Studio Technologies IFB Plus 2007 - Manual (Page 31)

Model 2 User Guide Issue 9, January 2006
Studio Technologies, Inc. Page 31
Dimensions (Overall):
19.00 inches wide (48.3 cm)
1.72 inches high (4.4 cm)
11.4 inches deep (29.0 cm)
Mounting: one space in a standard 19-inch rack
Weight: 10.4 pounds (4.7 kg)
Model 22 Access Station
Application: provides remote 2-channel interrupt
(talk) location based on a Model 2 Central Controller
unit; up to four Model 22 units can be connected to a
Model 2 Central Controller.
Power Requirements: +18 Vdc, 25 mA maximum,
provided by connected Model 2 Central Controller
Interconnection:
Contains two 9-pin D-subminiature connectors
(female). One connector intended to link Model 22 to
Model 2 Central Controller. The second connector,
wired in parallel with the first, is designed to allow
“loop through” installation for connection to addi-
tional Model 22(s).
Pushbutton Switches: 2
Type: backlit, momentary, EAO 99-series
Lamp Type: incandescent, T-1, bi-pin, 18 V, 26 mA,
0.5 W Equivalent to EAO Switch Corp. 11-903-2,
Wamco 0L1100BPE, Lamptronics AS25-8
Audio Inputs: electret microphone or line level,
switch selectable
Microphone Input:
Compatibility: designed only for use with 2-wire
gooseneck electret microphone (2 wires + shield).
Intended input level –25 dBu nominal. Model 11A
Gooseneck Microphone available from Studio
Technologies.
Microphone Power: +5 Vdc, current limited.
Applied to microphone “high” lead.
Connector: three terminals on a screw terminal strip
Line Input:
Type: electronically balanced, capacitor coupled,
compatible with balanced or unbalanced audio
signals
Input Impedance: 24 k ohms
Common Mode Rejection: 100 dB at DC and
60 Hz, 70 dB at 20 kHz, 62 dB at 40 kHz (typical)
Input Level: –15 to +10 dBu, input level adjustable
via trim potentiometer
Connector: two terminals on a screw terminal strip
Dimensions (Overall):
6.4 inches wide (16.3 cm)
1.6 inches high (4.1 cm)
5.2 inches deep (13.2 cm)
Mounting:
Rack mounted using Model 25A 19-Inch Rack
Adapter. Panel mounted using Model 28A Panel
Adapter. Custom mounting easily accomplished.
Weight: 0.8 pounds (0.4 kg)
Model 24 Access Station
Application: provides remote 4-channel interrupt
(talk) location for IFB system based on two Model 2
Central Controller units, up to four Model 24 units can
be connected to the two Model 2 Central Controllers.
Power Requirements: +18 volts DC, 50 mA,
nominal, provided by connected Model 2 Central
Controller
Interconnections: two 9-pin D-subminiature connec-
tors (female), each linking the Model 24 with a Model
2 Central Controller
Interrupt Switches: 5
Functions: IFB 1-4, All Call
Type: momentary pushbutton, EAO 99-series, all
backlit, tally indication for IFB 1-4 functions
Microphone Input:
Compatibility: 2-wire electret, designed for use with
Studio Technologies’ Model 11A Gooseneck Micro-
phone (purchased separately)
Connector: three terminals on a screw terminal strip
Line Input:
Type: transformer coupled, compatible with balanced
or unbalanced audio signals
Input Impedance: 40 k ohms, nominal
Input Level: –15 to +10 dBu, adjustable using trim
potentiometer
Connector: two terminals on a screw terminal strip