Orban OPTIMOD-FM 8600, Operating Manual

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OPERATION ORBAN MODEL 8600
If you wish, you may adjust the Modify parameters to your own taste. Always start
with
L
ESS
-M
ORE
to get as close to your desired sound as possible. Then edit the
Modify parameters using the Basic, Intermediate or Advanced Modify screen, and
save those edits to a User Preset.
The Two-Band Structure’s Full Setup Controls
The tables below show a summary of the Two-Band controls in the dynamics section.
AGC, Equalizer, Stereo Enhancer, and Clipper controls are common to
both Two-Band and Five-Band structures and are described in their own
sections earlier in Section 3.
Some of the Two-Band controls are common to the Intermediate Modify and Ad-
vanced Modify screens. Additional Two-Band controls are available in the Advanced
Modify screen.
Except as noted, these controls affect both the analog and HD processing
chains.
2B Drive
control adjusts signal level going into the two-band compressor and there-
fore controls the density of output audio by determining the amount of gain reduc-
tion in the two-band compressor. The resulting sound texture can be open and
transparent, solid and dense, or somewhere in between. The range is –10 to 25 dB.
Regardless of the release time setting, we feel that the optimum amount of gain re-
duction in the two-band compressor for popular music and talk formats is 10-15 dB.
If less gain reduction is used, loudness can be lost. For classical formats, operating
Two-Band Controls
Intermediate Name Advanced Name Range
Drive 2B Drive –10 … 25 dB
Release 2B Release 0.5 … 20 dB / S
Gate Thresh Gate Thresh Off, –44 … –15 dB
Bass Coupling Bass Couple 0 … 100 %
— Lookahead 0 … 5 milliseconds
— Master Compression Thresh –15 … 0, Off
— Bass Compression Thresh –10.0 … 5.0 dB, Off
— Master Attack 4 … 50, Off
— Bass Attack 4 … 50, Off
— 2B Clipping –4 … +5
—
HF Limiting (located on
Clippers screen)
–4.0 … +2.0
— HF Clip Thresh –16.0 … 0.0, Off
— 2B Crossover LiNoDly, Linear
— MB Limit Thr –3.0 +6.0, Off
— Speech Thr –4.0 ... +5.0 dB
— Max Dist Ctrl 0 … 18 dB
Table 3-8: Two-Band Controls