Sound Performance Lab MixDreamXP 2591 Скачать руководство пользователя

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MixDream XP

Frequency range:

‹ 1Hz-200 kHz (-1 dB)

THD+N: -103

dBu

20-22kHz, Input Level +10 dBu

Noise Level:

-97 dBu

20-22kHz, A-weighted

Max. Input Level:

+28 dBu

Max. Output Level: +28 dBu

@ 1 kHz, THD+N -95 dB

Dynamic range: 125

20-22kHz, A-weighted

Crosstalk L-R: -90

@ 1 kHz, Input Level +10 dBu

CMRR:

‹ 70 dB

@ 1 kHz, Input Level +10 dBu

Input Impedance:

10 kOhm

Output Impedance:

65 Ohm

Power Consumption: 36

Standard EIA 19 inch Housing, 1 U

Dimensions (W x H x D):

482 x 44 x 237 mm

ca. 19 x 1.76 x 9.5 inch

Weight: 3,55

kg/7.81

Speciﬁ cations

Dimensions and Weight

Содержание MixDreamXP 2591

Страница 1: ...log 16 2 summing unit dB Output Mono Mono Mono Mono 1 2 3 4 5 6 7 8 Model 2591 POWER Variable Output Mono Mono Mono Mono 9 10 11 12 13 14 15 16 Expansion Input Discrete Class A 16 in 2 summing mixer MixDreamXP 1 4 1 3 1 2 7 4 0 3 5 7 ...

Страница 2: ...epro duced in any manner in part or fully without prior authorization by SPL CE Declaration of Conformity Manufacturer SPL electronics GmbH Type of Equipment Audio Signal Processor Product MixDreamXP Model 2591 Compliance Engineer Wolfgang Neumann Test Basis EN50081 1 1992 EN50082 1 1992 EN60065 1993 EN61000 3 3 1995 EN60065 2002 EN55013 2001 EN55020 2002 EN61000 3 2 2000 73 23 EWG 93 68 EWG We he...

Страница 3: ...Channels 9 Main Outputs 9 Monitor Outputs 9 Control Elements 10 Output Control 10 Variable Output Switch 10 Mono Switch 10 Expansion Input Switch 10 GND Lift Switch 11 Applications and Modes of Operation 11 Summing 11 Summing of Subgroups 11 MixDream XP in Mastering Applications 12 Linking Several MixDreamXP 12 Linking Several MixDreamXP Diagram 13 Block Diagram 14 Measurements 15 Power Supply 16 ...

Страница 4: ...sed on the same 60 volt rails 30V of the MixDream model 2384 Newly developed circuitry based on the most modern analog components guarantees an extremely high slew rate a very low noise level of 97dBu and a dynamic range of 125dB Thus the MixDreamXP easily reaches the technical level of the best analog consoles Analog vs Digital Summing Nowadays many are asking whether analog summing is better tha...

Страница 5: ...ng with DAW audio tracks and effects machines or proces sors in the insert loops samplers keyboards and expanders may also be connected directly to the MixDreamXP Then the Midi tracks need only be added in the DAW project the outputs for example from a keyboard are then routed directly to the MixDreamXP Mono Controls To save converter channels all channels may be switched to Mono so that two signa...

Страница 6: ...cting the MixDreamXP or any other equipment turn off all power Do not open the case You may risk electric shock and damage to your equipment Leave repairs and maintenance to a qualified service techni cian Should foreign objects fall inside the case contact your authorized dealer or support person To avoid electric shock or fire hazards do not expose your unit to rain or moisture In case of lightn...

Страница 7: ...M standard Left Right DAW 16 x D A 9 16 1 8 2 x A D 1 2 2 cascade cables 8 x XLR or TRS to DB25 each 2 x XLR to XLR or TRS Summing Tracks Stereo Mix Monitoring Expansion Monitoring outputs for any stereo monitoring chain Recommended SPL MTC 2381 Monitoring Controller with Talkback and Cue Mixing Connect the Main Outputs of a second MixDream XP to the Expansion Inputs of the first one IMPORTANT see...

Страница 8: ...cting unbalanced signals to the balanced XLR I O connectors Input Channels The MixDreamXP has 16 electronically balanced inputs that are connected over two DB25 connectors Readily configured cascade cables from XLR or 1 4 inch TRS to DB25 are available in many audio stores Usually the analog outputs of a D A converter that transmit the summing tracks from the DAW are connected here These connector...

Страница 9: ...Expansion Inputs This is another stereo input based on electronically balanced XLR connectors It can be activated with the Expansion Input switch at the right set of switches on the front Usually the Main Outputs of another MixDreamXP are connected here to enable summing of up to 32 channels but of course any stereo summed signal can be connected here IMPORTANT TheExpansionInputsofthesummingMixDre...

Страница 10: ...sound canvas can retain its placement and automated characteristics However for mono signals such as kick snares lead vocals or bass that should appear in the middle of a mix it would be a waste to use in hard L R panned channels what would amount to two required converters for a mono result In such cases each channel pair can be switched to mono mode red status LED so that for example there might...

Страница 11: ...gement This way you avoid digital summing and your production bene fits from the full potential of 100 analog summing With mono signals one should switch these to mono mode to confine them to single D A converter thereby avoiding the waste of having to use a D A pair for one mono track see Mono Switches on page 10 IMPORTANT In the DAW such signals must be panned hard left or right Summing of Subgr...

Страница 12: ...is clearly better and the time needed minimal especially since it is less likely that a new mix will be called for 2 Multichannel sessions can be summed in the infinite reso lution of analog signal processing equipment something that may also be of special importance when an engineer wishes to upsample to SACD or DVD A Linking Several MixDreamXP An expansion connector provides for a second MixDrea...

Страница 13: ...ono Mono Mono Mono 1 2 3 4 5 6 7 8 Model 2591 POWER Variable Output Mono Mono Mono Mono 9 10 11 12 13 14 15 16 Expansion Input Discrete Class A 16 in 2 summing mixer MixDream XP 1 4 1 3 1 2 7 4 0 3 5 7 dB Output Mono Mono Mono Mono 1 2 3 4 5 6 7 8 Model 2591 POWER Variable Output Mono Mono Mono Mono 9 10 11 12 13 14 15 16 Expansion Input Discrete Class A 16 in 2 summing mixer MixDream XP 1 4 1 3 1...

Страница 14: ...14 Block Diagram ...

Страница 15: ...xDream XP A AFREQ RESP 20Hz 200kHz at2c 10 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 d B r A 20 200k 50 100 200 500 1k 2k 5k 10k 20k 50k 100k Hz ExpansionInput FixOutput Frequency Response FFT Spectrum Analysis Measurements The FFT Spectrum Analysis above shows the spectrum of noise components We haveaverylowoveralllevel here in particular without ugly spikes The analysis below shows distortion com...

Страница 16: ... MixDreamXP power transformer is also heavily shielded to minimize hum The 30V 60V rail power is derived from high quality linear regulators whose noise level borders on the immeasurable Extremely fast rectifier diodes and 14 000 microFarrad capacitors insure that there is enough available current at all times and for every imaginable peak Additional 100nF 250V MKP stabilizing condensers are prese...

Страница 17: ...vel 28dBu 1kHz THD N 95dB Dynamic range 125dB 20 22kHz A weighted Crosstalk L R 90dB 1kHz Input Level 10dBu CMRR 70dB 1kHz Input Level 10dBu Input Impedance 10kOhm Output Impedance 65Ohm Power Consumption 36W Standard EIA 19 inch Housing 1U Dimensions W x H x D 482 x 44 x 237mm ca 19 x 1 76 x 9 5 inch Weight 3 55kg 7 81 lb Speciﬁcations Dimensions and Weight ...

Страница 18: ...18 MixDreamXP Guarantee SPL products are guaranteed for a period of one year against faults in materials or workmanship Refer to your local supplier for full sales and guarantee terms ...

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