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SM Pro Audio 

Page 8 of 11 

MBC502 manual 

   

   

8

 

Let’s play 

 

The MBC502 opamps are in DIP8 sockets, this simply means that users can interchange between 
different types of opamps to achieve different results, and we would be happy if you report the 
results to us as well. Please note that any damage caused in this process cannot be covered under 
warranty.  

9

 

Specs 

   

Audio Inputs 
 

Mic input connector  

XLR balanced 

 

Impedance  

3k Ohms 

 

Mic input gain  

10dB to 60dB 

 

Phase reversal  

switchable 

 

Phantom power  

+ 48V, switchable 

 

Instrument input con.  

1/4“ jack unbalanced 

 

Instrument input gain  

0dB to 45dB 

Audio Outputs 
 

Connectors  

XLR & 1/4“ jack 

 

Type  

Balanced & Unbalanced 

 
Amplitube Frequency Response 
 

Line in  

6Hz to 40kHz within 1dB 

 

 

Compressor 
 

Photoresistive servo operated  

 

Ratio  

Variable 1:1 - 10:1  

 

Attack  

1 ms – 100 ms 

 

Release  

0,1 s – 3 s 

Filter 
 

Xover: 

70Hz – 3.6kHz 

 

Slope:  

24 dB 

Meter 
 

VU meter  

-20 dBu – + 3 dBu 

Performance 
 

THD (Unweighted) 1kHz 

0.022% 

 

 

Power Supply 
 

198ma from standard 500 series power chasis. 

 
 
 
SM ProAudio is constantly striving to maintain the highest professional standards. As a result of 
these efforts, modifications may be made from time to time to existing products without prior notice. 
Specifications and appearance may differ from those listed or shown. 

Содержание MBC502

Страница 1: ...MBC502 500 series Optical compressor Operating Manual V1 1 ...

Страница 2: ...mpression control 6 5 4 Rotary attack encoder 6 5 5 Rotary release encoder 6 5 6 Master Level 6 5 7 Gain Reduction Display 6 5 8 Compression on off switch 6 6 Master level 7 7 Frequency 7 8 Let s play 8 9 Specs 8 10 Warranty 9 10 1 Warranty Registration 9 10 2 Warranty 9 10 3 Return Authorization Number 9 10 4 Warranty Regulations 9 10 5 Claim for Damages 10 10 6 Other Warranty Rights 10 11 FCC an...

Страница 3: ...r other appliances that produce heat Power Source Make sure your appliance is set to the correct voltage for the country in which it will be use before switching the device ON Grounding and Polarization Precautions should be taken so that the grounding or polarization means of an appliance is not defeated Power Cord Protection Power supply cords should be routed so that they are not likely to be w...

Страница 4: ...d with We guarantee you uncompromising quality as well as excellent technical and audio properties at an extremely affordable price We hope you enjoy making music with SM Pro Audio 2 1 Important Notes Every effort has been made to ensure all information provided in this manual is accurate at the time of writing SM Pro Audio is not liable for any incorrect information contained in this manual and e...

Страница 5: ...lly packed in the factory and the packaging was designed to protect the unit from rough handling Nevertheless we recommend that you carefully examine the packaging and its contents for any signs of physical damage which may have occurred in transit If the unit is damaged please do not return it to us but notify your dealer and the shipping company immediately otherwise claims for damage or replace...

Страница 6: ...ence between the input level change and the output level change The higher the amount of compression the smaller the dynamic range 5 4 Rotary attack encoder The Att rotary attack control allows for adjustment in milliseconds Attack is the time it takes the compressor module to respond to the corresponding input signal before gain reduction occurs Short attack times quickly bring down the level of ...

Страница 7: ... compressor Above the Master level is a Bypass switch When tuned on the LED will light and only the original signal will be heard without any compression 7 Frequency The Frequency rotary control is the sweep that selects the frequency at which the low and high band compressor is crossed over The MBC502 employs a Linkwitz Riley 4th order 24dB octave crossover ...

Страница 8: ...nput con 1 4 jack unbalanced Instrument input gain 0dB to 45dB Audio Outputs Connectors XLR 1 4 jack Type Balanced Unbalanced Amplitube Frequency Response Line in 6Hz to 40kHz within 1dB Compressor Photoresistive servo operated Ratio Variable 1 1 10 1 Attack 1 ms 100 ms Release 0 1 s 3 s Filter Xover 70Hz 3 6kHz Slope 24 dB Meter VU meter 20 dBu 3 dBu Performance THD Unweighted 1kHz 0 022 Power Su...

Страница 9: ...ward a proof of purchase document retail dealers invoice before a return authorisation can be provided The product must then be returned in its original shipping carton together with the return authorization number 10 4 Warranty Regulations Any product deemed eligible for repair or replacement by SM Pro Audio under the terms of this warranty will be repaired or replaced in the best possible manner...

Страница 10: ...tance If the buyer fails to submit a written repair order within 4 weeks after notification SM Pro Audio will return the unit C O D with a separate invoice for freight and packing Such cost will also be invoiced separately when the buyer has sent in a written repair order 10 5 Claim for Damages Failure of SM Pro Audio to provide proper warranty service shall not entitle the buyer to claim conseque...

Страница 11: ...d can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his her own expense If necessary consult an experienced radio television te...

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