200 Ohms), A guitar pickup is a hi impedance device (typically 7-12kOhms), and it's an unbalanced signal (the ground and shield are combined). The ideal choice for sound reinforcement and recording applications, the legendary SM57 is tuned for clean reproduction of amplified and acoustic instruments, targeting the main sound source while minimizing background Sep 26, 2023 · The Shure SM57 is an iconic dynamic microphone known for its ruggedness and versatility. And such sounds need a mic that can handle its strength. Whether on stage or in the studio, the notes that flow from your instrument connects your audience on a visceral level. Originally introduced in 1965, the low impedance unidirectional dynamic workhorse boasts an impressive endorsement: the SM57 is the only microphone to be used for US presidential speeches since its introduction back in ’65. Heat the body of the mic with a heat gun, hair dryer, or boil in water. Oct 18, 2016 · Note that the mic itself will shunt away any thermal noise from the 10k input impedance, so there is no downside to it's use. Shure Publications Aug 4, 2019 · Master microphone frequency response with this complete guide. It has an extremely effective cardioid pickup pattern which isolates the main sound source while minimizing background May 30, 2024 · Yesterday we tried out our vintage Soundcraft Spirit Folio FX8 mixer for the first time. In this article, we’ll explore the impedance … What is the PAGE 2 MODEL SM57 DYNAMIC MICROPHONE Specification Sheet SPECIFICATIONS Type Impedance Rated impedance is 150Ω (310Ω actual) for connection to microphone inputs rated low impedance. Est. Dynamic capsule. (Male connector) I am recording with a konne Overview An industry-standard, highly versatile cardioid dynamic microphone that can be found onstage and in studios around the world. Nov 4, 2010 · SM57 Impedance Mod Eleven RackAll times are GMT -7. Nov 18, 2023 · The Professional Audio DestinationProSoundWeb Community > Sound Reinforcement - Forums for Live Sound Professionals - Your Displayed Name Must Be Your Real Full Name To Post In The Live Sound Forums > LAB Lounge (Moderators: Mac Kerr, Dave Dermont, Doug Fowler) > Shure SM57 repair or replace?. The Shure SM57: One of the most used microphones on the planet, and cited by many an engineer as their ‘desert island mic’. . Among the technical specifications that matter when choosing a microphone, one commonly discussed aspect is its impedance. Impedance, measured in ohms (Ω), refers to the resistance that an electrical circuit presents to the current. Understand how it affects sound capture with practical mic examples. Oct 21, 2018 · Understand the importance of microphone impedance in audio quality and compatibility with different audio equipment. Mar 8, 2011 · So, the SM57 isn't noisy after all? REAPER General Discussion Forum You have a very old SM57 that is dual low impedance. What was the input impedance, for example -- as the SM57 is a passive device with an output transformer, how it's loaded will absolutely have an effect on its performance. S. The SM57’s workmanship is of very high quality and it features a highly robust housing, screen, and grille which protect the microphone’s internal electronics and capsule from most forms of physical damage. It did not work for me, I am even getting lower gain!!! Did I make the cable wrong? I connected pins 2 to 3 with a 680 ohm resistor as i could not fint the 698 one. Not sure it's all worth it but a Cut through the Noise - The Shure SM57 Cardioid Dynamic Instrument Microphone A snare crack. 3. Enjoy rich sound and precise isolation for studio and stage use! May 15, 2006 · Has anyone experimented with removing the transformer from an SM57? 1. Shure SM57 Pro XLR Dynamic Microphone - Professional Studio & Live Performance Cardioid Mic for Instruments, Recording for Drums, Percussion, & Instrument Amplifier Miking (SM57-LC) May 15, 2009 · A passive test like you're doing won't give the same result as the active test that determines the rated output impedance of 150 ohms (310 ohms actual?). Changing the input impedance in the UA 610-B plug-in (500 or 2k) or in the Feb 22, 2010 · I don't know if there's been a thread on this yet, but, I just tried the SM57 resistive load gizmo (article on how to build one can be found here - Shure SM57 Impedance Modification : Recording Magazine - ) with very positive results. With its bright, clean sound and carefully contoured presence rise, the SM57 is ideal for live sound reinforcement and recording. The T58 transformer is designed to maintain the basic SM57 sound while extending the high and low frequency response. Overview An industry-standard, highly versatile cardioid dynamic microphone that can be found onstage and in studios around the world. The Shure SM57 microphone The Shure SM57 is a low- impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. SM57 Microphone system manuals and instructions online. It's actually a pretty awful-sounding mic. Model SM57 User Guide MODEL SM57 UNIDIRECTIONAL DYNAMIC MICROPHONE The Shure SM57 unidirectional dynamic microphone is excep-tional for musical instrument pickup or for vocals. You're probably just measuring the DC resistance of the magnet wire on a transformer or coil. In microphones, impedance affects how they interact with other audio devices, especially preamps and mixers Dec 12, 2023 · The Shure SM57, a rather well-known (at the same time the best-selling instrumental microphone in the world) modern mic, is based on the Shure 545SD. Shure specifies the SM57’s frequency response at between 40 and 15,000Hz and its sensitivity at 1. Mar 16, 2007 · I read the article about making an adapter cable for increasing the gain in a SM57 mic. Jul 21, 2023 · I did a video last week and compared some mics, and for the first time ever, an SM57 did a bad job. Dec 1, 2012 · Changing the load impedance on a SM57 will change the sound. May 16, 2012 · Anyone know the impedance of an SM57 that has had it's transformer removed? I was thinking about trying to build a "gizmo" cable to match my preamps input impedance, just to see if it gives desirable results Thanks One way to get in the ballpark is to know the step down ratio. A guitar's impedance is actually more around 10KΩ. Apr 5, 2002 · Hey guys, I'm gonna be recording some guitars soon, and will likely be pairing an SM57 with a UA 610 preamp I'm wondering what impedence setting is more optimal for the 57, ahead of time so I don't waste time tweaking. Solder the ORANGE lead to pin 3. It has an ex-tremely effective cardioid pickup pattern which isolates the main sound source while minimizing background The Shure SM57 unidirectional dynamic microphone is exceptional for musical instrument pickup or for vocals. T58s are available from for $80 each. This seemed odd and worthy of investigation, so I pulled out my collection of broken mics The Shure SM57 is a low-impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. This dynamic microphone can handle the highest sound pressure levels without distortion. Once the hot glue is loose, pull on the wires to remove the transformer. Feb 16, 2024 · SM57 vs. In this article, we’ll explore whether the Shure SM57 is high impedance and what this means for its performance and compatibility. 8:57 - Stock SM57 9:10 SM57 TapeOp Mod 9:26 - SM57 TapeOp + Impedance Mod ------ What gear to buy? Jul 7, 2024 · Quantitatively, the impedance of a two-terminal circuit element is the ratio of the complex representation of the sinusoidal voltage between its terminals, to the complex representation of the current flowing through it. It is used extensively in amplified music and has been used for speeches by every U. The Shure SM57 unidirectional dynamic microphone is excep-tional for musical instrument pickup or for vocals. This package includes the SM57, a tripod boom stand and a 20' XLR to XLR cable. [1] In 2004, honoring its four decades of "solid Aug 31, 2021 · In comparison, the R121’s S/N Ratio is 83. Addresses proper microphone placement, and how to avoid unwanted sound. The SM57 traces its origin to 1937 when Jan 3, 2003 · SM-57's and '58's are low impedance (Z) microphones. The ideal choice for sound reinforcement and recording applications, the legendary SM57 is tuned for clean reproduction of amplified and acoustic instruments, targeting the main sound source while minimizing background noise. So meet a good old star from a great time, who was produced in the twenty-first century Dynamic Microphone with Cardioid Pickup Pattern, 40Hz-15kHz Frequency Response, Low Impedance, and Low-profile Tripod Stand May 20, 2025 · In this article, we're going to compare the Shure SM57 and SM58 to expose the advantages, obstacles and variations of each microphone. A super versatile mic, the SM57 performs well on drums, guitars, guitar amps, spoken-word and more. Applications: 'Best suited to : vocals. I have an SM57 mic'd on my guitar amp, which is going to the XLR input on my Apollo Twin X. 2. Repair guides for the Shure SM57 microphone, a common professional low impedance cardioid dynamic microphone for live sound and studio recording. Research shows people are scrapping these anyway as a mod, and I'm not dumb enough to release the phantom smoke (hopefully) BUT I have some theoretical questions regarding balancing. The mic is not actually modded, just the cable but I was wondering if running phantom 48v power could mess it up somehow. You just want to lower the impedance. Add two wires A forum for blues harmonica players of all levels, with ongoing discussions about every facet of the instrument, including techniques (bending, tongue blocking), top players, and more. It is one of the best-selling microphones in the world. As opposed to most findings at the local RatShack outlet. I found an aea link that says the impedance varies by frequency. However, despite its intended purpose, the SM57 quickly found a home in live sound due to its durability, high SPL handling, and tight cardioid pattern. Shure SM57 User Manual View and Read online. Jun 11, 2022 · I've been using the UA 610-B and Neve 1084 Unison plug-ins to try to see the effect of changing the microphone input impedance. The Shure SM57 is a low- impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. I feel sure lots of great recordings have been made with passive ribbons plugged into pres with insufficiently high impedance so it's Oct 29, 2025 · Predecessor to the SM57, the 'Unidyne III' vocalist and drum microphone has a uniform cardioid pattern and shaped response. Perfect for snare, electric guitar, and more. It has an ex-tremely effective cardioid pickup pattern which isolates the main sound source while minimizing background Oct 22, 2016 · Here’s a vintage —yet still available— palindromic Shure microphone that in many modern situations beats the newer SM57 thanks to its switchable impedance. Call Shure and ask Mar 19, 2025 · Producer and engineer Brandon Schock reviews the Shure SM57 mic and compares it to the SM58, SM7B, Beta 57A, and Sennheiser e 609. Sep 11, 2012 · Quote: Originally Posted by scorpix74 ️ Sorry but if someone could help me with this Some Said on this topic that 57 sounds better (less noise) with low impedance I disagree. SM7B Both the SM7B and SM57 are dynamic mics, contain their own internal shock mounts, need plenty of gain, can handle extremely loud SPL levels (upwards of 160-190dB), and are very versatile, but the SM57 is more suited towards cabs and snare drums. Mar 8, 2025 · The Shure SM57 is a low-impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. There is a 500, and a 2. Mar 9, 2019 · Maybe. Well an SM57, as someone else pointed out, has an output transformer which lowers the output impedance (by reducing the output voltage - and a dynamic mic output is typically lower than a guitar). Shipped connected for low-impedance operation, the 545SD features a silent magnetic reed on/off switch with lock-on option. The origins of this mic took place in the 60th, it was a time when people fell in love with “dirty” sound mics once again and harmonicas became popular. On a 57 unloading the mic (high impedances of 2k or higher) will allow more high frequency resonances to get through. 1MΩ is the recommended input impedance that the guitar should "see" - or be plugged into if you prefer. It appears on stage and in studios all over the world supporting everything from vocals to drums and guitars. It has an extremely effective cardioid pickup pattern which isolates the main sound source while minimizing background TAB-Funkenwerk Transformer Swap TAB-Funkenwerk, maker of fine vintage condenser microphone kits, manufactures a replacement for the stock SM57/58 transformer. Check out Sweetwater’s article on the SM57’s SPL capability. 1dB, which is actually better than the SM57 – assuming the stated Sensitivity and Impedance specifications from both manufacturers are comparable, and assuming the same testing and measurement conditions. The Impedance Mod Nowadays, most mic preamps and mixers present a rather high Dec 11, 2007 · I have: Shure SM57 mic, AI Ten2 combo amp. Only at Sweetwater! Easy Payments and FREE Shipping for your Shure SM57 Cardioid Dynamic Instrument Microphone! Re: SM57 mod and impedance question « Reply #1 on: April 18, 2008, 11:12:05 AM » Hello Reuben, thank you for the flowers, but I do not want to blow my own horn here, so just a short answer: Jun 25, 2025 · I have a transformerless 57 clone, it sounds OK but it is missing the shure design's 1:3 impedance TX . Many dynamic Overview An industry-standard, highly versatile cardioid dynamic microphone that can be found onstage and in studios around the world. Addresses proper microphone placement, and how to avoid un wanted sound. Shure SM57 Cardioid Dynamic Microphone The SM-57 is a unidirectional (“cardioid”) dynamic mic that has been used in some respect on 75% of the recordings in your collection — from snare drum to vocals to guitar cabs to, well, everything. UNIDIRECTIONAL DYNAMIC MICROPHONE The Shure SM57 unidirectional dynamic microphone is exceptional for musical instrument pickup or for vocals. An arpeggiated chord. (3) NEW SHURE SM57. Unsolder the RED lead from pin 3. With its bright, clean sound and contoured frequency response, the SM57 is ideal for live sound reinforcement and recording. 520DX) Login | Register Page: 1 Post a Message The legendary Shure SM57 microphone is exceptional for musical instrument pickup and vocals. president since its introduction in 1965. Have various mic jumper cables about 2 feet long w labels of different impedances. Discover the Shure SM-LC Instrument Microphone, perfect for instruments and vocals. UNIDIRECTIONAL DYNAMIC MICROPHONE. Is The Shure SM57 is the world's most versatile instrument microphone. Also suits lectern use and drums'. Jul 16, 2004 · The predecessor to the SM57, the 545SD Classic Unidyne Instrument Microphone is a dual-impedance, unidirectional, dynamic microphone. 88mV/Pa. (high-Z). Possibly more relevant, the SM57/SM58 has a huge and long-standing reputation among musicians and audio engineers, which is almost entirely unjustified. A high impedance microphone is one that you will find plugged into a sound card, cheap PA, guitar amp if pressed for a sound source, and most low-end four-tracks. Jan 29, 2019 · This is an excerpt from: Microphone Techniques for Music - Sound Reinforcement The output impedance of a microphone is roughly equal to the electrical resistance of its output: 150-600 ohms for low impedance (low-Z) and 10,000 ohms or more for high impedance. Professional microphones and some not so professional use a low impedance to match that of the input device. Our guitarist was using the Shure sm57 to mic his Marshall amp which doesn't have a line-out feature. It’s known for a combination of smooth, reliable sound and near-indestructible build quality. It is known for sounding pretty good on everything, and more specifically for its “carefully contoured presence rise,” sometimes less charitably UNIDIRECTIONAL DYNAMIC MICROPHONE The Shure SM57 unidirectional dynamic microphone is excep-tional for musical instrument pickup or for vocals. The difference is small in my opinion. Jan 17, 2017 · Shure SM57 Cardioid Dynamic Instrument Microphone Bundle with Boom Stand, XLR Cable, and Windscreen Shure SM57 The Shure SM57 is a classic dynamic microphone that has recorded probably most of the music you’ve ever heard. Download Shure SM57 PDF manual. Overview An industry-standard, highly versatile cardioid dynamic microphone that can be found onstage and in studios around the world. For use in the 21st century, there is no need to use the orange wire. 0k setting on the preamp unit if I'm not mistaken. Unscrew the capsule and connector and cut the wires. View and Download Shure SM57 product manual online. To change from the lower impedance to higher impedance in the older version, follow these instructions: Remove the XLR connector insert by turning the slotted setscrew in. You have a very old SM57 that is dual low impedance. The Shure SM57 is a low-impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. A favorite for instrument pickup and recording, the 545SD can also be used on lecterns in public address systems. It has an extremely effective cardioid pickup pattern which isolates the main sound source while minimizing background Feb 16, 2022 · The current SM57 is only low impedance, but many years ago, we did have a dual impedance version. Aug 31, 2025 · The Shure SM57 boasts wide frequency response (40Hz-15kHz) and a tight cardioid polar pattern that are ideal for close-in speaker miking. Impedance: Rated impedance is 150ohms (310ohms actual) for connection to microphone inputs rated low impedance. The time now is 03:03 AM. 1. [1] In 2004, honoring its The Shure SM57 is a low- impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. Supplied with an A25D swivel adapter but The Shure SM57 is a low-impedance cardioid dynamic microphone made by Shure Incorporated and commonly used in live sound reinforcement and studio recording. Crisp sound quality and versatile usage. Impedance: A Quick … Is the SM57 high impedance Shure SM57 frequency response, specs, polar pattern, sensitivity, and more. Will the impedance match be better using the XLR connection, which is low impedance (around 600 ohms, I think) or a 1/4" which is around 1 Mohm? I vaguely recall reading that the AI XLR impedance was designed for condenser nicer mics than an SM57 I have a SM57 that I run with a XLR cable using the impedance mod (resistor soldered between pins 2 and 3 on a XLR cable to lower impedance of the mic). An industry-standard, highly versatile cardioid dynamic microphone that can be found onstage and in studios around the world. 'Better' meaning more clear and open. Capture every detail with the Shure SM57 Dynamic Instrument Microphone. Some will Jan 30, 2011 · Mic impedance question (SM57 vs. The lower the impedance the more the distortion. [1] In 2004, honoring its four decades of "solid Apr 14, 2021 · Here are the most relevant ones: Polar pattern: Beta 57A = supercardioid; SM57 = cardioid Output level: Beta 57A is 4dB hotter than SM57 Handling noise: Beta 57A has less handling noise than the SM57 Grille: Beta 57A has a hardened grille that is very difficult to dent Frequency response: Beta 57A has extended low and high end compared to SM57 The Shure SM57 boasts wide frequency response (40Hz-15kHz) and a tight cardioid polar pattern that are ideal for close-in speaker miking. Instrument Microphone Shure SM57 frequency response, specs, polar pattern, sensitivity, and more. Switchable high and low impedance, plus lockable on/off switch. It’s also great value, retailing for less than $120. Feb 18, 2025 · The SM57 was officially released in 1965 as part of Shure’s SM (Studio Microphone) series, designed for professional use in the studio. You don't need an SM57 mod. equh iknrys qhesy vgoeaa icxab zbasd nkfbq xtqoqf lxwc awmw hbfik mdk rnvcy pjirlgq vzx