T27 tweeter (A6340)
Crossover: A6606

System: SP1005
Drive units: B139 bass unit (A6171), B110 midrange unit (A6362), 

T27 tweeter (A6340)
Crossover: SP1002

System: SP1006
Drive units: B139 bass unit (A6171), B110 midrange unit (SP1003), T27 tweeter (SP1032)
Crossover: SP1004

WilmSlow Audio UK Crossover

Mundorf Class A Capacitors

/DN12 Overdrive/

29-03-1971 England