ESC

L100A (Rev. 2)

ManufacturerJBL
FunctionSpeaker
Produced197?-1977
CountryUSA
Model IDL100A Late
Form FactorFloorstanding
Signal PathAnalog Hardware
Dimensions36.2 × 59.7 × 34.5 cm (W × H × D)
Weight55lbs (Shipped)
Treble1.4" Paper Cone (Part #LE25)
Midrange5" Paper Cone (Part #LE5-2)
Bass12" Aquaplas Coated Paper Cone (Part #123A-3)
Impedance (Nominal)8Ω
Efficiency78dB/W/15'
Sensitivity (EIA, 1kHz)46dB
Sensitivity (1kHz)95dB/W/m
Sensitivity (EIA, 100-800Hz Warble)42dB
Sensitivity (100-800Hz)91dB/W/m
Crossover Frequencies1.5kHz, 6kHz (Part #N100)
Power Handling (Continuous Program)50W
Enclosure TypeBass Reflex
Enclosure ConstructionParticleboard
FinishWalnut
MSRP (1977)$489/ea
Connections
  • Input · Other
Controls
  • Brilliance (Treble) · Rotary Pot · 0-10
  • Presence (Midrange) · Rotary Pot · 0-10
NotesLate production variant of L100A that dropped the Century name and made improvements. Change in L-pad labeling, minor changes in crossover and possibly drivers.