Homebrew PCBs

oops, sorry about the URL - here it is again.
<http://www.web-tronics.com/lowcosetsysw.html>

--- In Homebrew_PCBs@yahoogroups.com, "Phil" <phil1960us@y...> wrote:
> That's not a bad solution at all.  What's the capacity of the tank 
> (both in terms of etchant and size of PCB)?  I couldn't find 
anything 
> that held 1 L (or quart), would etch a 6"X6" board and was at least 
> 8" deep (to hold the tank heater).  They usually held 2 or 4 quarts 
> and I didn't want to have that much etchant at a time.   
> 
> For me, that forced the inside dimensions of the liquid volume to 
be 
> 8x7x1.25.  The heater and air tube displaces enough to take it 
under 
> a liter.
> 
> By the way, Circuit Specialists has a kit that looks good for $40.  
> It includes the tank, heater and air pump.  http://www.web-
> tronics.com/lowcosetsysw.html  If I were to do it over, I'd 
probably 
> buy it instead of make my own.  I spent about $30 on mine and took 
a 
> few hours to do it.  I dont believe their 4 minute etch time claim 
> though...
> 
> 
> --- In Homebrew_PCBs@yahoogroups.com, steve muirfield 
> <smuifield@y...> wrote:
> > HI all
> > ETCH TANK'S
> > I have used corn flaks containers from the hard ware store these 
> have a 
> > sealed lid to keep continence dry made of white polythene and are 
> made by tupper ware they make 
> > good vertical tanks for etching and developing
> > AIR AGITATION
> > A fish tank air pump feeding a plastic pipe with small holes 
> drilled 
> > in it for air agitation  
> > As the fish tank air blocks quickly get blocked up
> > PCB HOLDERS
> > plastic netting is easy cut with seisers and folded in half will 
> make a 
> > good support for dipping Bord's in the etch Barth if you weave 
> plastic 
> > rod's[large plastic knitting needles] in the plastic netting you 
> have 
> > support Handel's to lift in and out of tank.
> > TANK HEATING
> > fish tank Emerson heater to keep tempter constant most have 
> adjustable thermostat for temptcher control 
> > 
> >  
> > Jest my two pence worth 
> > Captin vidio
> > Fist post to grope been reading for a while  
> > 
> > 
> > 
> > 
> > 
> > 
> > 		
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