Fwd: [Harp-L] Open- or Closed-Back Cabinets?

[Joe and Cass Leone <leone@xxxxxxxx>]

> On Feb 5, 2008, at 11:45 PM, Special20 wrote:
>
> > Is there a good reason to NOT use a closed cabinet for amped blues  
> > harp?
>
> In the old days, the tubes got too hot. The heat would make the  
> paper on the speakers disintegrate. The capacitors were filled with  
> wax. The chassis was made from sheet metal. The heat would dry out  
> the wood & fabric. The receptacles were bakelyte. Nowadays. we  
> could put in a 'pancake' fan (if t'wern't for the hum)  :)
>
> smo-joe