psarkissian
Service Engineer Moderator-
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Everything posted by psarkissian
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JTV 59 Variax Bridge Repair
psarkissian replied to guitarheel99's topic in James Tyler Variax Guitars / Workbench HD
Full Compass has JTV piezos. JTV-59/69/89, all use the same piezos. It's the JTV-89F piezos that are different. -
Re-writing the program for you defeats the purpose of Modeling. So they aren't going to do that. And I've given my advice on the mechanical aspects, et al. Equaliser in the floor effects, you can notch out the desired frequency. Workbench HD, you can adjust parameters to your liking. Like any guitar,you start with what it is then adjust the settings to where you want it. Equaliser and Workbench HD, both are tools to make use of. I can't force you to take my advice,... whether you do is up to you.
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LeBenoist, What bit depth are you using? I ask because I've come across circumstances with DAW's where, if you use 44.1-kHz, it will only give 16-bit data as an option. If one wanted to use 24-bit, it didn't give 44.1-kHz as a sample rate option. I don't know if that is the case here.
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"I used POD HD500 - input impedance 3.5 Mohm"---- snhirsch,... and to add to that, I have found the 3.5 Meg-Ohm input impedance to be one of the settings with a higher noise floor. Think I've mentioned that in an earlier response here or in another thread post. snhirsch,... as for the DSP, he would need a schematic or a chip data sheet. And even then there would be too many external component variables and voltage pull down points to be as accurate as would be needed,... would be approximation at best. Interesting, but it doesn't solve his problem, made more complicating by the methodology of the way the experiment is being implemented. snhirsch, et al,...Signals would have to be picked off from input and output amps and compared. Problem with that is that per-processed input and post processed output are different, so you'd be comparing apples with oranges (as the saying goes). Good idea, but how valid the methodology of the experiment is,... well, not bad considering the tools used, but not quite there, yet. Need better tools and inside knowledge of the algorithm and workings and a schematic, for it to be where these experiments could be. It's a nice start, nice effort though.
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Where is Line 6 Support?
psarkissian replied to barkerm's topic in James Tyler Variax Guitars / Workbench HD
Venting is okay, but now we're getting down to it. Thanks. The battery will eventually drain away over time if you leave it in the guitar. How soon does it drain? Also, before doing the insert into the knob, try engaging it with the knob off, and see if it lights up that way. That will tell me whether the knob is hanging up or if it is something else. Is the knob or shaft wobbly or snug? -
Pick scrape on wound strings,.... Stiff picks tend to ping and over ring, soft picks tend to thwack, medium picks tend to be in between, and finger nail pick scrape is cringy. I mentioned that some where here or on another post. Firmware won't solve pick scrape. Making use of Workbench HD and the equaliser on the floor effects unit to sculpt the sound. Using the tools.
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POD X3 LIVE No sound other than Aux in via Phones Out
psarkissian replied to crypticify's topic in POD X3
Go to "Inputs",... what comes up in the display? -
No,... The Expression Pedal inputs are not designed to take in a Control Voltage (or CV). They are for passive pedal devices.
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M9 is a Stompbox Effects device. You can send the sequencer signal through the M9 and its effects to further process the signal. MIDI is used for loading and off-loading settings and engaging "Scenes" and Looper functions, and some SysEx. It is not itself a sequencer, and does not accept control voltage (CV). It's a Stompbox Effects device with some digital program features. http://line6.com/m9/
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Actually, being the guy who works on guitars here, I can say that the Variax Standard is a true collaboration,... details of which I won't go into. As far the the THR amps,... Yamaha has been doing their Modeling for some time now, as in their grand piano with modeling capability, which has been around for several years. And there have been a number of people over the last 12-15 years in the modeling world, who have been into working on modeling of vacuum tubes and tube amps. Some of them are half decent renditions. Though I haven't heard the THR yet.
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Where is Line 6 Support?
psarkissian replied to barkerm's topic in James Tyler Variax Guitars / Workbench HD
Agreed. -
Where is Line 6 Support?
psarkissian replied to barkerm's topic in James Tyler Variax Guitars / Workbench HD
True. Maybe at some point there will be, then whatever problem he's having can be solved. -
Where is Line 6 Support?
psarkissian replied to barkerm's topic in James Tyler Variax Guitars / Workbench HD
It's okay cruision2,... it's like the old saying goes, "Even Erma Bobeck was rookie". He's listed as Just Startin'. He'll get into it. -
Non- answers and obfuscation??? Hardly. Mr M is have a problem with some sort of over-ring that's injected into the signal. Yes I do hear it just fine. And the guy from L.R.Baggs explained a number of things about the aspects about piezos (which I got into early on in this thread). Now, it's a matter of narrowing down the source. As for the the Model itself is from a vintage 59 Strat. I've had this talk with the programmer. Yes, it's going to have a bit more something about it that unfortunately Miroslav doesn't like. Popular with blues players, but not with metal players (seems to be the pattern). So yes, that particular Strat is supposed to have that kind of Low-E sound. Apparently it doesn't mix well with how Miroslav is using it. "The body affects the modeling, but you can't correct for it....well actually you can, but I can't talk about it, so let's talk about the switches instead...can't tell you what it is, but I'll say it's not the firmware"---- right, "can't correct for it",... but it can be mediated or mitigated some. I don't have these problems with my four JTV's, and is a rare thing with all the JTV's I work on. I also play through something other that HD500/500X, so my effects module gains are different, and those frequencies Miroslav is having a problem with, "don't stand out as much" on my set-up. And yeah, I'm tired of bringing up my lengthy ciriculum vittae too. Normally, I would enjoy the snappy reparte',... but it doesn't help with a solution to the problem at hand. And as mentioned before this thread is lengthy. A number of causes have already been eliminated from the list of causes. Any other ideas?
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White noise suggests a high noise floor, and that goes to gain or an impedance mismatch between devices. If it's a Mackie board, chances are there is an input trim pot for adjusting level between mic and line inputs. Most other board will have phantom power. You may want to start with phantom off, until you can determine whether it is having an affect on the signal. Phantom power is meant to be used for condenser mics.
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It's not the Flash. But that's as much as I can say about that. "I wish they had a "no model" model in workbench that would pass the dry piezo signal, that might be interesting"--- my guess is that it would sound like a hot pick-up or pick-up with active circuit amps.
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And there are 3-switch configurations for the different JTV configurations. And so they have to be programmed as such. The guy from last week, took his guts and put it into a non-JTV body, so now his guitar body won't fit the tone colour of any of the 3-switch configurations programmed into it. I guy I know put his guts into a Flying-V,... it sounds different. But he knew that from the start because I went over all of this with him. He knows our product, because he used to work for one of our service partners. He is one of those five people in the Americas I trust to do a mod or transplant without messing up. It's not as simple as dropping in the guts into another body, then plug-and-play. Been involved with guitar synth stuff since 1978, and known about modeling since 1976 (back when it was called numerical modeling, and CPU's ran 8-bits). I've been doing this a while.
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Variax 600 not detected by Monkey /Workbench
psarkissian replied to Overturept's topic in Variax Guitars / Bass / Workbench
Hardware issue, needs to be troubleshooted at a Line 6 authorized service center. -
New meaning to the term "screech".
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And you're bumping your elbow into the controls, because they're on the other side now. And transplants have their own pitfalls. Last week, someone had one and the Models sounded different, being in a different body and all. He wanted me to adjust it and tweak it. Had to turn it down, it's some other company's product. And adjusting the Models to fit the tone of the body,... well, there simply isn't an adjustment for that. I warn people about this all the time. I've been getting paid to do tech stuff for the last 40-years (as of last month). I hear from those who didn't heed my warnings. And they not the four or five people in the Americas I trust to do mods (or transplants) without messing up. So be careful when doing this sort of mods or transplants (rather not see any), ... it's a pricey thing to mess up.
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I would want a closer look at one of those,... the only concern from my POV would be whether those would scratch the fret-board or wear on the strings over time. Like having a capo for individual strings,... interesting.
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DO NOT plug an amp's 8-Ohm output into a 4-Ohm input of a speaker cabinet. That is bad! Don't do that. http://line6.com/support/page/kb/_/general-faq/cabinet-connection-and-ohm-faq-r436