Crossover for Concord IV

Schematic for Concord IV crossover.

Circuit diagram below was provided by Colin Royle on Friday 13 August 2004. On Sunday 10 April 2005 Colin Royle also supplied a photo of an SP1137 circuit board used in the Concord IV (B200G SP1069 + T33 SP1074) and III. The III used an Audax treble unit HD100D25 like the Celestes III & IV.