I have Fanfare and a directional which is wired with Radio Shack RG-6QS, I believe. This is R-S's premium antennae wire and in A/B vs. Fanfare, the R-S wire was better than the wire Fanfare uses.
You might consider rewiring the Fanfare.
Can't comment on the Magnum Dynalab ST-2.
You might consider rewiring the Fanfare.
Can't comment on the Magnum Dynalab ST-2.