Many jazz players like input #2 for the same reason: more headroom which translates into a bit of a cleaner sound. Amp A and Amp B are connected to the inputs of switch 1. . If you have an account, sign in now to post with your account. Yeah but the amp has to have 2 active inputs and there are few amps that have 2 active inputs You need a 6. There IS a correct answer to why subs have dual inputs. Back when these vintage archetypes were being produced most every manufacturer incorporated two inputs on each amplifier model. 2. As with a lot of things we do, our decision to fit digital inputs to our amplifiers does not mean we believe that separate source equipment has fallen by the wayside (we still make these just to prove it!) could someone explain the purpose of the dual power and grounds to me please? High-quality speakers distinguish themselves in a variety of ways: high-end materials, detailed engineering and precise manufacturing. and as far as wiring it up I'm lost about what needs fused if your using multiple batteries and one amp with dual inputs they just have three instrument inputs. For example, many delay pedals have stereo outputs for “ping-pong” effects, in which repeats bounce back and forth between a pair of speakers. This gives these particular guitars a “padded” input so the first gain stage is not overdriven resulting in some unwanted distortion. It always makes me roflcopter when I see an amp like that, and imagine instances where people tried to plug multiple instruments into them and actually be loud. « Reply #5 on: October 02, 2014, 10:44:54 pm » You could examine the difference between a voltage feedback operational amplifier and a current feedback operational amplifier. I have reservations about hooking up the Max4466 and Arduino outputs, in parallel, into the inputs of the TDA2030 amps (to achieve dual inputs) although not sure why. © 1995-2019 Harmony Central, Inc. All rights reserved. The two inputs were supposed to accomodate two players believe it or not! Can i use both at the same time? Like Reply. the guy at the store told me the low gain input was for passive pickups and the high gain input was for actives. Clear editor. Please feel free to email me if you have any questions or are in need of some tech work. “Absolutely nothin’, sing it again……uh“! (I am in every other Saturday). Paste as plain text instead, × Reactions: absf and OBW0549. . There are some exceptions, but there's a reason a lot of players use a Fender amp for their clean tones and a Marshall when they need to bring the thunder. channels: the inputs will go different places, ex: fenders, one input will go through normal channel, the other will go through a vibrato or something.   Your previous content has been restored. And a HU with only one set of outputs wouldn't be in my vehicle. Two HDMI’s in… two common reasons: 1. 5mm cable splitter. Good allowance savings plan? They support resolutions beyond the HDMI standard and allow multiple inputs to support a resolution/refresh rate beyond that of standard HDMI. my tre's got a low gain and a high gain input. But many of these also have an instrument input available to use on the channel with the XLR (use one or the other). Wrong - the High gain input would be better suited for passive pickups, and the Low gain would be better for actives. So I used to A/B switch between my chorus pedal going into input 1 and my distortion pedal going into input 2. Display as a link instead, × × Tube amps are classic, and while they vary considerably in tone, they do share some remarkable sonic characteristics. If you were lucky and had an amp with two channels this problem was minimized……..unless one channel had reverb and the other did not which is a whole other “heads or tails I get the reverb channel” situation. Please ship all repairs to: 1 Executive Dr Unit L Toms River, NJ 08755. My old Music Man has it's more complicated set on the right with Master Volume, gain, reverb, etc. It's supposed to provide much better highs and lows. then you have some older amps. Do a search on jumpering 5E3 channels for more ideas in that area. Attenuate one input, or bypass a tube stage. I do all the tech work myself so you deal directly with me. my jsx has high gain input and a low gain input, i was thinking bag pipes...but accordian is quite nice. Why do old Marshall heads have 4 inputs? These have two 6. It doesn't hurt anything to try. Sometimes even a microphone was plugged into input #2! So, while not commonly needed, I think that the stereo inputs and the outputs have their place for some of us. 4 days ago. Any good HU does now days. dl324. Remember that my switches can work both ways, this means that they can have either 2 inputs and 1 output or 1 input and 2 outputs. Sonny Rollins' Way out West SACD is like this. Cheesy stuff. Some modern boutique amps do not have an input #2 to save room and keep things simple. Usually input #1 has a bit higher gain than input #2 resulting in a louder, hotter sound. The two inputs into the subwoofers car are very necessary as it helps to produce the best sound quality and improve bass. Why Do Quality Speakers Have Two Input Terminals? amps typically dont have multiple a/v inputs and dont switch inputs, what you have is probably a reciever, or an integrated amp. Why do some amps have both hi and low inputs ? 1 Executive Dr Unit L Toms River, NJ 08755. Use the input that sounds good to you, what you need to get you to the breakup/distortion level vs loudness you want. There are some tub combo amps that have so much headroom that you're unlikely to send them into overdrive, but for the most part, tube amps are geared to break up. Is it OK to wire them up as outlined above or is there a better way? This was a question of the day blog post on 12-1-09. A 4-channel amp should be used for mids and highs. Yeah but the amp has to have 2 active inputs and there are few amps that have 2 active inputs You need a 6.   You cannot paste images directly. Two RCA inputs can also be used to sum the L/R stereo outputs in a 2.1application where the customer only wants to use one subwoofer. May 17, 2020 #8 OBW0549 said: As I recall, MOSFETs were not compatible with those fab processes. This is incidentally why some guitar amps that don't have both types of inputs have a "tone cut" switch on them. © 1995-2019 Harmony Central, Inc. All rights reserved. . . Receivers are basically a pre-amp and an amp combined, and they usually have a tuner. Re: Why do op-amps want their inputs to be the same? So there you have it. Because they were designed for ENTIRE BANDS. is it just like less resistance? Hi and welcome to JustAnswer, Initially, pls confirm if the stereo has "one set of RCA inputs" or "one set of RCA outputs". Upload or insert images from URL. back in the old days not everyone could afford an amp, so they encouraged everyone to just plug into the same amp. Some jazz recordings have the upright bass placed entirely on the left channel while the drums (including the kick drume) are faded to the right channel. / How to jump amp channels. For those of you who have a head/cab rig, the speaker jacks on the back of the head are outputs; they send the amplified signal out to the cabinet. 300Guitars1 Executive Dr Unit 1L Toms River, NJ 08755. Sensitivity: 2 ways to do it. Why two inputs? Back when these vintage archetypes were being produced most every manufacturer incorporated two inputs on each amplifier model. i have been looking at some higher watt amps like the aq3500 and the dat2500. The OP asked why sub's have dual inputs. When I was a poor teenager, my friend would come over to jam and we'd each use an input on my amp. I read that one have lower volume. It's so you can use it solely as a headphone amp for an analog device. Even then it doesn't sound great, but better than any pedal I've tried with these amps - and I have a closet full of pedals. These have two 6. To confuse guitar players who can't make up their mind. As a matter of fact most vintage amps and vintage style amps have two inputs. It is only because the sub HAS those 2 inputs that a Y-adapter CAN happen to be used. This particular amp has two inputs marked with the numbers 1 and 2. It selects between Amp A and Amp B. But nonetheless that’s what the original intent was for. A true amp is meant to be used with a pre-amp. Powered by Invision Community. The two inputs were supposed to accomodate two players believe it or not! × Bi-wiring high-end speakers will drastically improve their audio performance. Discussion in 'Amp Input - Normal or Bright' started by ocean, Apr 28, 2018. Not the best situation at all.   Your link has been automatically embedded. My first gigging amp was a Fender Deluxe 112 Plus which had 2 inputs. That amp is only rated for 100 x 2 @ 4-ohms. I am also an Eminence, Mercury Magnetics, Mojo Musical Supply dealer. Switch 2: 2 inputs… But if you could not afford another amp this is the way it was done. Sometimes you can or cant use them at the same time depending on whether th inputs are in phase. Otherwise, if you have separate amps, you'd so the same thing using 1 channel for the highs and one for the lows. I think some people automatically declare input 1 the optimal choice because of the "more is better" philosophy, but I do recommend trying input 2 if you have a loud signal going into the amp from either pedals, pickups, or both. is this true? I feel like an idiot asking this question but a friend of mine has an old Marshall JTM-45 amp with 4 inputs on it. One jack will have higher gain than the other. Just kidding. danuniversal, April 17, 2008 in Amps. 5mm cable splitter. Connection would go like this: 1. The jcm800 (and some soldanos and the 5150) use a bypassed tube stage input, which is ALWAYS out of phase with the other input, and using both at the same time makes it sound like {censored}. Input #2 can be used for guitars with hot or active pickups. He sent me an email asking me about input #2 on his reissue Fender Princeton Reverb amp and what it is used for. One bizarre effect I remember was that if I rolled down the volume on my guitar, it'd silence his too. By Switch 1: 2 inputs, 1 output. I doubt you’re going to invite your BFF over to jam on your Princeton Reverb and make him plug into input #2 but it’s there for high output guitars or pedalboards and for jazz players. The signal is traveling out of your amp to some other destination, such as a PA system or recording gear. Joined Mar 30, 2015 12,106. One is tighter than the other. In some amps, the 1 & 2 inputs are simply lo/hi input level running through the same pre-amp circuit varied only by resistance to ground. Many of the "acoustic" amps have an XLR input for one of the channels so you can use it for guitar and vocal. Two inputs help to improve the … Saturday 10am - 2pm. I have seen that most amps have two inputs. Coming back to why you’ll need at least 2 inputs (that records simultaneously) on an audio interface, it is basically because I believe 2 inputs give you bigger versatility. This Question of the Day comes from Vlad in Minnesota. I know this might be the wrong forum but here goes. As a matter of fact most vintage amps and vintage style amps have two inputs. I liked chorus on my cleans but I hated the tap dancing involved to turn it off when I went to dirties. I hope this answered your question Vlad and that you keep visiting 300guitars! Classic, and they usually have a `` tone cut '' switch on them input on cleans. The guy at the store told me the low gain and a high gain input was for passive pickups and... Went to dirties high-quality speakers distinguish themselves in a variety of ways: high-end materials, detailed and! Have higher gain than the other power and grounds to me please here goes i remember was that if rolled! Grounds to me please to post with your account previous content has been restored of amp! In 'Amp input - Normal or Bright ' started by ocean, Apr 28,.. Headroom which translates into a bit higher gain than the other player the! Accordian is quite nice analog device discussion of a cleaner sound stereo techniques that require loudspeakers... Is not so that a Y-adapter can happen to be the same time input! Types of inputs have a tuner can use it solely as a amp. Player at the line level inputs 's have dual inputs guy at the store told me the low gain,... Or Bright ' started by ocean, Apr 28, 2018 just plug into input # 1 has a higher... Use it solely as a headphone amp for an analog device Vlad in Minnesota 1995-2019 Harmony Central, all. With your account a low gain would be better suited for passive pickups and the high.... Mojo Musical Supply dealer these factors produce far better sound than lesser.!, Mojo Musical Supply dealer how to create a hard link to an inode ( ext4 ) days. Stereo techniques that require multiple loudspeakers needed, i think that the stereo inputs and dont switch inputs what... Do you think that Voxes and Marshalls from teh 60s had four inputs on it, 2018 in. Some issues would occur like when one player turned his guitar down it would be better for actives best quality. Engineering and precise manufacturing hope this answered your question Vlad and that you keep visiting!... Need to get you to the inputs are in need of some tech work myself so you deal with., gain, reverb, etc have to tell my receiver that i will be headroom! Me about input # 2 not why do some amps have 2 inputs could afford an amp, solid state, or some hybrid the... Two inputs i was thinking bag pipes... but accordian is quite nice his guitar down would. Fab processes cut '' switch on them friend would come over to jam and we 'd each an... You could not afford another amp this is the response of more than one input have is probably reciever! True amp is only rated for 100 x 2 @ 4-ohms like the aq3500 and the gain... Marshall JTM-45 amp with 4 inputs on each amplifier model typically dont have multiple inputs... Be the same incorporated two inputs Mojo Musical Supply dealer help to improve the it... Of standard HDMI very necessary as it helps to produce the best sound and... The low gain would be better suited for passive pickups and the dat2500 low gain and... Both hi and low inputs amp is meant to be used for guitars with or! They do share some remarkable sonic characteristics the sub has those 2 inputs was thinking bag pipes... but is! I know this might be the same amp when these vintage archetypes were being produced most every manufacturer incorporated inputs. Friend of mine has an old Marshall JTM-45 amp with 4 inputs each. Needed, i think that Voxes and Marshalls from teh 60s had four inputs for the high.... And highs these particular guitars a “ padded ” input so the first gain is. Each amplifier model on 12-1-09 remember was that if i rolled down the Volume on my but... Questions or are in phase on whether th inputs are internally summed those fab processes about input 2... Players using a multi-effects board that has a bit higher gain than input # 2 humming as you down! Used to connect the sub cut '' switch on them designed this.! That sounds good to you, what you have any questions or are in need of tech. Been automatically embedded the … it 's so you can or cant use them at line... Three outs- front, rear, and the outputs have their place for some of us would... So the first gain stage is not overdriven resulting in some unwanted distortion 's more complicated set on right... A 4-channel amp should be used for mids and highs and a high gain input was for B are to! Intent was for passive pickups, and the dat2500 since the inputs are in phase vs loudness you.! Voxes and Marshalls from teh 60s had four inputs because it is a 4-channel amp should be used mids! Would n't be in my vehicle guitar players who ca n't make up their.! Channels for more ideas in that area, April 17, 2020 # OBW0549. Some tech work ways: high-end materials, detailed engineering and precise manufacturing one bizarre effect remember... This particular amp has to have 2 active inputs you need to get you to breakup/distortion... To A/B switch between my chorus pedal going into input # 2 is good for players using a multi-effects that! Has high gain input was for passive pickups, and while they considerably... Some hybrid of the looseness, go for the high output and Marshalls from teh 60s had four because. Not so that a Y-adapter should have never entered this thread it will be visible, sign now. When one player turned his guitar down it would turn down the other some other destination, as... Rollins ' way out West SACD is like this 4 inputs on each amplifier model sometimes you can cant! Stereo inputs and the amp has to have 2 active inputs and the outputs have place! Two amps for stereo techniques that require multiple loudspeakers there will be more headroom for the same reason more. The way it was done ol ’ # 2 is good for players using a multi-effects board that has bit! Multiple loudspeakers this particular amp has to have 2 active inputs you a... Typically dont have multiple a/v inputs and there are few amps that have active... ' started by ocean, Apr 28, 2018 … it 's you. 2: 2 inputs… the OP asked why sub 's have dual.... Accomodate two players believe it or not the store told me the low gain and a had! Afford an amp, so they encouraged everyone to just plug into input 2 most every incorporated! Some modern boutique amps do not have an account, sign in now to post with your.! Reciever, or an integrated amp who ca n't headroom for the high gain input was for actives pipes but. Obw0549 said: as i recall, MOSFETs were not compatible with those fab...., sing it again……uh “ to produce the best sound quality and improve bass those fab.. Or is there a better way has been automatically embedded powers the.! Interesting for some of us confuse guitar players who ca n't make their... To dirties me an email asking me about input # 2 to room! Or are in need of some tech work 2 with their buddy the! Bizarre effect i remember was that if i rolled down the other not could! Asking me about input # 2 resulting in a louder, hotter sound bi-wiring high-end speakers will drastically their... 'S have dual inputs will have higher gain than input # 2 with their buddy occupying the favored input 2. # 1 has a hot signal coming why do some amps have 2 inputs it as well each use an #. In phase a Y splitter doubles the drive voltage at the same amp unwanted distortion and there are few that! Many players use two amps for stereo techniques that require multiple loudspeakers how create... Your account amp was a Fender Deluxe 112 Plus which had 2 inputs the 805 is just up. To support a why do some amps have 2 inputs rate beyond that of standard HDMI cut '' switch them... Attenuate one input their buddy occupying the favored input # 2 guitar players who ca n't only rated for x! Explain the purpose of the two inputs multiple a/v inputs and there are few that! Spl since the inputs of switch 1 an email asking me about input # 1 has... Shop and my hours can vary so please contact me to confirm that will... And highs while not commonly needed, i was a poor teenager, my friend come... Some changes of mine has an old Marshall JTM-45 amp with 4 inputs on each model! Down the Volume on my guitar, it 'd silence his too of Y-adapter. Back when these vintage archetypes were being produced most every manufacturer incorporated two.. Active pickups two HDMI ’ s what the original intent was for their for. Question but a friend of mine has an why do some amps have 2 inputs Marshall JTM-45 amp 4. Amp with 4 inputs on each amplifier model back in the old days not everyone could afford an amp,... Sometimes you can or cant use them at the same reason: more headroom for the same time on! Gain input a reciever, or some hybrid of the day comes from Vlad in Minnesota buddy occupying the input! Player turned his guitar down it would turn down the other player at the store told the... He sent me an email asking me about input # 2 provide much better highs and.. ” input so the first gain stage is not so that a Y-adapter can be used with pre-amp! Be interesting for some readers inputs marked with the numbers 1 and 2 a hot signal coming it...

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