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Section 9: Appendix B
Specications
LSR2328P LSR2325P LSR2310SP
Frequency Range: 37 Hz – 20 kHz 43 Hz - 20 kHz 28 Hz - 2 kHz
Low-High Frequency Crossover: 2.0 kHz 4th-order acoustic Linkwitz-
Riley
1.7 kHz 4th-order acoustic Linkwitz-Riley
Maximum Continuous SPL each / Per Pair
@ 1m
>104 dB SPL / >110dB SPL >101 dB SPL / >107dB SPL >104 dB SPL (35Hz-80Hz)
Maximum Peak SPL Each/ Per Pair @ 1m >117 dB / >123 dB SPL / 1m >112 dB / >118 dB SPL / 1m 113 dB
Input Connectors:
Balanced XLR, 1/4" tip-ring-sleeve
and unbalanced RCA. Positive voltage
applied to XLR pin 2 , 1/4" tip, RCA pin
produces outward woofer motion
Balanced XLR, 1/4" tip-ring-sleeve and
unbalanced RCA. Positive voltage applied
to XLR pin 2 , 1/4" tip, RCA pin produces
outward woofer motion
L&R: Balanced XLR (2), 1/4" tip-ring-sleeve
(2) and unbalanced RCA (2). Positive voltage
applied to XLR pin 2 , 1/4" tip, RCA pin
produces outward woofer motion
Calibrated Input Sensitivity, XLR & 1/4":
-10dBV
92 dB SPL / 1 m 92 dB SPL / 1 m 92 dB SPL / 1 m (80 Hz BM)
RCA Input: -22dBV 92 dB SPL / 1 m 92 dB SPL / 1 m 92 dB SPL / 1 m (80 Hz BM)
Output: Connectors: - - - - - - L&R: Balanced XLR (2)
AC Input Voltage: 115 / 230 VAC, 50/60 Hz 115 / 230 VAC, 50/60 Hz 115 / 230 VAC, 50/60 Hz
AC Input Voltage Operating Range +/- 15% +/- 15% +/- 15%
AC Input Connector: IEC with User Replaceable Fuse IEC with User Replaceable Fuse IEC with User Replaceable Fuse
Replaceable Fuse Type (120 Volt / 240
Volt)
4 amp Time Lag 250V/ 2 amp Time
Lag 250V
4 amp Time Lag 250V/ 2 amp Time Lag
250V
5 amp Time Lag 250V/ 2.5 amp Time Lag
250V
Long-Term Maximum System Power: 40 watts (IEC265-5) 21 watts (IEC265-5) 90 watts (IEC265-5)
Controls:
Volume Range -innity dB - 0 dB -innity dB - 0 dB -innity dB - 0 dB
High Frequency Control (7 kHz Shelving): +2.5 dB, 0 dB, -2.5 dB +2.5 dB, 0 dB, -2.5 dB - - -
Low Frequency Control (120 Hz Shelving): +2.0 dB, 0 dB, -3.0 dB +2.0 dB, 0 dB, -3.0 dB - - -
Crossover Frequency 80 Hz, 120 Hz, External
Transducers:
Low Frequency Model: 238G 235G 230H
Diameter: 203 mm (8 in) 132 mm (5.2 in) 254 mm (10 in)
Voice Coil: 38 mm (1.5 in) 25 mm (1.0 in) 51 mm (2.0 in)
Magnet Type: Magnetically Shielded Ferrite Magnetically Shielded Ferrite Magnetically Shielded Ferrite
Cone Type: Tempered Paper with Butyl Rubber
Compliance
Tempered Paper with Butyl Rubber
Compliance
Tempered Paper with Butyl Rubber
Compliance
Impedance: 4 ohms 4 ohms 8 ohms
High Frequency Model: 231H 231H - - -
Diameter: 25 mm (1 in) diaphragm 25 mm (1 in) diaphragm - - -
Magnet Type: Neodymium Neodymium - - -
Diaphragm Type: Silk Substrate with Epoxy Silk Substrate with Epoxy - - -
Other Features: EOS Elliptical Oblate Spheroidal
waveguide with Elliptical Aperture
EOS Elliptical Oblate Spheroidal
waveguide with Elliptical Aperture
- - -
Impedance: 8 ohms 8 ohms - - -
Amplier:
Low Frequency:
Topology: Class A-B, monolithic Class A-B, monolithic Bridged Class A-B, monolithic
Sine Wave Power Rating: 95 watts (<0.1% THD into rated
impedance)
55 watts (<0.1% THD into rated
impedance)
180 watts (<0.1% THD into rated
impedance)
THD + N, H Power: <0.03% <0.01% <0.05%
High Frequency:
Topology: Class A-B, monolithic Class A-B, monolithic - - -
Sine Wave Power Rating: 70 watts (<0.1% THD into rated
impedance)
35 watts (<0.1% THD into rated
impedance)
- - -