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oF 6 PAGES
2
O F 6 P A G E S
Compact Two-Way Speaker
MR4/4T
SPEAKER
MR4T
oF 6 PAGES
2
O F 6 P A G E S
Specifications
System
Freq. Range (–10 dB): 75Hz–21kHz
Freq. Response (–3 dB): 160Hz–18kHz
Horz. Coverage Angle (–6 dB): 120° averaged
800Hz to 16kHz
Vert. Coverage Angle (–6 dB): 100° averaged
800Hz to 16kHz
Directivity Factor; Q (DI): 5.6 (7.5) averaged
800Hz to 16kHz
System Sensitivity
1
: 88 dB, 1W @ 1m
Rated Maximum SPL: 109 dB, @ 1m
System Input Power Rating
2
: 60W IEC, 240W Peak
System Nominal Impedance: 4
Ω
(bypassed)
Recommended Amplifier
3:
250W
Constant Voltage: 25V, 50V, 70V, 100V
Power Taps: 1W, 5W, 10W, 20W, 30W
Crossover: 4kHz
T
ransducers
L
ow-Frequency: 5" (130mm) carbon
fiber woofer
High-Frequency: Horn loaded 0.5" (12.7mm)
dome tweeter, ferrofluid cooled
Physical
Enclosure: 45° back angles, high
density polystyrene
Attachment Inserts: 2 points M6 threaded on back
2 points 3/8" threaded on top and bottom
Color: Matte black, white (MR4WT),
scratch resistant paint
Grille: Matching perforated
steel grille
Input Connectors: Push connector plate
Dimensions (HxWxD): 10.32" x 7.17" x 6.57"
(262mm x 182mm x 167mm)
Net Weight: 6.6 lb. (3 kg)
Options
MA 5-6 Plate for suspending 4
clustered speakers, black
MA 5-7 Speaker tilt bracket
for MA 5-6, black
MA 5-9, MA 5-9W U-bracket, black
(W-white)
MA-7B, MA-7W Wall-mount support bracket
(B-black, W-white)
1
Measured on axis in the far field with 1 watt (2.00 V RMS, 4) input and referenced to 1 meter
distance using the inverse square law. Listed sound pressure represents an average from 300Hz
to 3 kHz.
2
IEC Spectrum, Peak for 2 hours with +4.5 dB crest factor.
3
Recommended Amplifier is a power capability value that should be taken as a guide.