4
mODule OVeRVieW
Hrad’s front panel topology (see fig. 1) resembles
the master section of a small mixer. The main
level knob
1
controls the stereo sum signal
at the main output
2
. The final signal level
is shown by the 5-bar LED indicator
3
. The
headphone volume at the phones output
4
is set by the phones level knob
5
. The cue
input
6
allows auditioning of an additional
signal in your headphones, with or without the
main mix as selected by the cue solo button
7
. The four active inputs
8
offer remote
muting and unmuting of Praga's four individual
input channels. The two aux ret knobs
9
offer
attenuation of signals plugged into Praga's aux
return pairs. The four aux cv inputs
10
offer
voltage control over Praga’s AUX send levels.
The four aux ins inputs
11
are insert points for
Praga's individual AUX sends.
VOlume cOntROl
The main level attenuator controls the stereo
signal at the output of Hrad without affecting
the stereo sum on Praga.
note:
it is possible
to overload the sum output in Praga when sev-
eral hot audio signals are mixed with high vol
settings. If this happens, you can simply lower
Hrad’s main level attenuator to achieve a clean
POWER
CONNECTOR
1967 VOLTAGE CONTROLLED MIXING SURFACE
REV
. 03.20
17
fig. 2: installation
Observe the cable
orientation!
Do not mistake
expander headers
with power
cord headers,
this would void
the module
warranty!
13
12
