Auditronics ALM-12d, Technical Manual, Page: 43 / 101

page 5 – 4
ALM-12d / Oct 2001
M O N I T O R S E C T I O N
ST SELECT BUTTON - lets the operator choose the source to be listened
to in the Studio. The source can be any signal appearing at a console input
connector, any of the four main buses, either of the caller feed mix-minus
buses, or either of the general purpose mix-minus buses.
Whenever the Studio mute is activated, PGM may automatically be
selected as the Studio source. The installer, however, may have disabled this
feature.
ST DISPLAY - the four character display shows the source that is selected
for monitoring in the Studio.
ST LEVEL CONTROL - determines the overall loudness of the signal
being monitored as it appears in the Studio speakers.
TB TO ST BUTTON - lets the operator’s microphone to interrupt the
speaker feed.
There may be times when the console operator wants to talk to one of the
talent in the Studio. When the TALKBACK button in the Studio Monitor
section is pressed the operator’s mic will “interrupt” the speaker feed that is
normally heard in the studio.
If the Producer talkback port has been activated, the audio from that port
will override both the studio source selection and the console TALKBACK
interrupt.
If there is a live mic in the studio which has activated the mute feature,
talkback will also be muted in the speakers. However, if the installer has
provided a studio pre-fade headphone feed to the studio, that feed will not be
muted.
Talkback to phone callers is accomplished via the phone CUE BUTTON,
as previously described.
METER SECTION
The METER SECTION consists of two VU METER PAIRS, a METER
SELECT BUTTON, and a METER DISPLAY.
Overview
VU METER PAIRS - stereo LED bargraph type meters.
The level of the signal being metered is indicated by the number of display
elements that are lighted. The more elements lighted, the stronger is the signal
being displayed. The top three LEDs in each bargraph are red to indicate when