Ctg Microphones: Cm-01, Tm-01, Tm-02; Sp-01 Ceiling Speaker Module; Ctg Premier Telephone - Shure SM-02 Instructions Manual

CTG Microphones: CM-01, TM-01, TM-02

All versions of the CTG microphone utilize a special pressure sensitive, tensionless low-
mass element enhanced with an integrated FET low noise amplifier. Their characteristics
result in ultra smooth frequency response providing excellent feedback stability for
teleconferencing applications. Their high temperature stability assures exceptional
system performance in fixed gain situations.
Element
Frequency range
Phantom Voltage
Acoustical Mode
Temperature Stability
Operating Current
Impedance
Output level ref 1mW/10dynes/cm
Equivalent Noise level A weighted
Equivalent Vibration Sensitivity

SP-01 Ceiling Speaker Module

The SP-01 uses a 4-inch loudspeaker designed for voice communications.
Speaker Size
Frequency Response
Magnet Weight
Coil Impedance
Power Handling
Depth
Grille
Enclosure
Premier Telephone
The Premier telephone functions as the user interface for audioconferencing.
Physical Architecture
Tabletop console contains all audio processing functions and alphanumeric keypad. The Satellite module
contains power and telephone line interfaces. Cables consist of 25 ft (7.6 m) single-cord connection to
tabletop console and 7 ft (2.1 m) connection to RJ-11 telephone jack.
Keypad
Alphanumeric
Loudspeaker Volume
Adjustable to 89dB peak volume
Power Requirements
110 VAC, 10 HZ, 25 W
Console Size
5.7 in x 2.7 in x 1.9 in (35 cm x 33 cm x 6.4 cm) (L, W, H)
Weight:
2.0 lbs (0.9 kg)
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Electret Condenser
10 – 20,000 Hz
2 – 20 Volts DC
Boundary effect Pressure Transducer
+/- 0.02 dB per degree F maximum
50 µA maximum
200 Ohms nominal, balanced
2
-57 dBm (-51 dBm when mounted)
28 dB SPL (-22 dB SPL when mounted)
70db (1 KHz SPL equivalent of 1G)
4-inch (10cm)
60Hz – 18KHz
10oz Ceramic
8 Ohms
10 Watts
2.25-inch
7.375-inch, bright white
depth – 6.5 inches (16.5cm)
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