Guangzhou Skytone Audio Co., Limited >> Martin Ma4.2s Style Professional Audio Amplifier

Martin Ma4.2s Style Professional Audio Amplifier

Name: Martin Ma4.2s Style Professional Audio Amplifier
Brand: China-Manufacturer-Directory.com
SKU: 622241002
Availability: InStock
Rating: 4.4 (45 reviews)

Supplier:	Guangzhou Skytone Audio Co., Limited
Price:	Negotiable/Piece
Min Order:	2/Piece
Quantity::
Trade Terms:	FOB,CFR,CIF

Product Specifications

Prod Model:	MA4.2S
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Frequency Response(1W 8ohms):	20Hz-20kHz(±3dB)
Balance Input:	20kohms
Unbalanced Input:	10kohms
(Size) (W×h×d):	482×88×460mm
Output Circuit Type:	H Class
Type:	Professional Amplifier
Tube Type:	Transistor Amplifier
Output Number:	8
Voltage:	AC 220V
Conductive Mode:	AB
Usage:	Professional Preformence
Used For:	Professional Preformence
Function:	Professional Preformence
Sound Channel:	Professional Preformence
Element Number:	Professional Preformence

Product Description

Martin Ma4.2s Style Professional Audio Amplifier
Martin style ma4.2s professional amplifier
Light weight, high performance power amplifier

The MA4.2s is one of a range of power amplifiers that have been designed to combine reliability and high power with sonic excellence. Utilising an advanced switch mode power supply, the amplifier is characterised by a very high power-to-weight ratio in a lightweight, 2U package. The innovative technology at the heart of the MA4.2s enables it to set new standards in terms of sonic accuracy, impact and clarity.

Features
--Switch mode power supply
--Superior sonic performance
--Light weight
--Advanced protection circuits
--Efficient copper cooling system
--Minimum load switches (mls? )

Applications
--Live sound reinforcement
--Fixed installations

MA4.2s TECHNICAL SPECIFICATIONS
MAX OUTPUT POWER
EIA AT 1kHz AND 1% THD
MLS in 0dB position
8 PER CHANNEL	1300 W
4 PER CHANNEL	2300 W
2 PER CHANNEL	2900 W
8 BRIDGED	4600 W
4 BRIDGED	5800 W
MAX OUTPUT VOLTAGE
8Ω LOAD	102 Vrms
PEAK VOLTAGE, NO LOAD	145 V
DISTORTION
THD 20Hz – 20kHz AND I W TO FULL POWER	0.1%
THD AT 1kHz AND –1dB UNDER CLIP	0.04%
DIM AT –3dB UNDER CLIP	0.04%
HUM AND NOISE	<-105dB
CHANNEL SEPARATION @ 10kHz	80dB
OUTPUT IMPEDANCE	60 mΩ
SLEW RATE	20 V/µs
INPUT
GAIN SELECTABLE (dB)	20, 23, 26, 29, 32, 35, 38, 41
IMPEDANCE	10 kΩ
COMMON MODE REJECTION	50dB
FRONT PANEL
GAIN CONTROLS	31 position detent
INDICATORS: PROTECT	Yellow LED
INDICATORS: CLIP	Red LED
INDICATORS: SIGNAL PRESENT (-40dB)	Green LED
REAR PANEL
INPUT CONNECTORS	Neutrik Combo
LINK CONNECTORS	XLR-Male
CLIP LIMITERS	On/off each channel
MLS SWITCH	0, -2, -4, -5dB
LINK - SWITCH	CH. A-B
POWER
OPERATION VOLTAGE	130-270V
SOFT START	Yes
PEAK INRUSH CURRENT	5 A
FULL OUTPUT POWER	180 - 260 V
MIN START VOLTAGE	175 V
115V OPTION	Yes
CURRENT DRAW AT 4Ω/230V
QUIESCENT POWER (NO LOAD)	0.6 A rms
1/8 OF FULL POWER (-9dB)	6 A rms
1/3 OF FULL POWER (-5dB)	14 A rms
AT FULL POWER (0dB) @ 1kHz 1%THD	26 A rms
DIMENSIONS
WIDTH	483mm (19ins)
HEIGHT	88mm (3.5ins) 2U
DEPTH (incl. handles)	393mm (15.5ins)
WEIGHT	10kg (22lbs)

Guangzhou Skytone Audio Co., Limited, was founded in 2004. Our office is located in the beautiful, bustling Guangzhou City, in Yilong Industrial Zone, Baiyun District, near Baiyun Lake.

We are specialized in professional loudspeakers, karaoke speakers, amplifiers and other audio peripheral such as microphone, mixer, equalizer, compressor, ect.

Our company gains a good reputation with good management mechanism, advanced technology, strong force of R&D, excellent quality and perfect after-sales services. There are many departments in our company including R&D, engineering, production, marketing, after-sales services and personnel.

To meet market developments and customers' needs, our company will continue to improve the product structure, operational management, as well as comprehensive quality of the staff. With brand-new products, vigorous power and stable paces, we will work hand-in-hand with customers home and abroad to create brilliant future!