>I understand that Harbach's replacement fan for the SB-220 has usefully
>more air flow.
/\ The stock Heath fan has an abundance of airflow - provided the
bearings are oiled occasionally. The stock fan has so much airflow that
a 75-ohm resistor can be placed in series with the fan motor to slow it
down for non-RTTY operation.
>Is it much noisier than the stock fan?
/\ Users report more noise.
- R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures.
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