Compare MartinLogan Masterpiece Series Electrostatic Loudspeakers (Renaissance ESL 15A, Expression ESL 13A, & Impression ESL 11A)

Construction

Drivers | Midrange
ExpressionXStat CLS electrostatic transducer: 112 x 33 cm (44 x 13 in), 3696 cm2 (572 in2)
ImpressionXStat CLS electrostatic transducer: 112 x 28 cm (44 x 11 in), 3136 cm2 (484 in2)
RenaissanceXStat CLS electrostatic transducer: 117 x 38 cm (46 x 15 in), 4446 cm2 (690 in2)
Drivers | Woofer
Expression2x 10" rigid aluminium cone woofers
Impression2x 8" rigid aluminium cone woofers
Renaissance2x 12" PoweredForce Forward woofers, rigid aluminium cone

Dimensions

Size | Depth
Expression69.9 cm
Impression69.6 cm
Renaissance63.3 cm
Size | Height
Expression156.1 cm
Impression154.3 cm
Renaissance177.3 cm
Size | Width
Expression33.9 cm
Impression30.2 cm
Renaissance40 cm
Weight
Expression46.8 kg (103 lbs)
Impression40.9 kg (90 lbs)
Renaissance63.5 kg (140 lbs)

Function

Amplifier
ImpressionWoofers: 2x 275W per channel
RenaissanceWoofers: 2x 500W per channel
Crossover
300Hz
Dispersion
Expression, Impression, Vertical44 in (112 cm)
Horizontal30 deg
Renaissance, Vertical46 in (116.9 cm) line source
Ports
InputsWBT-0703Cu nextgen 5-way binding posts + AC Power + RJ45 + mini USB

Performance

Frequency Response
Expression24Hz - 23kHz
Impression29Hz - 23kHz
Renaissance22Hz - 21kHz
Impedance
4 ohms
Power Input
Expression20-600W
Impression20-550W
Renaissance20-700W
Sensitivity
Expression, Impression91 dB
Renaissance92 dB

Production

Debut
2016
Made In
USA
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