Janszen Loudspeaker

In Columbus, Janszen Loudspeaker is an audio equipment business specializing in electrostatic loudspeakers. Its lineup includes stand-mounted and floorstanding models, passive and active versions, and dipole panel speakers, along with vintage KLH Nine products. The company combines electrostatic drivers for midrange and treble with integrated woofers for bass. Accessories include cables, isolation products, and stands, while its offerings also include headphones, equipment, and BACCH-SP. Customers can find demo and used products, as well as updates and upgrades. Janszen provides technology information about its panel construction and electrostatic operation, plus owner's guides, software, and FAQ resources. It also publishes DIY diagnostics and repair guidance for vintage Janszen and KLH Nine speakers.