Auction #4, lot of vintage stuff/  Check this out:  https://kencarpenterauctionandrealty.hibid.com/lot/287604160/jordan-electronics-high-voltage-power-supply-unit?ref=catalog

I have one of these, it is a 1000VDC and is not a dynamotor, but a solid state power supply with a cooling fan.  Great for a BC375.

Charlie in NC