Quantum Pro Audio

Quantum Pro Audio

UK and Ireland Distributor for Chevin Research Amplifiers

A Series models rated into minimum 4Ω load

Specifications	A500	A1000	A1004	A1500	Q6	Q1004	QB1000/600
RMS Power Output into 4Ω watts per channel into 8Ω watts per channel	350 200	600 350	1000 600	1250 650	600 350	1000 600	2 x 1000/2 x 600 2 x 600 /2 x 375
No. of Channels	2	2	2	2	4	4	4
Power bandwidth +0dB,-3dB	2Hz-40kHz	2Hz-80kHz	2Hz-80kHz	2Hz-80kHz	2Hz-80kHz	2Hz-80kHz	2Hz-80kHz
Slew Rate in excess of	40V/us	75V/us	75V/us	60V/us	75V/us	75V/us	75V/us
Gain	x 37.5	x 50	x 65	x 70	x 50	x 65	x 65 / x 50
Total Harmonic Distortion Typical @ 1 dB below clip 20kHz @ 1 dB below clip	0.06% 0.08%	0.04% 0.07%	0.04% 0.07%	0.04% 0.07%	0.04% 0.07%	0.04% 0.07%	0.04% 0.07%
Signal to Noise Ratio Typical ref. full output, unweighted Worst case 10Hz - 30kHz clip	-120dB -95dB	-120dB -95dB	-120dB -95dB	-120dB -95dB	-120dB -95dB	-120dB -95dB	-120dB -95dB
Crosstalk Typical Worst case 10Hz - 30kHz	-115dB -95dB	-115dB -95dB	-115dB -95dB	-115dB -95dB	-115dB -95dB	-115dB -95dB	-115dB -95dB
Damping Factor	400	400	400	400	400	400	400
Input Impedance electronically balanced	10k Ohms	10k Ohms	10k Ohms	10k Ohms	10k Ohms	10k Ohms	10k Ohms
Common mode rejection typically	-70dB	-70dB	-70dB	-70dB	-70dB	-70dB	-70dB
InputSensitivity ref.full output into 4Ω	1V RMS	1V RMS	1V RMS	1V RMS	1V RMS	1V RMS	1V RMS
Protection Clipping Load below 2.4Ω Shorted Output,DC or RF at Output	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate	Soft Dynamic linear Immediate
Power Consumption	1.2kVA	2kVA	3.3kVA	4kVA	4kVA	6.6kVA	5.5kVA
Power Requirements 50/60 Hz ac in volts Internally selectable for	220-240v 100-120v	220-240v 100-120v	220-240v 100-120v	220-240v 100-120v	220-240v 100-120v	220-240v 100-120v	220-240v 100-120v
Dimemsions Rack Units Height x Width x Depth in inches Height x Width x Depth in mm	1U 1.75 x 19 x 15 44 x 483 x 215	2U 3.5 x 19 x 15 88 x 483 x 381	2U 3.5 x 19 x 15 88 x 483 x 381	2U 3.5 x 19 x 15 88 x 483 x 381	2U 3.5 x 19 x 15 88 x 483 x 381	3U 5.25 x 19 x 15 132 x 483 x 381	3U 5.25 x 19 x 15 132 x 483 x 381
Weight Gross in kg/lbs Nett in kg/lbs	5.2kg/11.5lbs 4kg/9lbs	10kg/22lbs 8.4kg/18.5lbs	13.3kg/29lbs 11.7kg/26lbs	13.3kg/29lbs 11.7kg/26lbs	14kg/31lbs 12.3kg/27lbs	16kg/34lbs 14kg/29.6lbs	20kg/44lbs 18kg/40.5lbs

For Sales Service and Repairs ,
Contact us:-
Tel: 07773 876461
Fax: 01274 564188
or Email us:- info@quantum-pro-audio.com
Unit S5B, Keighley Business Centre,Knowle Mill, South Street, Keighley, BD21 1SY

A Series models rated into minimum 4Ω load

RMS Power Output into 4Ω watts per channel into 8Ω watts per channel

into 4Ω watts per channel into 8Ω watts per channel

No. of Channels

Power bandwidth +0dB,-3dB

Slew Rate in excess of

Gain

Total Harmonic Distortion Typical @ 1 dB below clip 20kHz @ 1 dB below clip

Typical @ 1 dB below clip 20kHz @ 1 dB below clip

Signal to Noise Ratio Typical ref. full output, unweighted Worst case 10Hz - 30kHz clip

Typical ref. full output, unweighted Worst case 10Hz - 30kHz clip

Crosstalk Typical Worst case 10Hz - 30kHz

Typical Worst case 10Hz - 30kHz

Damping Factor

Input Impedanceelectronically balanced

Common mode rejectiontypically

InputSensitivityref.full output into 4Ω

Protection Clipping Load below 2.4Ω Shorted Output,DC or RF at Output

Power Consumption

Power Requirements 50/60 Hz ac in volts Internally selectable for

50/60 Hz ac in volts Internally selectable for

Dimemsions Rack Units Height x Width x Depth in inches Height x Width x Depth in mm

Weight Gross in kg/lbs Nett in kg/lbs

Gross in kg/lbs Nett in kg/lbs

RMS Power Output
into 4Ω watts per channel
into 8Ω watts per channel

into 4Ω watts per channel
into 8Ω watts per channel

Total Harmonic Distortion
Typical @ 1 dB below clip
20kHz @ 1 dB below clip

Typical @ 1 dB below clip
20kHz @ 1 dB below clip

Signal to Noise Ratio
Typical ref. full output, unweighted
Worst case 10Hz - 30kHz clip

Typical ref. full output, unweighted
Worst case 10Hz - 30kHz clip

Crosstalk
Typical
Worst case 10Hz - 30kHz

Typical
Worst case 10Hz - 30kHz

Input Impedance
electronically balanced

Common mode rejection
typically

InputSensitivity
ref.full output into 4Ω

Protection
Clipping
Load below 2.4Ω
Shorted Output,DC or RF at Output

Power Requirements
50/60 Hz ac in volts
Internally selectable for

50/60 Hz ac in volts
Internally selectable for

Dimemsions
Rack Units
Height x Width x Depth in inches
Height x Width x Depth in mm

Weight
Gross in kg/lbs
Nett in kg/lbs

Gross in kg/lbs
Nett in kg/lbs