Volume 2 3D151
Pressurized causing them to move closer together
Heated rapidly causing them to spread farther apart
Pressurized causing them to be released to the atmosphere
Heated rapidly causing them to move closer together
200 to 3,000
20 to 20,000
20 to 200,000
Up to 2,600
Amplitude
Frequency
Tone
Pitch
Power variations
Black body radiation
Molecular breakdown
Amplitude variations
300 to 1600
300 to 3400
300 to 3800
300 to 2600
DMS–100 and Meridian System Logic (MSL)–100.
DMS–100/200 and MSL–100.
DMS–100/200 and DMS–200.
DMS–200 and MSL–100.
Meridian System Logic (MSL)–100.
DMS–200
DMS–100
System load (SL)–1.
30,000
300,000
100,000
10,000
DS–30A
Digital signal (DS)–1
DS–32
T1A
Peripheral module (PM)
Control node (CN)
Central control
Message controller (MC)
Bay
Card
Frame
Shelf
Shelf
Card
Bay
Frame
A peripheral module’s (PM) peripheral processor (PP)
The computing module’s (CM) central processing unit (CPU)
A device controller
The network message controller
32
30
36
34
16
8
24
6
512
30A
1
30
2
16
8
4
Network module (NM)
Digital Multiplex System (DMS)-Bus
Peripheral module (PM)
DMS-Core
1
3
512
30
Line trunk controller (LTC)
Multipoint control unit (MCU)
Multipoint controller (MC)
Dual plane combined core (DPCC)
The analog signal is band-limited
The quantizer limits the amplitude of the pulses
A binary code number is assigned to the sample
Discrete amplitudes are assigned to the sampling pulses
Band limiting
Encoding
Sampling
Quantization
Pulse code modulation
Pulse amplitude modulation.
Time code multiplexing
Time division multiplexing
The lowest frequency sampled multiplied by the sampling rate per cycle
Twice the lowest frequency sampled multiplied by the sampling rate per cycle
The highest frequency sampled multiplied by the sampling rate per cycle
Twice the highest frequency sampled multiplied by the sampling rate per cycle
Snapshot
Frame
Channel
Span
Digital subscriber lines
Internet data lines.
Direct connection lines
Standard telephone lines
Signaling
Call control
Supervisory
User
Bearer rate interface and data rate interface
Primary rate interface and secondary rate interface
Basic rate interface and secondary rate interface
Basic rate interface and primary rate interface
Connection point between a non-ISDN compatible device and a terminal adapter (TA)
Incoming connection point of a network termination 2 device
Connection point between a network termination 1 device and the ISDN
Outgoing connection point of a network termination 2 device
Logical links between customer equipment and the circuit switch
Physical characteristics between the Integrated Services Digital Network (ISDN) interface and the network
Actual routing of the signal
Final preparation of the signal before it is routed
T1 legacy to internet
T1 direct digital interface
Basic rate U
Message transceiver interface
Insert tones
Detect noise
Insert a signal delay
Verify a dial tone
24
30
64
32
Camera
Central processing unit (CPU)
Coder/decoder (CODEC)
Network termination 1
One, they share the same channel
Two, one for each direction
Three, two to transmit/receive and one to signal
Four, two to transmit and two to receive
Gatekeeper
Gateway
Multipoint control unit (MCU)
Terminal adapter
Gatekeeper
Multipoint control unit (MCU)
Gateway
Terminal adapter
Less than 150
Greater than 150
Less than 50
Greater than 50
Quality of service (QoS)
Remote control protocol (RCP)
Phase-locked loop (PLL)
Forward error correction (FEC)
High
Very high
Ultra high
Medium
3 to 30 gigahertz (GHz)
300 to 3,000 MHz
30 to 300 GHz
3 to 30 megahertz (MHz)
1.4 megahertz (MHz)
14 kilohertz (kHz)
14 MHz
140 MHz
Duplex
Simplex
Hybrid
Half-duplex
Simplex and half duplex
Duplex and half duplex
Half duplex only
Duplex only
Transmitter
Receiver
Antenna couple
Transmission lines
Amplitude
Pulse
Phased
Frequency
Sensitivity
Accuracy
Distortion
Signal-to-noise ratio
Amplifying
Limiting
Heterodyning
Discriminating
Discriminator
Limiter
Detector
Amplifier
Fade margin
Sensitivity
Thermal noise
Selectivity
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