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Quested S8 User Manual

Summary of S8

  • Page 1

    S8 s8 user manual quested monitoring systems ltd., units 6-8 kingsgate, heathpark industrial estate, honiton, devon ex14 1yg england tel: ++(0)1404.41500 fax: ++(0)1404.44660

  • Page 2

    2 www.Quested.Com contents 1 introduction 3 1.1 class a-b amplifiers 3 2 safety considerations 3 2.1 general 3 2.2 hearing damage 4 3 unpacking 4 4 installation 4 4.1 positioning 4 4.2 grill 5 4.3 aligning the speakers 5 4.4 wall mounting 6 4.5 electrical connection 7 4.5.1 safety earthing 7 4.5.2 v...

  • Page 3

    3 1 introduction thank you for purchasing this quested monitor and you can be certain that you have purchased one of the finest monitors in the world. If you take time and care in positioning and aligning the system, you will appreciate why quested monitors have a reputation for faithful reproductio...

  • Page 4

    4 the wire, which is coloured green and yellow, must be connected to the terminal in the plug, which is marked with the letter ‘e’ or by the earth symbol, or coloured green and yellow. The wire, which is coloured blue, must be connected to the terminal in the plug which is marked with the letter ‘n’...

  • Page 5

    5 should be noted that there will be a reduction in its thermal performance of up to 25% if positioned horizontally. (see section 5.2 thermal, for implications.) the s8 is tolerant of a variety of mounting positions including stand, shelf, table or wall mounting. Which ever way is chosen, the suppor...

  • Page 6

    6 the height and angle of mounting the speaker is equally as important. The correct height and angle should result in the axis being at ear level when the engineer is sitting in his normal position at the console. 4.4 wall mounting/stand mounting the s8 has built in mounting points that are located ...

  • Page 7

    7 manual. Bracket mounting of any heavy speaker involves serious safety issues. It is important to follow these guidelines carefully and to read the instructions that acc ompany the mounting hardware. When fixing the mounting plate to the loudspeaker: • the bolt length must always penetrate at least...

  • Page 8

    8 continue to meet its specifications. (see power requirements on page 12 of his manual.) for the 230v setting this is 160v to 255v and for the 115v setting it is 80v to 127v. If the unit is connected to voltages in excess of its maximum, damage is likely to occur which may not be recoverable from w...

  • Page 9

    9 for common mode interference signals and to give a professional connection to external equipment. It is essential for optimal use of these specifications that a professional grade, balanced two-core screened cable is used. Source balanced pin 2 hot in accordance with international standards, 3-pin...

  • Page 10

    10 source unbalanced phono 2 core cable 5 operational considerations 5.1 mains o n- off switching and level on-off switching is provided by a rocker switch on the rear panel. Intelligent circuitry ensures noiseless power-on and power off. 5.2 thermal the output devices of the internal power amplifie...

  • Page 11

    11 section 1.1 class a-b amplifiers) the led will be continuously green when the amplifier has warmed up and is ready for normal operation. The led will flicker red with music peaks to indicate that the amplifier is 2db under clip. The clip indication should be used as a guide that the amplifier is ...

  • Page 12

    12 hf eq: +/- 2db @ 10 khz po wer amplifier lf output power: > 220w rms continuous (note 1) hf output power: > 150w rms continuous (note 1) thd: hum & noise: > -100 db referred to clip note 1: the continuous rating is for a period not exceeding 5 minutes with unrestricted airflow (100 mm clearance) ...

  • Page 13

    13 300.0mm/11.8" acoustic centre 280mm 11" 428.0mm 16.8" 334.0mm/13.1" 103.0mm/5.9" 127.0mm/5.0" 69.5mm/2.7" 34.75mm/4.0" cabinet (bottom view) 150.0mm 5.9" 150.0mm 5.9" 167.0mm/6.6" 167.0mm/6.6" 64.0mm 2.5" 8 guarantee the s8 electronics are guaranteed for 5 years from date of purchase. All other p...

  • Page 14

    14 grill omnimount™ plus fixings quested s series stands (with unique coupling system) 9.2 spares description part number s8 ls2203 8" 8 ohm bass driver q01-0022 tw20 8 Ω shielded soft dome q03-0040 fuses t3.15a l01-0010 fuses t6.3a l01-0018 9.3 driver replacement procedure if it is necessary to rep...

  • Page 15

    15 dip wire in ferrofluid, a small amount will be retained on the wire hold wire over the tweeter gap and the magnet will attract the fluid from the wire into the gap. Do this 3 or 4 times in different position on the tweeter, then check by inserting the new diaphragm to see the amount of fluid in t...