SYSTEM M–S USER'S MANUAL
Contents
1. ASCENDO Contents 1 OVERVIEW 3 11 OvernallPicture essssessseeseeeee caesaeesaeeaceaeseeeaeseeecassaeeaseeeesaeeeetaesneeeasene 3 12 AP Pll QUO MN wise cuiii diee i 4 1 3 Safety Wamrnlngi instanter Eee rne rco n ne rei eere Econ Po Ec Eee erre fed 4 TAO PS tating modes eet EL 4 15 lechni al Data RU EG e UE damp er dug 5 2 INSTALLATION 6 2 1Demands of speaker location ener eterne 6 PAPAE 6 can 4 0 8 4 CONNECTION 9 5 TME ALIGNMENT FOR THE LISTENERS POSITION sccsssssesseesnseeenneessneeeesneeeseeeenseonessoens 12 5 1Adjustment of the Time alig nme nt sese esee renes seen nennen annua nnam nhan nua a naa 13 6 Eoi ucc ee 14 ASCENDO GMBH H LDERLINWEG 6 73257 K NGEN GERMANY Phone 0049 0 7024 9288 84 Fax 0049 0 7024 9288 64 MAIL MAIL ASC ENDO DE www ascendo de 1 1 ASCENDO Overview The ASCENDO System M Sisa three way Loudspeaker constructed with ASCENDO s SASB Technology The strictly modulardesign leadsto several advantages e perfect phase reconstruction at the actual position of the listener by time alignment e consequently mechanical and electrical decoupled more details and transparency very low resonance between loudspeaker and floor The crossover low frequenc y unit and high frequenc y unit can be adjusted for2. different amplifiers and cables Overall Picture 1 7k n un 21 bo x 3 9 5 rn 2 2 le a aai i 500 m 650 7 1 Hig h Freq uenc y Unit 2 Stand 2 1 Drive of High Frequenc y Unit 2 2 Damper 3 Low Frequenc y Unit 1 2 13 14 ASCENDO Application The ASCENDO Loudspeaker System M S is intended for use in small to mid size rooms lt 150 m3 see section 2 1 You can use the System M S with amplifier in the power range of 10 W to 500 W Safety Waming Waming This Loudspeaker can produce big sound levels This may damage your ears pemanently Operating modes You can use the System M S iin a single amp setup one power amplifier for high and low frequency unit orin a bi amp setup one power amplifier forthe low frequency unit one forthe high frequency unit or in a setup one poweramplifierforthe low frequenc y chassis one forthe middle frequency chassis one forthe high frequency unit If your setup is single amping you must bridge the high and low frequency unit with a high quality speaker cable 1 5 Technical Data Principle Construction Material Dimensions Weight Power Impedance Sensitivity High Frequenc y Unit Low Frequency Unit Connector Finish ASCENDO Three way SASB technology modular low resonance mounting of units
3. variable time alignment for listener s position between 50 cm and 190 cm over floor Steel Low Magnetic Stainless Steel sandwich construction of Bitumen and MDF 50 156 65cm 100 120 kg without with sand in the stand 600 W RMS min 8O0hm 91 dB 1W m Driver Ribbon Tweeter Switch for high and low damping factor of amp Outer Chassis 21cm HPS diaphragm phase plug Inner Chassis 28 cm Hexacone diaphragm Switch for high and low damping factor of amp Si Bi Tri Wiring Piano lacquer black white 2 2 ASCENDO Installation Demands of speaker location e Use the System M Sin closed rooms only Do not expose the speaker to high humidity direct water and direct sunbeam Take care of a minimum distance of 2 m of the speakerto monitors TV computer and magnetic devices audio video cassettes flop py disks etc WARNING There may be a slight permanent imprint in soft floor material Mounting WARNING Don t try to mount the System M alone The weight of the high and low frequency unit istoo much fora single person You need atleast two personsto build up the system 1 Place the stand 2 carefully at the desired place 2 Adjustthe stand 2 for your specific hearing position 3 Place the damper 2 2 on the stand z 5 22 ASCENDO 3 Place the low frequency
4. 5 3 15 5 15 7 158 15 9 160 16 1 16 2 16 2 97 5 146 14 9 15 1 15 3 15 4 15 5 15 7 15 8 15 8 159 16 0 100 0 14 3 14 6 14 8 150 15 2 15 3 15 4 15 5 15 6 157 15 8 102 5 14 1 14 3 14 6 14 7 14 9 150 15 2 15 3 15 4 15 5 15 5 105 0 13 8 14 1 14 3 14 5 14 7 14 8 14 9 15 0 15 1 15 2 15 3 107 5 13 5 13 8 14 0 14 2 14 4 14 5 14 7 14 8 14 9 15 0 15 1 110 0 13 2 13 5 13 8 14 0 14 1 143 14 4 145 14 7 14 7 148 112 5 13 0 13 3 13 5 13 7 13 9 141 142 143 14 4 145 14 6 115 0 12 7 13 0 13 2 13 5 13 6 13 8 13 9 141 14 2 143 14 4 117 5 12 4 12 7 13 0 132 13 4 13 6 13 7 13 8 13 9 14 0 14 1 aga 12 1 125 12 7 129 13 1 13 3 13 5 13 6 13 7 13 8 13 9 119 122 12 5 127 129 13 1 132 13 3 13 5 13 6 13 7 1259011 6 119 12 2 124 12 6 12 8 13 0 131 132 13 3 13 4 11 35 11 7 11 9 122 124 12 6 12 7 12 9 13 0 13 1 13 2 110 114 11 7 119 12 1 12 3 125 12 6 12 7 128 12 9 11086111 11 4 117 11 9 12 1 122 124 12 5 12 6 12 7 135 0 10 5 10 9 11 2 114 11 6 11 8 120 12 1 123 12 4 12 5 1102 10 6 10 9 112 11 4 11 6 117 119 12 0 12 1 122 H1299010 0 10 3 10 6 10 9 11 1 11 3 115 11 6 118 119 12 0 142 5 9 7 10 1 10 4 10 6 10 9 111 112 114 11 5 11 7 118 14501 9 4 9 8 10 1 10 4 10 6 10 8 110 112 11 3 11 4 11 5 EISE 9 1 95 9 9 101 10 4 10 6 10 8 10 9 111 112 11 3 on 89 93 9 6 99 10 1 103 105 10 7 10 8 11 0 11 1 17 8 17 5 1763 17 1 16 9 16 6 16 4 16 2 15 9 15 7 15 5 15 2 15 0 14 8 14 5 14 3 14 1 13 9 13 6 134 132 12 9 12 7 12 5 122 120 11 8 11 3 27 3 17 9 17 6 17 4 1
5. 7 2 17 0 16 7 16 5 16 3 16 1 15 8 15 6 15 4 15 1 14 9 14 7 14 5 14 2 14 0 13 8 13 6 13 3 13 1 12 9 12 6 12 4 122 12 0 11 7 115 18 0 177 17 5 17 3 171 16 8 16 6 16 4 16 2 159 157 155 15 3 150 148 146 144 141 139 137 13 5 132 130 128 12 6 12 3 121 119 117 18 0 17 8 17 6 17 4 171 16 9 16 7 16 5 16 2 16 0 15 8 15 6 15 4 15 1 14 9 14 7 14 5 14 2 14 0 13 8 13 6 13 4 13 1 12 9 12 7 12 5 12 2 12 0 11 8 18 1 17 9 17 6 17 4 17 2 17 0 16 8 16 5 16 3 16 1 15 9 15 7 15 4 15 2 15 0 14 8 14 6 14 3 14 1 139 13 7 13 5 132 13 0 128 12 6 12 4 12 3 119 18 1 17 9 17 7 17 5 17 3 17 0 16 8 16 6 16 4 16 2 15 9 15 7 15 5 15 3 15 1 14 9 14 6 14 4 14 2 14 0 13 8 13 5 13 8 131 12 9 12 7 125 12 2 12 0 18 2 18 0 17 7 17 5 17 8 17 1 16 9 16 7 16 4 16 2 16 0 15 8 15 6 15 4 15 1 14 9 14 7 14 5 14 3 14 1 13 8 13 6 13 4 13 2 13 0 12 7 12 5 12 3 12 1 18 2 18 0 17 8 17 6 17 3 17 1 16 9 16 7 16 5 16 3 16 1 15 8 15 6 15 4 15 2 15 0 14 8 14 5 14 3 14 1 13 9 13 7 13 5 13 3 130 12 8 12 6 12 4 12 2 182 18 3 180 18 1 178 17 8 17 6 17 6 174 174 122 1732 17 0 17 0 16 7 16 8 16 5 16 6 16 3 16 3 16 1 16 1 15 9 15 9 15 7 15 7 15 5 15 5 15 2 15 3 15 0 15 1 148 149 146 14 6 144 144 142 142 140 14 0 137 13 8 135 13 6 133 134 131 131 129 129 127 127 12 5 12 5 122 123 13 ASCEN
6. DO 6 Cleaning Clean the enclosure and stand of the ASCENDO System M Swith a dry and soft cloth Don t use water orother chemicals Don t touch the tweeterand the woofer 14
7. e correct phase in over floor positions between 50 cm and 190cm A scale in the stainless steel cylinder allows a reproduce able adjustment 7 Scale 8 High frequency unit screws 1 Switch off the poweramps 2 Untie the screws 8 oni The high frequency unit hasan excentric center of massand isvery heavy It can cause serious damages Don t try to pull it off the stand alone 4 Adjust the high frequency unit to the desired position 5 Fasten the screws 8 12 5 1 Adjustment of the time alignment Conditions 1 Coplanarsetup left and right speaker 2 Adjustment to hearing position 3 High frequency unit switch in position VD H 4 Low frequency unit switch in position VD H 5 O phasis of amplifier ASCENDO Distance Ear incm Scale 150 160 170 180 190 200 210 220 230 240 250 275 300 325 350 375 400 425 450 475 500 Hight of ear in cm 80 0 16 5 16 7 169 17 0 17 2 17 3 17 4 17 5 17 5 17 6 17 6 82 5 16 3 16 5 16 6 168 16 9 17 0 17 1 17 2 17 3 17 4 17 4 85 0 16 0 16 2 16 4 16 5 16 7 168 16 9 17 0 17 0 17 1 17 2 87 5 15 7 15 9 16 1 16 3 16 4 16 5 16 6 16 7 16 8 169 16 9 90 0 15 4 15 7 15 9 16 0 16 2 16 3 16 4 16 5 16 6 16 6 16 7 92 5 15 2 15 4 15 6 15 8 15 9 160 16 1 162 16 3 16 4 16 5 01149 15 1 1
8. rom three separate ampsto inner chassis outer chassis and high frequency unit Take care of connecting alwaysthe plus red terminal of your power amp with the plus 6 red terminal of the speaker Take care notto connect a plus with a minus pin of your cable 10 ASCENDO The speaker units are adjustable to the characteristics of your power amplifier Since these differ strongly you have to check the best switch position for your specific setup These are the key rules forthe adjustment High frequenc y unit Switch 4 in position VD N e Thisisrecommended fortransistor power amps with damping factor falling with frequency Switch 4 in position VD H Standard Recommended fortransistor poweramps with constant damping factor Low frequenc y unit Switch 4 in position VD N e This isrecommended for fast transistor power amps Switch 4 in position VD H Standard e Recommended fortransistor amps with strongly load dependent output power 11 ASCENDO Time alignment for the listeners position To achieve a perfect phase reconstruction at the actual position of the listener the delays of the transducers must be adjusted carefully The position of the tweeter has to be mechanically adjusted so that a plane wave will leave the speaker system exactly in the direction to the listener s ear Thisis possible owing to the specific design of the ASCENDO Systems The displacement of the cylindrical tweeter mounting ensures th
9. t 7 O O O 6 2 ASCENDO System M lt O20 rI o CE O 5 3 6 34 2 4 2 Switch Low frequenc y unit 5 2 Minus Low frequenc y unit outer chassis 6 2 Plus Low frequenc y unit outer chassis 5 3 Minus Low frequenc y unit inner cha ssis 6 3 Plus Low frequenc y unit inner chassis ASCENDO The high and low frequency unit can be connected as follows single wired one cable pair from power amp to high frequency unit one cable pairfrom low frequency unit to high frequency unit one cable pair from inner chassis to outer chassis bi wired Version1 one cable pairfrom poweramp to low frequency unit one cable pair from the power amp to high frequency unit one cable pair from inner chassisto outer chassis Version2 one cable pair from poweramp to inner chassis one cable pairfrom the poweramp to high frequency unit one cable pair from high frequenc y unit to outer cha ssis tri wired one cable pairfrom poweramp to outer chassis one cable pair from the poweramp to inner chassis one cable pairfrom the poweramp to high frequency unit bi amped Version1 one cable pairfrom separate ampsforlow and high frequency unit one cable pairfrom inner chassisto outer chassis Version2 one cable pairfrom two separate amps for inner chassis and high frequency unit one cable pair from high frequency unit to outer chassis tiramped one cable pairf
10. unit 3 in the stand 2 Be careful of the right placement of the upper back spike B A 4 Place the high frequency unit 1 in the stand 2 1 Adjust the unit as described in section 5 5 Connectthe units with your power amplifier s See section 4 ASCENDO Transport Waming Don ttry to move ortransport the System M Salone The weight affordsat least two persons 1 Switch off the poweramplifiers and disconnect all cablesof the System M S 2 Untie the screws 8 Waming The high frequency unit hasan excentric centerof massand isvery heavy It can cause seriousdamages Don t try to pull it off the stand alone 3 Pull off the high frequency unit from the stand 2 Lay it on a soft dry cloth Take care notto touch the diaphragm of the tweeter 4 Lift the low frequency unit from the stand and the upperbackspike Take care not to touch the diaphragm of the woofer 5 Place the stand 2 at its new position ASCENDO Connection ASCENDO Albo He c FE p ud 6 1 Os Made in Germany O cmon OJ 4 1 Switch High frequenc y unit 5 1 Minus High frequenc y unit 6 1 Plus High frequenc y uni
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