DIY WBO2 construction

A79coupe at aol.com A79coupe at aol.com
Wed Jan 16 03:12:15 GMT 2002


In a message dated Thu, 10 Jan 2002  3:12:36 PM Eastern Standard Time, Steve.Flanagan at VerizonWireless.com writes:

> Kao,
> 
> One thing I noticed was that you need to put D6,Q3 and D7,Q4 in thermal
> contact.  This means you need to mount the diodes about 1/4 inch elevated,
> and then bend the transistors (Q3,Q4) and the diodes (D6,D7) until they
> touch.  Q3 should touch D6, Q4 should touch D7, you can use heat sink
> compound to make sure you have good thermal contact.
> 
> There was a note on the schematic that mentioned this.

I did not do this on my board.  What is the effect of skipping this?  Can I just heatsink these components, or do I need to disassemble and reassemble properly?


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