*Input Level Switch & Trim Control
In accordance with the input signal level, the combination of the Input Level Switch and Trim Control on each input module helps establish the input fader at an
(Fig. 17)
The trim control changes the negative feedback volume, so that the gain of the head amp can
also be changed. THIS FUNCTIONS TO YIELD THE BEST COMBINATION OF MAXIMUM HEADROOM AND MINIMUM NOISE CHARACTERISTICS. The level indications
Input level in conjunction with the Input Level switch and Trim control can be calculated as follows.
Example 1
Input Level switch
Trim control
Example 2
Input Level switch
Trim Control
(Fig. 18)
— 25 —
