Studio Technologies 55 2005 - Manual (Page 28)

Issue 5, August 2005 Model 55/56 User Guide
Page 28 Studio Technologies, Inc.
Specifi cations
Model 55 Central Controller
Audio Inputs: 4, stereo
Type: electronically balanced, direct coupled,
compatible with balanced or unbalanced signals
Impedance: 24 k ohms
Nominal Input Level: –10 dBV or +4 dBu, each
input individually software confi gurable
Common Mode Rejection: 100 dB @ DC and
60 Hz, 70 dB @ 20 kHz, 62 dB @ 40 kHz (typical)
Control Room Output: 1, stereo
Type: electronically balanced, intended to drive
loads of 600 ohms or greater, balanced or
unbalanced
Nominal Level: unity gain, audio inputs to control
room outputs
Maximum Output Level: +27 dBu into 10 k ohms,
+26 dBu into 600 ohms
Frequency Response: 10 Hz-40 kHz +0/–0.5 dB
(down 1 dB @ 80 kHz)
Distortion (THD+N): 0.03% (measured at +4 dBu
input, +4 dBu output)
S/N Ratio: 87 dB (20 Hz-20 kHz)
Dub Output: 1, stereo
Type: electronically balanced, intended to drive
loads of 600 ohms or greater, balanced or
unbalanced
Nominal Output Level: –10 dBV or +4 dBu,
software confi gurable
Maximum Output Level: +27 dBu into 10 k ohms,
+26 dBu into 600 ohms
Frequency Response: 10 Hz-40 kHz +0/–0.5 dB
(down 1 dB @ 70 kHz)
Distortion (THD+N): 0.004% (measured at +4 dBu
input, +4 dBu output)
S/N Ratio: 92 dB (20 Hz-20 kHz)
Meter Output: 1, stereo
Type: unbalanced, intended to drive loads of
2 k ohms or greater
Nominal Output Level: +4 dBu
Maximum Output Level: +21 dBu into 10 k ohms
Frequency Response: 10 Hz-40 kHz +0/–0.5 dB
(down 1 dB @ 70 kHz)
Distortion (THD+N): 0.004% (measured at +4 dBu
input, +4 dBu output)
S/N Ratio: 92 dB (20 Hz-20 kHz)
Talent Amplifi er Output:
Application: provides power and audio signals for
up to four Model 35 Talent Amplifi ers. The output
connector (3-pin XLR-type, male) has common on
pin 1, +23 Vdc modulated with left channel audio
at –10 dBu on pin 2, and right channel audio at
–10 dBu on pin 3. Maximum output current 200 mA
(nominal).
LED Indicators: 3, power present, over current,
and input data present
Connectors:
Audio Inputs and Outputs: ¼
-inch, 3-conductor
phone jacks.
Talent Amplifi er Output: 3-pin XLR-type, male
Control Console/MIDI In: 5-pin DIN-type, female
AC Mains: 3-blade IEC-type
AC Mains Requirement: 100, 120, or 220/240 V,
±10%, factory confi gured, 50/60 Hz, 100-120 V
0.4 A maximum, 220/240 V 0.2 A maximum
Dimensions (Overall):
19.00 inches wide (48.3 cm)
1.72 inches high (4.4 cm)
8.75 inches deep (22.2 cm)
Mounting: one space in a standard 19-inch rack
Weight: 8.5 pounds (3.9 kg)