I am very interested at the price you are offering... do you take orders from malaysia ? --- In Homebrew_PCBs@yahoogroups.com, "ballendo" <ballendo@y...> wrote: > Richard, > > Thank you for the reply and the concern<G> Which price? > > The answer to most of your questions is yes, with a higher proportion > of "yes's" as you go up the price scale... I've been designing and > building cnc machines for nearly 15 years now... > > There IS a reason more expensive machines are more expensive. The > trick is in discovering what can be taken out and what must be left > in, as one pursues a lower price. > > One sure way to kill a low cost product is to try to make it do ALL > the same things as the higher priced unit. But sensible design is > another thing entirely. That IS available in ALL sizes and at ALL > price points. My machines are all sensibly designed. Where additional > functionality can be accomodated without undue sacrifice, it is > definitely added. > > But if you start making the cable runs larger--just a bit--, and the > table sizes larger--just a bit--, and the structure a bit stronger to > support "possible" added weight--just a bit-- the price is gooing to > go up more than the "four bits" just described<G> > > When this happens, either I stop doing it because it's not worth the > effort, or have to stop because the "ends" no longer meet. > Adding "extras" kills far more products than it saves... John ruskin > has a great quote, one of my favorites. It's at the bottom of this > message. > > Many things that don't matter in more expensive machines DO matter > when the endeavor IS a business, and not just a means to Busy- ness... > Things which might not be immediately apparent to a casual > inspection, or even to a deep inspection by someone unarmed with all > the considerations. > > Some sizes and choices are dictated by "standard" lengths and sizes > of materials. Others by what I call the "anomoly" part. (Which refers > to the one item in any given distributors line which represents the > best VALUE. It can be a COLOR, a SIZE, a TYPE, or sometimes even just > a certain MFR. that has decided a particular item is the one. > > As an example, I have spent many days on the phone with many > different mfrs of similar items, and gotten reams of quotes for > things that seem clearly outside the scope of what I "want". All for > this reason-- TO see where the price is lower than the item warrants-- > There is nearly always a DIP in the price for certain items. Nearly > always in a non-obviouos place. But a good distributor is not likely > to offer this information. (until you're doing 6 or 7 figures with > them, anyway...) > > (I'm elaborating on this point because it is equally applicable in > getting parts for a PCB design, or designing the circuit in the first > place; when low cost is a goal.) > > I recently did some boards that needed a low amperage fet for some > switching. In looking over the bins at the local seller, I came > across a part number that I didn't know, but obviously a small fet. > There were three bins of these parts, enough for the small run I > needed to do. And they were dusty! I bought a few, and asked that the > remainder be held while I checked out the few in my circuit. They > worked (after some juggling of parts values) and I saved a bundle, > when I took that slow mover off the distributors shelves at a serious > discount. > > Other times the anomaly IS the most popular size. But you may not > THINK that particular size, type, color, or MFR. is the most popular. > So by perusing most of a product line, one can find the GAP part, the > abberration in the price structure and save some money, which can > then be used to lower the price without compromising the product. > > Then there are things like box sizes, shipping sizes and weights, > these ALL have the same non-linear pricing, IME. Searching out the > anomalies is a must for a low cost unit. Sometimes this will allow > adding those "extras" you mention. Other times it may preclude them. > As Mariss of Gecko once said, "Every part must have a reason to be in > the circuit, it must pull its weight, and not strain the others". > Well that's more than a bit of a paraphrase, what he said was far > more eloquent. But it meant that if you're going for price, you can't > afford extras unless they bring "something REALLY worthwhile" to the > party... > > So feed me your desires as to size and speed and capabilities, and > trust me to find the balance between what you NEED and what I can > give at that price... > > Thank you again for the email! > > Ballendo > > P.S. Here's the Ruskin quote, familiar to many: > > "It is unwise to pay too much, but it is worse to pay too little. > When you pay too much, you lose a little money . . . that is all. > When you pay too little, you sometimes lose everything, because what > you bought was incapable of doing what it was bought to do. > > The common law of business balance prohibits paying a little and > getting a lot . . . it can't be done. If you deal with the lowest > bidder it is well to add something for the risk you run. And if you > do that, you will have enough to pay for the something better" > John Ruskin (1819 - 1900) > > Trust that I would not be promoting this quote if I thought the 500 > buck machine was not gonna do what I say it will do<G> I've been at > this awhile and I'm not wet behind the ears. (anymore<G>) > But it's not gonna be a 5kilobuck machine... I have that $5K one too, > if that's what you need! > > BTW, Have you ever "played with" the online pricing calculators of > the pcb mfrs. (or shippers) to find the anomaly price? It takes more > than a few tries to discover how to truly get the lowest price... > Especially when your volume is not 500 or 1000+ It's a worthwhile > endeavor, IMO. and can be eye-opening, IME. > > --- In Homebrew_PCBs@yahoogroups.com, Richard Mustakos > <rmustakos@a...> wrote: > > Ballendo, > > I am real interested in it at the price! If you can throw in a > kitchen > > sink, I bet I could get my wife to want to buy one to! ;) > > However you design it, please, please, look at any way that it > might be extended, and make sure you don't preclude it (this is my > big philosophy/bitch in software design, which I do). Like Alexandre > said, can it do all that stuff? - Which I think translates to: > <snip>
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Re: Here's what you'd pay for a cnc pcb mill/drill kit...
2004-03-16 by wcchee
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