Nagra HD PREAMP, Owner'S Manual

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Front panel
//
audio device chassis
1
Modulometer & displays brightness switch.
Push up for more intensity, push down for less. There are 7 intensity levels.
2
Nagra Modulometer. Indicates level in dB. Reference 0 dB = 1 VRMS.
3
IN/OUT audio signal switch to select signal displayed on Modulometer.
4
Motorized volume level controls LEFT & RIGHT with synchronization switch
and warning LED for pre-heating & channels out of balance status.
5
MUTE switch with reminder LED.
6
RCA/XLR outputs selection switch.
7
Front rotary selector.
1 3 5 6 2 7 4
When turned ON, the HD PREAMP will enter a 4 minute preheating phase in order to
optimize tubes and warm up critical components. This will allow your HD PREAMP to
offer excellent performance for a longer period of time.
Note: Should the HD PREAMP be switched OFF then ON again, the preheating phase
will start again from zero.
02
NAGRA HD PREAMP // INSTALLATION // 014 + 015
HD PREAMP description