Active Line Array

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How to Make 18 Inch Subwoofer Speaker Active Line Array PA System for Music Concert

Name: 18 Inch Subwoofer Speaker Active Line Array PA System for Music Concert
Uploaded: 2026-03-02T01:45:57+08:00
Description: Product Specification Model CT-118B Frequency Response 45Hz-250Hz Impedance 8ohms Long-term Power(RMS) 600W Power peak handing 1200W/5Min Sensitivity 100dB(2.83v/m) Maximum SPL 125dB Connection 2&t

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Price

Min. Order Reference FOB Price

1 Piece Negotiable

Sepcifications

Noise <95dB
Hi-Fi Not Hi-Fi
Activity Passive
Operation Mode Wire / Remote Control
Speaker System 2.0 Channel
Speaker Material Wood
Application Commercial, Home
Certification CE, RoHS
Monitor LCD Screen
THD <0.005%
Transport Package Carton
Specification 690*560*595mm
Trademark Seer Audio
Origin Guangzhou
Frequency Response 45Hz-250Hz
Impedance 8 Ohms
Long-Term Power(RMS) 600W
Sensitivity 125dB
Operation Button
Weight 45kg
Passive Active
Apply Commercial
Lf 18 Inch
Woofer Material Ferrite and Neo
Wood 18-Birch Plywood
Customization Available
Connection 2*Nl 4 Speakon
Install Rigging
Cabinet Surface Treatment Black Catalyzed Polyurethane Paint

Product Description

Product Specification Model CT-118B Frequency Response 45Hz-250Hz Impedance 8ohms Long-term Power(RMS) 600W Power peak handing 1200W/5Min Sensitivity 100dB(2.83v/m) Maximum SPL 125dB Connection 2×NL 4 speakon Enclosure Construction 18-Birch Plywood Cabinet Surface ...

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Guangzhou Seer Audio Co., Ltd.

Gold Member Since 2023

Audited Supplier

Rating & Reviews: 5.0/5.0

(1 Reviews)

Business Type Manufacturer/Factory & Trading Company
Main Products Professional Audio
Year of Establishment 2013-09-27
Number of Employees 40
Address No.106, JinYang Yi Road, Jinhu Industrial Park Hualong Town, Panyu, Guangzhou, China

Active Line Array Comparison

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Transaction Info
	18 Inch Subwoofer Speaker Active Line Array PA System for Music Concert Contact Now	Quick View Fdb Double 8 Inch Passive Powered Active Indoor Outdoor Line Array Speaker PA System Single 18inch Line Array Subwoofer Contact Now	4 Channels Dante Bluetooth Wall Panel with 5.0, Stereo, RCA2, 3.5mm Trs1 Inputs Contact Now	Quick View Dual 8 Inch Professional Neodymium Line Array Top and Subwoofer Contact Now	Quick View PRO Audio Speaker Box High Performance Neodynium Line Array Speaker Contact Now
Price	Negotiable	US$1.00-3,000.00 / Piece	US$144.00-266.00 / Piece	US$1.00-3,000.00 / Piece	US$1.00-3,000.00 / Piece
Min Order	1 Piece	1 Piece	5 Pieces	1 Piece	1 Piece
Payment Terms	T/T	LC, T/T, Small-amount payment	T/T, LC	LC, T/T, Small-amount payment	LC, T/T, Small-amount payment
Quality Control
Product Certification	CE, RoHS	CE, RoHS	CE, RoHS	CE, RoHS	CE, RoHS
Management System Certification	-	-	ISO9001:2015	-	-
Trade Capacity
Export Markets	Domestic	North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia	North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia	North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia	North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia
Annual Export Revenue	-	-	-	-	-
Business Model	ODM, OEM	Own Brand, ODM, OEM	Own Brand, ODM, OEM	Own Brand, ODM, OEM	Own Brand, ODM, OEM
Average Lead Time	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: one month, 1-3 months Off Season Lead Time: within 15 workdays, one month	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Product Attributes
Specification	Noise: <95dB; Hi-Fi: Not Hi-Fi; Activity: Passive; Operation Mode: Wire / Remote Control; Speaker System: 2.0 Channel; Speaker Material: Wood; Application: Commercial, Home; Monitor: LCD Screen; THD: <0.005%; Frequency Response: 45Hz-250Hz; Impedance: 8 Ohms; Long-Term Power(RMS): 600W; Sensitivity: 125dB; Operation: Button; Weight: 45kg; Passive: Active; Apply: Commercial; Lf: 18 Inch; Woofer Material: Ferrite and Neo; Wood: 18-Birch Plywood; Customization: Available; Connection: 2Nl 4 Speakon;* Install: Rigging; Cabinet Surface Treatment: Black Catalyzed Polyurethane Paint;	Frequency Response(-3dB): 70Hz-18kHz; Woofer: 2X8"(200mm)/2" Voice Coil Woofer; Driver: 1X1.4"(36mm)/3" Voice Coil Tweeter; Rated Power: 300W RMS, 1200W Peak; Sensitivity: 98dB 1 Watt/1 Meter; Impedance: 8 Ohms Nominal; Maximum Spl: 123dB Continuous, 129dB Peak; Dispersion(-6dB): Horizontal:100; Crossover Frequencies: 700Hz, 1.5kHz Passive;	Speaker System: 4 Channels; Application: Commercial, Home, Studio; THD: Less Than 0.005%; Dante Audio Channel: 4; Input Interface: Bluetooth 5.0, Stereo, RCA2, 3.5mm Trs1; Output Interface: Bluetooth 5.0, Stereo, 3.5mm Trs1;* Snr: >100dB; Noise Floor: -90dB; Power Consumption: 2W; Freq. Response: 20~20kHz; Power Requirements: Poe; Operating Temperature: -10℃ - 40℃; Working Humidity: 5-95%; Dimensions: 123.5X109.1X30mm;	Frequency Response(-3dB): 70Hz-18kHz; Woofer: 2X8"(200mm)/2" Voice Coil Woofer; Driver: 1X1.4"(36mm)/3" Voice Coil Tweeter; Rated Power: 300W RMS, 1200W Peak; Sensitivity: 98dB 1 Watt/1 Meter; Impedance: 8 Ohms Nominal; Maximum Spl: 123dB Continuous, 129dB Peak; Dispersion(-6dB): Horizontal:100; Crossover Frequencies: 700Hz, 1.5kHz Passive;	Frequency Response(-3dB): 70Hz-18kHz; Woofer: 2X8"(200mm)/2" Voice Coil Woofer; Driver: 1X1.4"(36mm)/3" Voice Coil Tweeter; Rated Power: 300W RMS, 1200W Peak; Sensitivity: 98dB 1 Watt/1 Meter; Impedance: 8 Ohms Nominal; Maximum Spl: 123dB Continuous, 129dB Peak; Dispersion(-6dB): Horizontal:100; Crossover Frequencies: 700Hz, 1.5kHz Passive;
Supplier Name	Guangzhou Seer Audio Co., Ltd.	DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD	Guangzhou strong sound electronic equipment Co., Ltd	DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD	DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
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