Aphex COMPELLOR 9301 Operating Manual Download Page 14 | Manualshive

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Summary of Contents for COMPELLOR 9301

Page 1: ...fthe shipping carton and its contents for any sign ofphysical damage which could have occurred in transit Ifdamage is evident do not destroy the container or packing material Immediately notify the carrier ofa possible claim for damage Shipping claims must be made by the consignee 1 1 Limited Warranty AphexSystems Ltd warrants to the original owner that the Compellor will be free from defects in p...

Page 2: ...luenced not only by the RMS level of the audio but also by program dynamics and wave complexity so audio quality is greatly enhanced over simple RMS or average responding processors Transient sounds are preserved pumping and breathing eliminated It has a soft knee compression characteristic with the ratio varying from 1 1 to 1 at threshold 30dB below nominal 0VU increasing to 3 to 1 at 0VU The att...

Page 3: ...ing 2 5 1 0 Circuits The input and output circuits are transformerless servo balanced These circuits allow the COMPELLOR it to be interfaced with a wide range of audio systems The COMPELLOR can be driven from balanced or unbalanced sources as if it had a bridging type input transformer The common mode rejection is excellent and RFI filtering is employed The nominal operating level 0VU of the input...

Page 4: ...an Aphex 9000 frame and dbx 900 series frames The thumbscrews 6 32 secure the module to the frame 3 2 Electrical Considerations 3 2 1 Povver The 9301 is powered by 15V The power is bussed to the unit on the backplane ofboth the Aphex and the dbx racks The 24V which appears on the dbx rack will not affect the 9301 in any way NOTE The 9301 consumes 250mA worst case Compute the total power consumptio...

Page 5: ... drive either balanced or unbalanced loads Connect B for output high and B for output low Do not connect shield If driving a known unbalanced load connect a jumper from B to Ground 3 2 6 Impedances Some equipment is designed to drive a 600 n load Ifthe 9301 is to be driven by such equipment there is a jumper on the main board which inserts a 600 n termination This termination is lifted in relay by...

Page 6: ... will only flash if the 1 MT ON switch is engaged I COMeELLQB I 20 0 12 0 11 o 2J 11 0 IN l4 0 3 C 0 laj 8 0 DRIVE 4 0 12 C 2 Q 111 OVG Q LEVEL car IN Q PROCESS BALANCE iC 10 8 OUTPUT 2J 0 0C Od8 GATE NCE 4 2 IN Switch The IN Switch provides a relay bypass for system in out comparison An accompanying LED indicates red for IN Fig 2 Compel or Front Panel If the remote control of the bypass switch is...

Page 7: ...normal program material The proper threshold level should be somewhere between the lowest level program signal and the noise floor of the system before the Compellor It should activate after about 1 second delay when audio stops or gets part way into a fade Silence Gate action will be indicated by the yellow LED above the knob 4 9 INITIAL SETTINGS After the COMPELLOR has been properly installed pe...

Page 8: ...de outs yet still above the input noise floor An initial setting for the Silence Gate THRESHOLD is 20dB 12 o clock position The Silence Gate LED should come on about 1 second after audio stops or is partly into a fade out A little experimentation will easily give you the right adjustment area NOTE Be sure to verify that the Silence Gate does not come on during normal program as this will inhibit p...

Page 9: ...ents Weight Transformerless RF filtered true instrumentation differential servo balanced 50kn balanced User Selectable 0VU lOdBv 4 or 8dBm Maximum Input Level 27dBm Greater than 60dB 20Hz to lOkHz 5 to 50ms 200ms to ls program dependent 1 1 to 30 1 30dB below nominal level 0VU with DRIVE full clockwise ls 2 Ss switch selectable 2s 5s switch selectable program dependent 30 dB below nominal level 0V...

Page 10: ...www SteamPoweredRadio Com ...

Page 11: ...T VCA l O O l REF OUTPUT STAGE V CA t t SELECT STAGE 0 c J IN RELAY r CONTROL 0 C REMOTE s SILENCE I I I I 0 ATE SILENCE LEO c J ATE DETECTOR C lJ LED I I ELECT AV 6 p E AK I I SWITCH DRIVE DETECTOR I ELECT PEAK SWITCH DRIVE COMPRESSION SIOECHAIN I BICOLOR LED PROCESS DISPLAY BALANCE ELECT COMP LEVEL IN SWITCH DRIVE SIDECHAIN I ELECT I I LEVEL DY DRIVE SIi ITCH DR I YE LE 0 LVL SPO ...

Page 12: ...1 20 1 R12 101 0 fl87 41 ea 1etC2 e _ 0 C38 20P tTA U12 NEM aN R13 3321 1 7 10U c o 10pl 15 riio100uf cu u11 l r 3 5 3 5 R2 15 1120 1 1 0 Ht _ 5 R35 11 00 Hl 1 R37 C10 101 0 01u1 1 5 R38 R3 1UOO I 15 03 1N814 8 Q3 2 1390 4 j 1 1 0 01 2N39otl 1 C14 Oh 11 Cl 3 lY f Rl 10M 33 341 0 t w g 101 0 R27 904 1 2W JP3 800 OMM OUTPUT 9ALANC TPI R22 201 0 1 113R ca 100UF 10 TALL Y 2 9 TALLY 1 a PROC ENB 7 CN0 ...

Page 13: ...IU 7 15 r04 5H 1 U7A L 353 C63 1N8148 10Df lltOCESS 8ALANCE C2a H7 I 1 1 1 9 e d9 1 JC 1 5 Sk25 20KO 1 15 15 t L UOA I 4 C16 IOOIC 1 lpf OUTPUT cw R38 101 0 8101 R O 11 00 C VR3 21 5 1T I RH 100K RY 151 0 llt57 1 67 1001 10KO 2 017 V V i J t V _ O H1 12 I I o e L02 GREEN LEO 011 1N0141 1 33 0 010 Hr t9149 t 0 H l 11 0111 IE VR7 8101 f D tt1 10 1 1 5 R58 KOO 5 0 1 C 1 T KOO H 1 1 3 CW 15 C2 l 22uf ...

Page 14: ...1 1 0 A 0 0 0 fil c c H201 9 I H201 16 15 U209A lJ l 53 H201 12 15 flt213 g Ft214 5 2 2 11 00 C211 1uf 15 COMPRESSIQtr I DC 0204 1H914B R2 1 10 0 1 H20 1 i J ti tli _ 15 H201 1 I II II I LMT Tltle a 1 1 C212 1 C21 3 J 10 f 100uf APMEX SVSTElriAS L TO a AOOEL 9301 COMPELLOR DISPLAY PCB oc ument Numb r raWn By l1 V e u B SCH C R L IOEN 9 ct 1 eet L0202 RED LED A I 14L0203 RED LEO e CQ I R218 11 00 5...

Page 15: ... b Aphex Systems LTD All rights nse ed All Aphex product names are trademarks or registered trademarks or Aphex Sytems LTD Other brand and product names are tnldemarb or registered trademarks or their respective holders 9132htw Af JHEX SYSTEMS ...

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