|
|
|
Calibrate gain reduction meter as follows.
Feed 1KHZ into both inputs. Adjust input levels wide open full gain. With unit in operate, adjust tone level until meter just starts
to deflect downward (threshold). Increase tone level 22db. Adjust meter calibration pot (accessed inside back of unit) so meter is
at line between HEAVY and OVERLOAD. CAUTION - DO NOT TOUCH METER TERMINALS - SHOCK HAZARD With no signal, meter should rest to the right of meter scale on VACUUM of VACUUM TUBE. NOTE: if meter will not calibrate properly, try selecting different V3 (6AL5) or V4 (12AX7A) tubes. Under normal operation, with program material, the meter gives an average indication and does not deflect downward quite as far as with a steady tone. Useful gain reduction range is 25db past threshold. It is a good idea to make calibration adjustments after unit has been on for at least 30 minutes. This insures tubes have settled in. |
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor
audio compressor - audio limiting - leveling amplifier - audio processing - audio compressor - audio limiting - leveling amplifier - audio processing - audio processor