INFINITY ENTRATHREE
Manual de Servicio

Technical Manual
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Entra Three
ACOUSTIC & ELECTRICAL SPECIFICATIONS: � Nominal Impedance 8 ohms � Max Amp Power 150 watts* � Frequency Response 40Hz � 20,000Hz (±3dB) � Sensitivity 91dB (2.83V @ 1 meter) � Crossover Frequency 2000Hz; 24dB/octave SYSTEM COMPONENTS: � Cabinet � Grille � Low-Frequency Transducer AURAL SWEEP TEST SPECIFICATIONS: � System Aural Sweep Test 6.0V input 40Hz to 20kHz � L.F. Aural Sweep Test 5.0V input 40Hz to 3kHz � H.F. Aural Sweep Test 2.83V input 1kHz to 20kHz PHYSICAL SPECIFICATIONS: � Enclosure dimensions

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DC Resistance � High-Frequency Transducer

DC Resistance � Crossover Network

ENTRA THREE (not for sale) � Weight 338598-001 Dual 6-1/2" (165mm) WARRANTY: CMMD, magnetically � � Refer to Warranty Statement packed with each product. shielded (338915-001) 8.1 ohms ±10% 3/4" (19mm) CMMD, * The maximum recommended amplifier power rating will magnetically shielded ensure proper system headroom to allow for occasional (336417-001) peaks. We do not recommend sustained operation at these 3.3 ohms ±10% maximum power levels. 338599-001

37-1/2" x 8-1/2" x 12-3/4" (953mm x 216mm x 324mm) 38 lb (17.3kg) each

PACKING
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Legend on Page 2

WIRING DIAGRAM
CROSSOVER NETWORK 338599-001

3 2 4
LOW-FREQUENCY TRANSDUCERS 338915-001
YEL BLK

GRN

GREEN BLK
GRN

6

ENTRA THREE SCHEMATIC
L1 1.75mH +IN C1 14µF 100V GRN .250 GRN .250 GRN/BLK .205 GRN/BLK .205 C2 3.9µF 100V C3 27µF 100V L.F. +

5
�IN

�

YEL .205

+ H.F. �

L4 0.27mH

YEL/BLK .110

Infinity Systems, 250 Crossways Park Drive, Woodbury, New York 11797

10/02

Entra Three

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+ + -

GREEN BLK

YEL

HIGH-FREQUENCY TRANSDUCER 336417-001