I remember some military transmitters with "knobs" about like that. :-) 73, Fred K6DGW Auburn CA On 5/27/2012 10:52 PM, Bob K6UJ wrote: > I'm with you Gary but I did find one knob that is tempting to try. > You should be able to really spin down the band with this one. > Bob > K6UJ > > http://www.amazon.com/Handle-Dished-Chrome-Plated-Revolving/dp/B002IBCDWW >