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Impedance:
Frequency Range:
Beamwidth:
Port (each side):
Shading Network Assembly:
Internal Cabinet Volume:
External Dimensions:
Sensitivity (1W, 1m):
Power Handling:
Weight:
Shipping Weight:
SUPPLEMENT DESCRIPTION
This supplement reflects changes made in the Crossover Assembly of the Model 300PM
Loudspeaker. The SmartProtect Crossover Assembly, part number 187241-001 has been
replaced with part number 187225-001. You will need to use this supplement if you find that
the Crossover Assembly is the one described in this supplement. If the loudspeaker you are
repairing uses the SmartProtect Crossover Assembly, you will need to use the original
Model 300PM Loudspeaker service manual part number 193626.
SPECIFICATIONS
3
6Ω Nominal, 4.8Ω minimum from
20Hz to 20kHz.
±
60Hz to 16kHz,
3dB
Vertical: 132˚
Horizontal: 185˚
Flared slot port tuned to 60 Hz.
10uF capacitor with 0.065 mH
series inductor
5.7 Liters (347 cu.in.) net
12.83"L x 8.43"D x 7.25"H
(32.6cm x 21.4cm x 18.42cm)
83.8dB SPL (calculated), free
field, per IEC-268-5 (for octave-
band centered at 400Hz).
100W (24.5 Vrms) continuous
11.5 lb (5.2 kg) each
25.5 lb (11.6 kg) per packed pair
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