Tube-tech SMC 2B Multiband Opto Compressor User Manual download pdf (Page 4)

Lydkraft ApS

Mose Allé 20, DK2610 Rødovre

Denmark

6) Apply a signal of 100 Hz, (approx. -20 dBU) to the input and adjust the input level

for an output reading of 0,0dBU.

7) Move the jumper on the low band side chain PCB to “ADJUST” and observe that

the output level has dropped to -10,0 dBU in both channels.

8) If this is not the case, adjust the balance P 6 to an equal reading for both channels.

9) Adjust the gain reduction with P 5, to obtain a drop of -10,0 dB.

10) Repeat step 8 and 9.

11) Adjust the low band display with P 7 so the green -10 LED turns on and the

green -7 LED just turns off

MID BAND:

1) Turn all the THRESHOLD-controls fully counter-clockwise.

2) Turn the MID BAND GAIN-control fully clockwise.

3) Turn the LOW BAND and HIGH BAND GAIN-control fully counter-clockwise.

4) Set the X-OVER LOW at 60 (300).

5) Set the X-OVER LOW multiplier at x1.

6) Set the X-OVER HIGH at 6k.

7) Apply a signal of 400 Hz, (approx. -20 dBU) to the input and adjust the input level

for an output reading of 0,0dBU.

8) Move the jumper on the low band side chain PCB to “ADJUST” and observe that

the output level has dropped to -10,0 dBU in both channels.

9) If this is not the case, adjust the balance P 6 to an equal reading for both channels.

10) Adjust the gain reduction with P 5, to obtain a drop of -10,0 dB.

11) Repeat step 9 and 10.

12) Adjust the mid band display with P 7 so the green -10 LED turns on and the

green -7 LED just turns off.

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Tube-tech SMC 2B Multiband Opto Compressor User Manual Page 4