ESC
Model Nine

Model Nine

BrandKLH
ManufacturerKLH Research & Development Corp.
DesignerArthur A. Janszen, William Barton
FunctionSpeaker
Produced1961
CountryUnited States
Form FactorFloorstanding
Signal PathPassive Hardware
Dimensions59.7 × 177.8 × 7.1 cm (W × H × D)
Weight158lbs (Shipped) (Two boxes)
Treble16in² Push-Pull Electrostatic (JansZen)
Midrange/Bass100in² Push-Pull Electrostatic (x10)
Impedance (Nominal)16Ω
Impedance (Maximum)30Ω
Crossover Frequency800Hz
Recommended Amplifier Power>40W
Power Handling70W
Enclosure TypeDipole
FinishWalnut (Optional: Mahogany)
MSRP (1961)$1030 (MSRP (196?): $1395)
NotesProvided with brackets to mount two panels in shallow 'V' for mono operation as originally designed. May be separated for stereo operation with loss of bass extension and performance. True stereo reproduction, as designed, requires two panel sets.