This could also be a model 5841. The only change necessary, and it is available, would be to substitute an Aluminum form voice coil! I’ve seen a few of these…
These are Gauss woofers, 5600 series or 5800 series that have been stripped down to their castings and restored with functionally and historically accurate 4583XRO kits. Where possible, the original…
These are recreations of one of Gauss more popular models 4580/5840. The only change necessary, and it is available, would be to substitute an Aluminum form voice coil, to be…