it is for child's milk bottle. It is designed as heating water, then water heating bottle. I only make small pcb, <100mm long. air bubbling? I will try and need to find a air fan. what kind fan will do? ----- Original Message ----- From: "Alan B. Pearce" To: "Microcontroller discussion list - Public." Sent: Tuesday, May 31, 2005 11:17 AM Subject: Re: [EE] pcb eching tank. I find a perfect one > >have a look what I find, from garage: > >a bottle heater, 300W and 50 to 110C temperature setting. > >full plastic and heating surface is taflon > > > >http://www.webjb.org/pub/img/05133/000_0964.JPG > > Hmm, what diameter is it? I'm just wondering what size bottle it was > designed to heat. Unless making very small PCBs all the time, I suspect it > would be a bit small for many things. > > > >next thing is how to make fluid mxing. > >I think over and over, made a conclusion: > >mechanical shaking is the easiest way. > >I need to build a shaking table, that all. > > Put some plastic hose in the bottom and bubble air through it? May be easier > than having a shaking table. > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist