Specification:
Frequency range   65Hz to 20kHz ±3dB at 2m on reference axis
                           (-10dB at 50kHz and 30kHz)
Directional characteristics
                           Within 2dB of response on reference axis
                           up to 20kHz for ±5° vertically
                           up to 12kHz for ±20° horizontally
Maximum output 104dB spl on programme peaks under typical listening conditions
Characteristic sensitivity level
                           87dB spl at 1m on reference axis for pink noise input of 1W
Enclosure type     Closed box
Internal volume           19 litres
Nominal impedance     8 Ω
Programme rating       Normal 50W, Audiophile 100W
Maximum continuous 14V rms from 80Hz to 2.5kHz reducing to 12V rms above 4kHz
sinusoidal input
Minimum amplifier      10W