One pair Autoformer Crossover for Altec 604-8G
High-quality c-cores for bass coils and autotransformers.
The driver for the high range are adapted with autotransformers,
not through lossy ones regulators and resistors.
The paper in oil capacitors are rare mil. types.
If you want to get your Altec 604-8G in top form, this is the opportunity.
Crossover also available for all other 604 type