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Case: 1:17-cv-03078 Document #: 901-3 Filed: 08/12/20 Page 604 of 609 PageID #:48620
Page 24
Residual noise attenuated to the noise level (after the NR) to avoid pumping
Certifications
Complies with the Federal Communications Commission's (FCC) Rules and Regulations 47
CFR Part 68, and the Administrative Council on Terminal Attachments (ACTA)-adopted
technical criteria: TIA-968-A, Telecommunications – Telephone Terminal Equipment –Technical
Requirements for Connection of Terminal Equipment To the Telephone Network, January 2003
with Addendums TIA-968-A-1,
TIA-968-A-2, TIA-968-A-3, TIA-968-A-4
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
Dimensions CM-01/TM-02
Dimensions TM-01
Dimensions Connection Module
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
Weight
Returns
Defective or Damaged Components
If you suspect you have a defective or damaged component contact CTG technical support to
troubleshoot. If confirmed a component is defective or damaged a Return Material Authorization
(RMA) number will be issued along with instructions for returning the product.
Page 25 of 26
Electret Condenser, RFI Suppressed
10 – 20,000 Hz
2 – 50 Volts DC
Boundary effect Pressure Transducer
+/- 0.02 dB per degree F maximum
50 A maximum
200 Ohms nominal, balanced, after connection
module
2
-57 dBm (-51 dBm when mounted)
28 dB SPL (-22 dB SPL when mounted)
70db (1 KHz SPL equivalent of 1G)
Tube Diameter .5", Length 3""
Base Diameter 5.75" Height .625
4.375" x 2.10" x 1.32"
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)
6 pounds (13.2Kg)
24
PGR2020-00079
Shure v. ClearOne
ClearOne Ex. 2169
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