Technics SL-1200M7B Manuel D'utilisation page 20

Pitch control
1
Press [RESET] to turn off the
RESET LED lamp.
2
Press the pitch range select
button to select the pitch range.
 [×2] light on: ±16 %
 [×2] light off: ±8 %
3
While the turntable is revolving
Slide [PITCH ADJ].
 Pitch can be adjusted between approx.
–8 % and +8 % or approx. –16 % and
+16 % according to your selection.
 The numbers represent approximate
percentages for your adjustment.
 
To reset pitch to the preset value
Press [RESET].
The RESET LED lamp lights and the pitch
immediately returns to a preset value regardless
of the [PITCH ADJ] position.
(33-1/3, 45 or 78 rpm)
 RESET LED on: Fixed to the preset value.
 RESET LED off: Can be adjusted with
[PITCH ADJ].
20
(20)
English
(fine adjustment to pitch)
Pitch range select
button
RESET LED lamp
Pitch ADJ control
RESET button


To measure pitch
The four rows of strobe mirrors around
the edge of the turntable can assist you in
measuring pitch.
Strobe
mirrors
+6.4 % change in pitch when stationary
+3.3 % change in pitch when stationary
Normal turntable speed (33-1/3, 45 or 78
rpm) when stationary
-3.3 % change in pitch when stationary
Attention
The strobe mirrors are lit by the strobe light
(LED lighting) synchronized with the precise
frequency of the digital control.
Always use this LED lighting to measure the
pitch.
Strobe light