I like the K701 out of the BA. Back when I used to actually carry equipment to meets I found a lot of people that really liked the combination of the K701 and GSX. My K701 is recalbled to dual entry and balanced. The dual entry probably makes more difference than the balanced.
Hanky Panky Variation
1 1/2 oz Plymouth Gin
1 1/2 oz Bonal
1 bar spoon Fernet Branca
Stir with ice and strain into a cocktail glass. Garnish with an orange twist.