Peavey SP 1G User Manual

SPECS
P E A V E Y E L E C T R O N I C S
SP
™
1G
Sound Reinforcement
Enclosure with
Sound Guard
™
44XT
™
SPECIFICATION S
Frequency Response, 1 Meter
On-Axis, Swept-Sine in Anechoic
Environment:
63 Hz to 19 kHz
Low Frequency Cut-Off (-3 dB point):
63 Hz
Usable Low Frequency Limit
(-10 dB point):
50 Hz
Power Handling:
Full-Range:
450 W continuous (60V RMS)
900 W program
1,800 W peak
Bi-amp Low:
350 W continuous (52.9 V RMS)
700 W program
1,400 W peak
Bi-amp High:
80 W continuous (25.3 V RMS)
160 W program
320 W peak
Sound Pressure Level, 1 Watt, 1
Meter in Anechoic Environment:
Full-Range: 99 dB (2.8 V)
Bi-amp Low: 101 dB (2.8 V)
Bi-amp High: 110 dB (2.8 V)
Maximum Sound Pressure Level
(1 meter):
Full-Range:
121 dB continuous
133 dB peak
Bi-amp Low:
121 dB continuous
135 dB peak
Bi-amp High:
124 dB continuous
140 dB peak
Radiation Angle Measured at -6 dB
Point of Polar Response:
500 Hz to 1.6 kHz:
Horizontal: 96° ±13°
Vertical: 91° ±21°
1.6 kHz to 5 kHz:
Horizontal: 81° ±6°
Vertical: 61° ±18°
5 kHz to 16 kHz:
Horizontal: 56° ±18°
Vertical: 39° ±7°
Directivity Factor, Q (Mean):
15.7 ±12.5
Directivity Index, Di (Mean):
11.0 dB ±2.7 dB
Transducer Complement:
One 1505-8 KADT 15" Black Widow
®
woofer
One 44XT
™
compression driver loaded
with a CH
®
7 constant directivity horn
Box Tuning Frequency:
56 Hz
Crossover Frequency (internal
passive):
1,100 Hz
Minimum Recommended Active
Crossover Frequency and Slope for
Bi-amping:
1,200 Hz at 18 dB/octave
Time Offset:
0.70 ms (delay Lows)
Impedance (Z):
Full-Range Nominal: 8 Ω
Full-Range Minimum: 5.7 Ω
Lows Nominal: 8 Ω
Highs Nominal: 8 Ω
Input Connections:
Two paralleled 1/4" phone jacks for
full-range input
One 1/4" phone jack for bi-amp low-
frequency input
One 1/4" phone jack for bi-amp high-
frequency input
Enclosure Materials & Finish:
3/4" plywood enclosure covered with black
carpet and protective polymer corners
Expanded metal grille to protect the low-
frequency driver
Mounting Provisions:
One SA
®
-1 stand mount on bottom of
enclosure.
Dimensions (H x W x D):
33.75" x 19" x 20"
(85.7 cm x 48.3 cm x 50.8 cm)
13" rear width (33 cm)

Peavey SP 1G Specifications

General

Impedance	8 Ohms
Crossover Frequency	1.8 kHz
Type	Two-way full-range loudspeaker
Power Handling	1200W peak
Woofer	15"

Summary

Speaker Specifications

Frequency Response and Low Frequency Limits

Covers frequency response range and cut-off points from 50 Hz to 19 kHz.

Power Handling

Details continuous, program, and peak power ratings for full-range and bi-amp modes.

Sound Pressure Level and Sensitivity

SPL ratings at 1W/1m sensitivity and maximum SPL capability.

Transducer Complement

Lists the 15" Black Widow® woofer and 44XT™ compression driver.

Acoustic Dispersion

Radiation angles, directivity factor (Q), and index (Di) for coverage patterns.

Impedance and Connections

Nominal impedance values and types of input connectors.

Enclosure and Dimensions

Details enclosure materials, finish, mounting, and physical dimensions.

Product Features and Description

Key Features

Highlights main components: 15" Black Widow® woofer, 44XT™ driver, trapezoidal design, stand mount.

Product Description

Overview of the two-way loudspeaker, trapezoidal design benefits, and construction.

Technical Explanations

Frequency Response Measurement

Explanation of how frequency response is measured and its significance.

Directivity Explanation

Details on beamwidth and directivity factors derived from polar plots.

Power Handling Methodology

Explanation of Peavey's power handling rating methodology and testing.

Architectural and Engineering Specifications

Formal specifications for system bandwidth, output level, impedance, power, and dimensions.