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The volume control works simultaneously for all outputs. The control
range spans from -70 ... +10dB in increments of 0.7dB, allowing fine
adjustment of the listening loudness. The circuit features 4x
independent, tightly matched discrete (0.1% metal film resistors) R-2R
ladder networks resulting in perfect channel and phase balance.
The outstanding quality of this attenuator is preserved over the
entire control range.
Headphones - connections
Over the years, a variety of headphones connection schemes have
been established. By far the most popular way of connecting a set
of headphones is the phone jack, mostly in the ¼ " = 6.35 mm size.
GND
L - channel
R - channel
(Figure 3)
Please, do not connect a mono phone jack to the MAESTRO,
!
since this shortens the right channel output to ground.
Although rarely seen, you can connect your headphone to the
MAESTRO with a 3 pin XLR jack. Both the phone jack and the 3 pin
7
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