Data Sheet

Studio Technologies, Inc. StudioComm 780-01/790, Issue 1, Page 4
Studio Technologies, Inc.
Skokie, Illinois USA
© by Studio Technologies, Inc., February 2015
Specifications
Model 780-01 Central Controller
General Audio:
Supported Sample Rates:
44.1, 48, 88.2, and 96 kHz
Word Length:
24 bits maximum
Internal Processing:
32 bits
Input-to-Output Latency:
two samples (e.g., 0.042 milliseconds @
48 kHz sample rate)
Digital Audio Inputs:
3 (18 audio channels total)
Configuration: two surround (7.1) and one stereo
Type:
balanced AES3 (110 ohms, 5 Vpp)
Connector—Surround Inputs: 25-pin female D-subminiature (DB-25F),
AES59-2012-compliant
Connector—Stereo Input: 3-pin female XLR
Sample Rate Conversion (SRC):
Application: available on the stereo input
Input Sample Rate Range:
8 to 216 kHz, limited to 1/6 to 6 times the
output sample rate
Latency:
1 millisecond, nominal
LFE Input Channel Low-Pass Filter:
–6 dB @ 120 Hz, 48 dB-per-octave,
on/off selectable
Sync Source: configured to follow L/R of currently selected input
or signal connected to sync input
Sync Input:
Compatible Sources: word clock, DARS (AES11), bi-level video,
tri-level video
Jitter: 4 ns pp maximum
Connector: BNC (per IEC 60169-8 Amendment 2)
Termination:
75 ohms, selectable on/off
Digital Monitor Outputs: 2 (16 channels total)
Configuration: organized as two surround (7.1), one pre-fader, and
one post-fader
Dynamic Range:
>135 dB
Type:
balanced AES3 (110 ohms, 5 Vpp)
Connector: 25-pin female D-subminiature (DB-25F),
AES59-2012-compliant
Configurable Input Delay:
0 to 340 milliseconds @ 48 kHz sample rate
(scales up or down depending on actual sample rate)
Post-Fader Monitor Output Level Offsets:
each channel independently
adjustable in 0.5-dB steps over a ±12-dB range
Bass Management:
Crossover Frequency and Type:
–6 dB @ 40, 50, 60, or 80 Hz,
symmetrical for low-pass and high-pass filters, maximally flat
Filter Slope: 12 dB-per-octave or 24 dB-per-octave
Overall Operation: on/off selectable
Downmix Functions:
To 5.1, To Stereo, and To Mono
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Control Console Interface:
Type:
RS-485, 115.2 kbit/s, 8-1-N
Polling Interval:
50 milliseconds
Power:
12 Vdc, 500 mA maximum
Connector: 9-pin female D-subminiature (DE-9F)
Remote Control Inputs:
2
Functions:
remote mute all, remote dim
Type:
3.3 Vdc logic, activates on closure to system common
Connector: 9-pin female D-subminiature (DE-9F)
AC Mains:
Requirement: 100 to 240 V, +10/–15%, 50/60 Hz, 15 W maximum
Connector: 3-blade, IEC 320 C14-compatible (mates with IEC 320 C13)
Dimensions:
19.00 inches wide (48.3 cm)
1.72 inches high (4.4 cm)
7.00 inches deep (17.8 cm)
Mounting: one space (1U) in a standard 19-inch rack
Weight:
3.6 pounds (1.6 kg)
Model 790 Control Console
Application: up to four Model 790 Control Consoles can be connected
to a Model 780-01 Central Controller
Power:
12 Vdc nominal (9 Vdc minimum), maximum current 100 mA,
provided by Model 780-01 Central Controller
Control Data:
Type:
RS-485
Data Rate/Format:
115.2 kbit/s, 8-N-1
Connector: 9-pin female D-subminiature (DE-9F)
Dimensions (Overall):
7.20 inches wide (18.3 cm)
2.20 inches high (5.6 cm)
5.40 inches deep (13.7 cm)
Weight:
1.7 pounds (0.8 kg)
Model 71 Control Console
Application: up to three Model 71 Control Consoles can be connected
to a Model 780-01 Central Controller
Power:
12 Vdc nominal (9 Vdc minimum), maximum current 35 mA,
provided by Model 780-01 Central Controller
Control Data:
Type:
RS-485
Data Rate/Format:
115.2 kbit/s, 8-N-1
Connector: 9-pin female D-subminiature (DE-9F)
Dimensions (Overall):
3.20 inches wide (8.1 cm)
2.20 inches high (5.6 cm)
4.10 inches deep (10.4 cm)
Weight:
0.8 pounds (0.4 kg)
Specifications and information contained in this Data Sheet subject
to change without notice.