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"Take these three items, some WD-40, a vise grip, and a roll of duct tape. Any man worth his salt can fix almost any problem with this stuff alone." - Walt Kowalski
"Only two things are infinite - the universe, and human stupidity. And I'm not sure about the universe." - Albert Einstein
I love a good tubescreamer and I like the Zen drive and Timmy (took me a while to learn how to use it) but to me they are totally different beasts, the tubescreamer obviously sounds like a tubescreamer, but the zen and timmy sound totally different into my amp with zero overlap really.
Are the circuits that close that its purely components that make that much of a difference ?
I have the same problem with the JanRay and the Timmy, I really like the JanRay and when people made such a big deal out of it being a timmy with one component changed (or whatever the actual details was) I tried really hard to get them to overlap in sounds and the overlap when I tried was very very minimal, they sounded like two different pedals, so I treated them as two different pedals.
Zendrive:
Timmy:
You should be able to see that the overall topology is identical. Almost every component value is different though. There is a minor difference in that the Timmy has a little gain in the second IC stage whereas the Zendrive is unity gain, but that's all those two 3K3 resistors do. The order of the pot and resistor in the treble cut control makes no difference, and the Timmy has a dual frequency bass rolloff (more like a Rat) rather than the Zendrive's single, but is otherwise doing the same job.
"Take these three items, some WD-40, a vise grip, and a roll of duct tape. Any man worth his salt can fix almost any problem with this stuff alone." - Walt Kowalski
"Only two things are infinite - the universe, and human stupidity. And I'm not sure about the universe." - Albert Einstein
Surely someone building a pedal and who comes up with a unique design can protect that somehow. So why is cloning such an issue?
Actually, can any pedal builder genuinely claim to come up with a completely unique, original design these days? Aren't all circuits derivations of other older ones, but with some changes? Is it possible for someone to create a completely unique drive circuit for example, that owes nothing to a previous design?
Do pedal builders want Maxon (I think it was they who designed that circuit first, and assuming of course they are still in business) to be given legal protection over the TS-808 circuit to prevent anyone from cloning it, or more importantly, to prevent anyone deriving a circuit from it? Nobody will be allowed to change a chip, or a few resistors and capacitors and claiming it is a new product. Do builders want to see that sort of protection?
Do pedal builders need protection from clones, or do they need protection from derivatives? When does a clone become a derivative?
If I were a pedal builder I would want protection from clones, and from people who take my design and change a few components and call it a derivative, because it is still fundamentally my circuit design. How many changes must be made before it is not recognisably based on my design?
yeah, but Deano, pedals only cost a "few quid" to build anyway right, so what's the harm?? ;-)
Feedback can be found here http://www.thefretboard.co.uk/discussion/comment/908933#Comment_908933
It can't be both. If there is nothing new under the sun because all the basic designs have been used already, any small boutique pedal make must be using one of those basic designs to come up with their circuit. So if they aren't coming up with unique designs after all, but are in reality only producing a Tube Screamer clone, then why should they be supported and companies like Joyo rebuffed?
I must admit - although it will not come as a surprise - that I am wary of paying for a "cool overall brand/image".
I've got one of those on my board. I know that's what it is because I built it myself. It's also true bypass, which should make @ICBM's blood boil.
There is undoubtedly a lot of hype and snake oil around. Some of the "boutique" builders do use more expensive components than the mass market versions, but it is hard to justify some of the prices they charge.
I think there is a difference between "inspired by" and a straight rip-off. The Thorpy Fallout Cloud makes no secret of being inspired by the Big Muff Pi, especially before the name change, but it isn't a straight clone. Some of the "boutique" pedals do attempt to improve on the original they are based on. Is an Analogman worth that much more than a Marshall Bluesbreaker though? And why don't Marshall reissue the Mark 1 Bluesbreaker circuit?
"Take these three items, some WD-40, a vise grip, and a roll of duct tape. Any man worth his salt can fix almost any problem with this stuff alone." - Walt Kowalski
"Only two things are infinite - the universe, and human stupidity. And I'm not sure about the universe." - Albert Einstein
Looks very simple and it is ..... in fact C1, C2, R3 and R4 are only there because it's been modified to run off a battery when in reality opamps are designed for dual polarity supplies originally ... add a couple of diodes to the above and you have a basic overdrive or distortion circuit depending on where you place them .... ... now the values of R3 and R4 are unimportant as long as they are equal in value .... although too low a value will use more current than needed and be wasteful .... the values of R2 and R1 set the gain of the amp in the formula R2 divided by R1 add 1 ..... so if R2 was 100K and R1 10K then it would have a gain of 11 .... so that's our basic black box of gain we can use to build something
But if you drew out what's inside the opamp it would look something like this
In fact I think the above is a 741 which is a very old design, even something like a TLO71 is much more complex but you get the gist, all the hardwork in making a high gain reasonably stable amplifier has already been down by the designer of the opamp which has a differential input and will always try to keep it's inverting and non inverting inputs at the same level ... which makes using it a piece of cake. And modern opamps are so good there's literally no point in using discreet small stage circuit design unless it's the very first stage of something very sensitive, like the first stage of a mic pre amp or something similar
When you design a cars electronic ignition system you inevitably use a coil and triacs to provide the HT voltage for the plugs ... you only re invent the wheel if you believe the original one has a fault I spose
Most designs if not copied from others are born out of the reference circuit supplied by the device manufacture. This tends to be a quick and dirty circuit to show you how the device was designed to be used and then you have to add the decoupling, EMF shielding etc and various other bits of good housekeeping before you have something that's sale-able
After all, I haven't given any indication I bought the kit from someone, they have been given no credit. But it was built by me from a kit. I have added value by building the pedal. Nobody will know that it is from a kit, and I am claiming it to be my work - which it is to a degree because I turned the pile of parts into a pedal. Is that deception?
Where does the line get drawn in all this?
The whole industry is a little bit incestuous to my mind. A pedal maker will take the original Tube Screamer design, and create a derivative of it, saying it was "inspired" by the original design. What a weasel word "inspired" is. If a slightly tweaked version is "inspired by", then an out-and-out clone ought to be a "tribute to" the original design. But it doesn't matter because they will soon be ripped off themselves as someone else is "inspired" by the design that was "inspired" by the original Tube Screamer!
Perhaps it is evolutionary! The Tube Screamer was the original self-replicating pedal. It got cloned but with a tiny modification. That clone got cloned with another tiny modification. The good ones got bought and cloned with more tiny modifications, the bad ones die off, shoved at the back of a cupboard. Eventually we will end up with an super-evolved Tube Screamer that sounds perfect. A Klon perhaps?