>Rich said:
>
>>zeners cost way more than a string of forward biased
>> diodes --  and zeners are not adjustable. 
>
>Zeners are also, especially at voltages around 5.5 to 6.5 volts, far more
>temperature stable. In fact, at about 6 volts, they're pretty close to a zero
>temp co, while diodes have a -2mV/deg C temp co
>
How useful is a zener that produces too much or too little ZSAC?  
-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end
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