[Milsurplus] BC-348-R BFO Knob Question

[Mike Morrow]

Jim asked:

> Am reinstalling the BFO knob on my 348-R and note that the flex shaft
> mounting has a pair of wipers that make contact w/the inside of the
> metal knob. Is this to reduce hand capacity effects on the BFO?

No.  All of those round knobs on the BC-348-* and BC-224-* units have
those devices.  They reduce the likelihood of setting alteration due to
vibration and other nearby mechanical disturbances.

Mike / KK5F