| Analog
Logic |
| Operational Amplifier |
|
Summing amplifier
|
| Summing Amplifier 2 |
| Integrator |
| Integrator 2 |
| Electronic Multiplier |
| Electronic Divider |
| Electronic function generator |
| Generalized integrator |
| Positional servo mechanism |
| Function potentiometer |
| Sum 2 |
| Sum |
| Integral 2 |
| Integral |
| Analog Signal |
| Digital Signal |
| Differential |
| Analog elements, sample |
| High gain differential amplifier |
| High gain differential amplifier,
amplification of 10,000 |
| Inverting amplifier with unity
gain |
| Summing amplifier 3 |
| Integrating amplifier |
| Differentiating amplifier |
| Digital to analog converter |
| Analog to digital converter |
| Bidirectional switch (make), general |
| Bidirectional switch (break),
general |
| Coefficient scaler |
| |
| Digital
Logic |
| Monostable |
| Astable |
| Delay |
| Bus |
| Bus, with text |
| Signal flow |
| Bidirectional signal flow, digital |
| Bidirectional signal flow, analog |
| Digital |
| Analog |
| Multiplication |
| Addition |
| Greater than |
| Greater than-or-equal-to |
| Infinity |
| Hysteresis |
| Amplifier |
| Complex function |
| Logic gate, AND 2 |
| Logic gate, AND |
| Logic gate, AND 2, many inputs |
| Logic gate, AND, many inputs |
| Logic gate, NAND |
| Logic gate, NAND 2 |
| Logic gate, NAND, many inputs |
| Logic gate, NAND 2, many inputs |
| Logic gate, OR |
| Logic gate, OR 2 |
| Logic gate, OR, many inputs |
| Logic gate, OR 2, many inputs |
| Logic gate, NOR |
| Logic gate, NOR, many inputs |
| Logic gate, NOR 2 |
| Logic gate, NOR 2, many inputs |
| Logic gate, Exclusive OR |
| Logic gate, Exclusive OR, many
inputs |
| Logic gate, Exclusive OR 2 |
| Logic gate, Exclusive OR 2, many
inputs |
| Logic gate, Exclusive NOR |
| Logic gate, Exclusive NOR, many
inputs |
| Logic gate, Exclusive NOR 2 |
| Logic gate, Exclusive NOR 2, many
inputs |
| Logic gate, Inverter |
| Logic gate, Inverter 2 |
| Logic gate, electrical inverter |
| Logic gate, electrical inverter
2 |
| Oscillator |
| Single shot |
| Schmitt trigger |
| Multiplier |
| Flip flop, J-K |
| Flip flop, D-type |
| Flip flop, S-R |
| Flip flop, T |
| Flip flop, hex D-type |
| |
| Circuit
Protectors |
| Circuit breaker |
| Circuit breaker, 3-pole |
| Circuit breaker, 3-pole with magnetic-overload
on all 3 poles |
| Circuit breaker, 3-pole with thermal-overload
on all 3 poles |
| Circuit breaker, 3-pole with thermal-overload
on all 3 poles 2 |
| Circuit breaker, 3-pole with thermal
and magnetic overload |
| Circuit breaker, network protector |
| Circuit breaker, with magnetic-overload |
| Circuit breaker, with thermal-overload |
| Circuit breaker, with thermal-overload
2 |
| Circuit proector, current arrester,
circuit limiter |
| Circuit protector, isolating fuse,
switch for on-load switching |
| Fuse |
| Fuse 2 |
| Fuse 3 |
| Fuse 4 |
| Fuse, high voltage primary, oil |
| Fuse, high voltage primary, oil
2 |
| Fuse, with alarm contact |
| Lightning arrester, gap, carbon
block; telephone protector block |
| Lightning arrester, gap, sphere
gap |
| Lightning arrester, protective
gap |
| |
| Communications
and Power Generation |
| Converting substation, dc to ac |
| Earth station used for tracking
a space station |
| Exchange equipment |
| Exchange equipment, automatic
switching |
| Exchange equipment, manual switchboard |
| Generating station |
| Generating station 2 |
| Hydroelectric generating station |
| Hydroelectric generating station
2 |
| Hydroelectric generating station,
with pumped storage |
| Hydroelectric generating station,
with pumped storage 2 |
| Hydroelectric generating station,
with storage |
| Hydroelectric generating station,
with storage 2 |
| Radio station |
| Radio station, passive relay |
| Rectifier substation |
| Space station |
| Space station, passive |
| Substation |
| Telephone set |
| Telephone set, with two or more
extension |
| Thermoelectric generating station |
| Thermoelectric generating station,
geothermic |
| Thermoelectric generating station,
nuclear energy fueled |
| Thermoelectric generating station,
oil or gas fueled |
| Wind generating station |
| |
| Composite
Assemblies |
| Amplifier |
| Amplifier, adjustable gain 2 |
| Amplifier, two inputs |
| Amplifier, two inputs 2 |
| Amplifier, two outputs |
| Amplifier, two outputs 2 |
| Amplifier, with associated attenuator |
| Amplifier, with associated power
supply |
| Chopper |
| Diode-type ring demodulator |
| Fire extinguisher actuator head,
single head with connection |
| Gyro; gyroscope; gyrocompass |
| Network, general |
| Network, low-voltage power |
| Operational amplifier |
| Phase shifter; phase-changing
network |
| Phase shifter; phase-changing
network, 3-wire or 3-phase |
| Phase shifter; phase-changing
network, differential phase shifter |
| Position indicator, DC synchro
type |
| Position indicator, inductor type |
| Position transmitter, inductor
type |
| Rectifier, bridge-type |
| Rectifier, controlled |
| Rectifier, general |
| Repeater, 1-way |
| Repeater, 2-wire, 2-way |
| Repeater, 4-wire, 2-way |
| Repeater, 2-wire, w-way repeater
with low-frequency bypass |
| |
| Fundamental
Items |
| Resistor |
| Resistor 2 |
| Resistor, variable; rheostat |
| Resistor, variable, rheostat 2 |
| Resistor, nonlinear |
| Resistor, nonlinear 2 |
| Resistor, adjustable |
| Resistor, adjustable 2 |
| Resistor, tapped |
| Resistor, shunt |
| Resistor, shunt 2 |
| Attenuator, general 2 |
| Capacitor |
| Capacitor 2 |
| Capacitor, variable |
| Capacitor, polarized |
| Capacitor, shunt |
| Capacitor, identified electrode |
| Antenna, general, turnstile |
| Antenna, general 2 |
| Antenna, loop |
| Antenna, loop 2 |
| Antenna, dipole |
| Antenna, counterpoise |
| Antenna, counterpoise 2 |
| Attenuator, fixed; pad |
| Attenuator, balanced, general |
| Attenuator, variable |
| Battery, one-cell |
| Delay function delay line slow-wave
structure, delay element, general |
| Oscillator, generalized alternating-current
source |
| Permanent magnet |
| Piezoelectric crystal unit |
| Transducer accelerometer motional
pickup transducer, general, electrical output |
| Squib, electric, explosive |
| Thermocouple, temperature measuring |
| Thermocouple. Thermopile |
| Thermal element thermomechanical
transducer, actuating device |
| Spark gap igniter gap |
| Continuous loop fire detector,
temperature sensor |
| Pick up head, general |
| Battery, multi-cell |
| Squib, electric, sensing link;
fusible link, ambient-temperature operated |
| Thermal element thermomechanical
transducer, actuating device 2 |
| |
| IC
Components |
| Polarity |
| Dynamic input; clock |
| Postponed output |
| Open circuit |
| 3-state |
| Shift input |
| Line grouping |
| Bit grouping |
| Internal connections |
| Negation |
| Pin, input |
| Pin, input, dynamic; clock |
| Pin, input, negated |
| Pin, input, inverted |
| Pin, input, subsidiary connection |
| Pin, output |
| Pin, output, dynamic; clock |
| Pin, output, negated |
| Pin, output, inverted |
| Pin, top; V |
| Pin, top, negated; V |
| Pin, top, dynamic; clock |
| Pin, bottom, negated; ground |
| Pin, bottom, dynamic; clock |
| Pin, bottom; ground |
| Outline, 6-pin |
| Outline, 8-pin |
| Outline, 14-pin |
| Outline, 16-pin |
| Outline, 18-pin |
| Outline, 20-pin |
| Outline, 24-pin |
| Outline, 28-pin |
| Outline, 40-pin |
| Outline, 42-pin |
| Outline subassembly, top, labeled |
| Outline subassembly, top, no label |
| Outline subassembly, bottom |
| Outline subassembly, middle, 4-pins |
| Outline subassembly, middle, 1-pin |
| Outline subassembly, middle, 2-pins |
| Outline subassembly, common control
block |
| Outline subassembly, common output
element |
| Common input element |
| DIP-6 |
| DIP-8 |
| DIP-14 |
| DIP-18 |
| DIP-20 |
| DIP-24 |
| DIP-28 |
| DIP-40 |
| DIP-42 |
| IC subassembly, top |
| IC subassembly, bottom |
| IC subassembly, top, with power |
| IC subassembly, middle, 1-pin |
| IC subassembly, middle, 2-pins |
| IC subassembly, middle, 4-pins |
| IC subassembly, bottom, with power |
| IC subassembly, common output
element |
| IC subassembly, common control
block |
| IC, 6-pin |
| IC, 8-pin |
| IC, 14-pin |
| IC, 16-pin |
| IC, 18-pin |
| IC, 20-pin |
| IC, 24-pin |
| IC, 28-pin |
| IC, 40-pin |
| IC, 42-pin |
| LM555 |
| LM1877 |
| LS123 |
| 4585B |
| |
| Lamps,
Acoustics and Readouts |
| Ammeter |
| Annunciator |
| Ballast lamp; ballast tube |
| Bell, single stroke |
| Bell; telephone ringer |
| Bell; telephone ringer 2 |
| Buzzer |
| Electromagnetically operated counter;
message register |
| Handset; operator's set |
| Lamp |
| Lamp, 2-terminal |
| Lamp, incandescent |
| Lamp, signal |
| Lamp, signal, flashing |
| Loudspeaker |
| Loudspeaker, specific types |
| Meter |
| Meter 2 |
| Meter 3 |
| Meter 4 |
| Microphone |
| Microphone 2 |
| Numeric readout, LED, 7-segment |
| Pilot light |
| Pilot light, push to test |
| Telephone receiver; earphone;
hearing-aid receiver |
| Telephone receiver; earphone;
hearing-aid receiver, handset double |
| Visual-signaling device, communication
switchboard-type lamp; indicating lamp |
| Visual-signaling device, green
signal light |
| |
| Maintenance
Diagrams |
| Amplifier circuit |
| Composite circuit |
| Data-flow, fault-isolation signal
to relay |
| Data-flow, feedback |
| Data-flow, gating; synchronizing
signal; low-level modulating signal |
| Data-flow, normal |
| Data-flow, reference signal voltage;
reference frequency |
| Data-flow, secondary flow; power
distribution |
| Data-flow, test signal |
| Data-flow, transmitter pulse |
| Relay coil or operating coil |
| Relay contacts |
| Signal generator; signal processor |
| Switch |
| |
| Motors
and Machines |
| Acyclic generator, separately
excited |
| Brake, applied when operating
means is energized |
| Brake, applied when operating
means is energized 2 |
| Brake, released when operating
means is energized |
| Brake, released when operating
means is energized 2 |
| Clutch, disengaged when operating
means is deenergized |
| Clutch, disengaged when operating
means is deenergized 2 |
| Clutch, engaged when operating
means is deenergized |
| Clutch, engaged when operating
means is deenergized 2 |
| DC-to-DC rotary converter with
common permanent magnetic field |
| DC 3-wire shunt generator; with
commutating or compensating field winding |
| DC 3-wire shunt generatort |
| Double-current generator |
| Double-winding synchronous generator,
motor, or condenser |
| Dynamotor |
| Field, compensating or commutating |
| Field, series |
| Field, shunt, or separately excited |
| Generator |
| Generator, AC |
| Generator, direct-current |
| Machine, 3-phase regulating |
| Magnetoelectric generator, 1-phase;
telephone magneto |
| Manual control |
| Manual control, operated by pushing |
| Manual control, operated by pushing
and pulling |
| Mechanical motion, alternating
or reciprocating |
| Mechanical motion, angular motion,
applied to open contact |
| Mechanical motion, rotation, both
directions |
| Mechanical motion, rotation, one
direction |
| Mechanical motion, translation,
both directions |
| Mechanical motion, translation,
one direction |
| Motor |
| Motor converter |
| Motor, 1-phase repulsion-start
induction |
| Motor, 1-phase shaded-pole |
| Motor, 1-phase subsynchronous
reluctance |
| Motor, AC |
| Motor, DC compound or 2-wire generator
or stabilized shunt |
| Motor, DC series or 2-wire generator |
| Motor, DC series or 2-wire generator;
with commutating or compensating field winding |
| Motor, DC shunt or 2-wire generator |
| Motor, direct-current |
| Motor, series-characteristic brush-shifting
with 6- or 8-phase rotor |
| Motor, series-characteristic brush-shifting
with 3-phase rotor |
| Motor, shunt-characteristic brush-shifting |
| Motor, squirrel-cage induction
or generator; split-phase induction or generator |
| Motor, wound-rotor induction,
synchronous induction, induction generator, or induction frequency converter |
| Ohmic-drop exciter with 3- or
6-phase input, with output leads |
| Phase shifter and transformer |
| Phase shifter and transformer
with 3-phase output |
| Regulating generator, shunt wound
with short-circuited brushes |
| Rotating armature with commutator
and brushes |
| Separately excited DC generator
or motor |
| Separately excited DC generator
or motor; with commutating or compensating field winding |
| Synchro |
| Synchro, control transformer;
transmitter |
| Synchro, resolver, 2-phase rotor
and 2-phase stator |
| Synchronous-induction frequency
changer |
| Synchronous booster or regulating-pole
converter; with commutating or compensating field windings |
| Synchronous motor, generator,
or condenser |
| Synchronous motor, generator,
or condenser with neutral brought out |
| Synchronous or regulating-pole
converter |
| Winding connection, 1-phase |
| Winding connection, 2-phase |
| Winding connection, 3-phase delta |
| Winding connection, 6-phase diametrical |
| Winding connection, 6-phase double-delta |
| Winding connection, 3-phase wye |
| |
| PLC
& Static Switching |
| Contact, boolean, equal |
| Contact, boolean, greater than |
| Contact, boolean, greater than
or equal |
| Contact, boolean, less than |
| Contact, boolean, less than or
equal |
| Contact, boolean, not equal |
| Contact, normally closed |
| Contact, normally open |
| Counter |
| Counter relay, reset |
| Counter relay, set |
| Output |
| Output 2 |
| Output coil |
| Output, latch |
| Output, unlatch |
| Static switch, coil |
| Static switch, contact, normally
closed |
| Static switch, contact, normally
open |
| Static switch, limit switch, normally
closed |
| Static switch, limit switch, normally
open |
| Static switch, outline symbol |
| Timer |
| |
| Qualifying
Symbols |
| Radiation Indicators, nonionizing |
| Radiation Indicators, nonionizing,
emmission |
| Radiation Indicators, ionizing |
| Radiation Indicators, ionizing,
emmission |
| Test-Point recognition symbol |
| Electret with electrodes |
| Connection symbol, 2-phase 3-wire,
ungrounded |
| Connection symbol, 2-phase 4-wire |
| Connection symbol, 2-phase 4-wire |
| Connection symbol, 3-phase 3-wire,
delta or mesh |
| Connection symbol, 3-phase, open-delta |
| Connection symbol, 3-phase 4-wire,
ungrounded |
| Connection symbol, 3-phase, zigzag,
ungrounded |
| Connection symbol, 3-phase, Scott
or T |
| Connection symbol, 6-phase, double-delta |
| Connection symbol, 6-phase, hexagonal
(or chordal) |
| Connection symbol, 6-phase, star
(or diametrical) |
| Adjustability, General |
| Adjustability, Preset |
| Adjustability, Linear |
| Adjustability, Nonlinear |
| Inherent variability, Nonlinear |
| Special connector or cable indicator |
| Physical state recognition, Liquid |
| Physical state recognition, Solid |
| Power frequencies |
| Audio frequencies |
| Alternating current |
| |
| Semiconductors |
| Diac, bidirectional NPN |
| Diac, bidirectional, PNP |
| Diac, NPN |
| Diac, PNP |
| Diode |
| Diode 2 |
| Diode 3 |
| Diode, backward |
| Diode, bidirectional |
| Diode, capacitive |
| Diode, capacitive 2 |
| Diode, PIN |
| Diode, schottky |
| Diode, temperature-dependent |
| Diode, tunnel |
| Diode, zenier |
| Hall element; hall generator |
| LED |
| LED, 2-color |
| Photodiode |
| Photodiode, NPN-type |
| Photodiode, PNP-type |
| Photon-coupled isolator |
| Photon-coupled isolator, photoemissive
diode and phototransistor |
| Photosensitive cell |
| Phototransistor |
| Photovoltaic transducer; photocell;
solar cell |
| Semiconductor thermocouple, current-measuring |
| Semiconductor thermocouple, temperature-measuring |
| Solid-state thyratron, balanced |
| Solid-state thyratron, unbalanced |
| Thyristor, N-type gate |
| Thyristor, N-type gate 2 |
| Thyristor, P-type gate |
| Thyristor, reverse-blocking diode
type |
| Thyristor, reverse-blocking tetrode-type,
semiconductor controlled switch |
| Transistor, FET N-channel |
| Transistor, FET N-channel 2 |
| Transistor, FET P-channel |
| Transistor, FET P-channel 2 |
| Transistor, FET P-channel, insulated-gate,
depletion-type, single-gate, passive-bulk, three terminal device |
| Transistor, FET P-channel, insulated-gate,
depletion-type, two-gate, five terminal device |
| Transistor, NPN |
| Transistor, NPN 2 |
| Transistor, NPN 3 |
| Transistor, PNIN transistor with
ohmic connection to the intrinsic region |
| Transistor, PNP |
| Transistor, PNP 2 |
| Transistor, PNP 3 |
| Transistor, unijunction with N-type
base |
| Transistor, unijunction with P-type
base |
| Triac |
| |
| Switches
and Relays |
| Contact, closed |
| Contact, closed contact with time
opening or time-delay opening feature |
| Contact, closed contact with time
opening or time-delay opening feature 2 |
| Contact, open |
| Contact, open contact with time
closing or time-delay closing feature |
| Contact, open contact with time
closing or time-delay closing feature 2 |
| Contact, time sequential closing |
| Contact, transfer |
| Contactor, electrically operated
1-pole contactor with series blowout coil |
| Contactor, electrically operated
3-pole contactor with series blowout coils |
| Contactor, manually operated 3-pole
contactor |
| Flasher, self-interrupting switch |
| Flasher, self-interrupting switch
2 |
| Foot switch |
| Foot switch, closes by foot pressure |
| Inertia switch |
| Limit switch, normally closed |
| Limit switch, normally closed
- held open |
| Limit switch, normally open |
| Limit switch, normally open -
held closed |
| Limit switch, track-type, normally
closed; NC |
| Limit switch, track-type, normally
open; NO |
| Magnetic blowout coil |
| Mercury switch |
| Pressure switch |
| Pushbutton, normally closed; NC |
| Pushbutton, normally open; NO |
| Pushbutton, two-circuit |
| Relay coil |
| Relay coil 2 |
| Relay coil 3 |
| Relay coil 4 |
| Relay coil 5 |
| Relay, alternating-current or
ringing relay |
| Relay, magnetically polarized
using biasing spring, or having magnet bias |
| Relay, slow-operate |
| Relay, slow-release |
| Relay, thermally operated, activating
device for thermally operated relay, time of delay may be shown |
| Relay, thermally operated, with
normally open contacts |
| Relay, with transfer contacts |
| Relay, with transfer contacts
2 |
| Safety interlock, normally closed |
| Safety interlock, normally open |
| Solenoid |
| Solenoid 2 |
| Solenoid 3 |
| Solenoid 4 |
| Switch momentary, two-circuit |
| Switch, 2-circuit pushbutton |
| Switch, 2-pole double-throw |
| Switch, 2-pole double-throw 2 |
| Switch, 2-pole, single throw |
| Switch, combination locking and
nonlocking, 3-position, 1-pole |
| Switch, combination locking and
nonlocking, 3-position, 2-pole |
| Switch, double-throw |
| Switch, key-type, 2-position with
locking transfer and break contacts |
| Switch, liquid-level-actuated,
closes on rising level |
| Switch, liquid-level-actuated,
opens on rising level |
| Switch, locking, 2-position |
| Switch, locking, 2-position |
| Switch, locking, 2-position 2 |
| Switch, locking, make-before-break |
| Switch, locking, normally closed;
NC |
| Switch, locking, normally open;
NO |
| Switch, momentary, 2-circuit |
| Switch, momentary, make-before-break |
| Switch, momentary, normally closed;
NC 2 |
| Switch, momentary, normally closed;
NC 2 |
| Switch, momentary, normally open;
NO 2 |
| Switch, momentary, normally open;
NO 3 |
| Switch, momentary, transfer |
| Switch, momentary, transfer 2 |
| Switch, momentary, transfer 2 |
| Switch, multiposition, 22-point
selector switch |
| Switch, multiposition, rotary
switch |
| Switch, normally closed; NC |
| Switch, normally open; NO |
| Switch, normally open; NO 2 |
| Switch, pressure or vacuum-actuated
switch, opens on rising pressure |
| Switch, pressure or vacuum-actuated,
closes on rising pressure |
| Switch, rotation, anti-plugging |
| Switch, rotation, plugging |
| Switch, rotation, speed |
| Switch, selector, 3-position |
| Switch, selector, 4-position |
| Switch, selector, 3-position 2 |
| Switch, selector, 4-position 2 |
| Switch, selector, make-before-break,
3-position |
| Switch, selector, make-before-break,
4-position |
| Switch, selector, make-before-break,
3-position 2 |
| Switch, selector, make-before-break,
4-position 2 |
| Switch, selector, segmented contact |
| Switch, single-throw |
| Switch, temperature-actuated,
closes on rising temperature |
| Switch, temperature-actuated,
opens on rising temperature |
| Switch, time-delay, closed switch
with time-delay closing feature |
| Switch, time-delay, closed switch
with time-delay opening feature |
| Switch, time-delay, open switch
with time-delay closing feature |
| Switch, time-delay, open switch
with time-delay closing feature 2 |
| Switch, time-delay, open switch
with time-delay opening feature |
| Switch, time-delay, open switch
with time-delay opening feature 2 |
| Thermostat, closes on rising temperature |
| Thermostat, opens on rising temperature |
| |
| Terminals
and Connectors |
| Cable termination |
| Cable termination 2 |
| Coaxial connector, outside conductors
carried through |
| Connector, engaged |
| Connector, engaged |
| Connector, engaged |
| Connector, engaged 4-conductors |
| Connector, female; jack |
| Connector, jack |
| Connector, male; plug |
| Connector, plug |
| Jack, 2-conductor |
| Jack, 2-conductor 2 |
| Jack, 3-conductor with 1 break
contact |
| Jack, 3-conductor with 2 break
contacts |
| Jack, coaxial; socket |
| Jacks, with circuit normalled
one way through |
| Jacks, with circuit normalled
through both ways |
| Plug, 2-conductor |
| Plug, 3-conductor |
| Plug, 2-conductor 2 |
| Plug, 3-conductor 2 |
| Plug, coaxial |
| Power connector, 2-conductor nonpolarized,
plug |
| Power connector, 2-conductor nonpolarized,
plug 2 |
| Power connector, 2-conductor nonpolarized,
plug 3 |
| Power connector, 2-conductor nonpolarized,
socket |
| Power connector, 2-conductor nonpolarized,
socket 2 |
| Power connector, 2-conductor nonpolarized,
socket 3 |
| Power connector, 2-conductor polarized,
plug |
| Power connector, 3-conductor polarized,
plug |
| Power connector, 4-conductor polarized,
plug |
| Power connector, 2-conductor polarized,
socket |
| Power connector, 3-conductor polarized,
socket |
| Power connector, 4-conductor polarized,
socket |
| Power connector, 234 volt, plug |
| Power connector, 234 volt, socket |
| Terminal |
| Terminal |
| Terminal board |
| Terminal board 2 |
| Terminal, circuit |
| Waveguide connector, asymmetrical
mated pair |
| Waveguide connector, symmetrical
mated pair |
| Waveguide flange, choke |
| Waveguide flange, plain |
| |
| Transformers
and Inductors |
| Transformer, nonsaturating |
| Inductor |
| Inductor, magnetic-core |
| Inductor, adjustable |
| Transformer, saturating |
| Transformer |
| Transformer, one winding with
adjustable inductor |
| Transformer, with taps, 1-phase |
| Transformer, adjustable |
| Transformer, 3-phase induction
voltage regulator |
| Transformer, 3-phase induction
voltage regulator 2 |
| Transformer, 1-phase, 2-winding
transformer |
| Transformer, 1-phase, 3-winding
transformer |
| Transformer, 1-phase, 3-winding
transformer 2 |
| Transformer, one winding with
adjustable inductance 3 |
| Transformer, 1-phase, 2-winding
transformer 2 |
| Potential transformer |
| Current transformer |
| Outdoor metering device |
| Linear coupler |
| |
| Transmission
Path |
| Alternative or conditioned wiring |
| Ground |
| Ground, common connections, specific
potential difference |
| Ground, chassis or frame connection |
| Ground, low-noise |
| Ground, safety |
| Intentional isolation of direct-current
path in coaxial or waveguide applications |
| Pressure-tight bulkhead cable
gland, cable sealing |
| Termination, application: movable
short circuit |
| Termination, open circuit, not
a fault |
| Termination, short circuit, not
a fault |
| Transmission line, strip-type,
unbalanced stripline |
| Transmission line, strip-type,
unbalanced stripline 2 |
| Transmission lines, cable underground;
underground line |
| Transmission lines, load line |
| Transmission lines, overhead line |
| Transmission lines, submarine
line; underwater line |
| Transmission lines, telephone
line |
| Transmission path, 2-conductor
cable |
| Transmission path, air or space |
| Transmission path, associated
conductors, twisted |
| Transmission path, associated
conductors, twisted 2 |
| Transmission path, associated
conductors, twisted 3 |
| Transmission path, coaxial cable |
| Transmission path, conductor or
cable end with end especially insulated |
| Transmission path, conductor or
cable end, not connected |
| Transmission path, dielectric
path other than air |
| Transmission path, grouping of
leads |
| Transmission path, grouping of
leads 2 |
| Transmission path, interrupted |
| Transmission path, interrupted
2 |
| Transmission path, shielded single
conductor |
| Transmission path, shielded single
conductor 2 |
| Waveguide, circular recognition
symbol |
| Waveguide, coaxial |
| Waveguide, dielectric-filled metallic
rectangular |
| Waveguide, flexible |
| Waveguide, gas-filled rectangular |
| Waveguide, Goubau line |
| Waveguide, rectangular, recognition
symbol |
| Waveguide, ridged |
| Waveguide, solid-dielectric rectangular |
| Waveguide, twisted |
| |
| VHF
UHF SHF |
| Balun, general |
| Circulator, fixed direction |
| Coupling, E-plane coupling by
aperture to space |
| Coupling, E-plane coupling by
aperture; 3 ends of transmission path available |
| Coupling, loop from coaxial to
circular waveguide with direct-current grounds connected |
| Coupling, loop to guided transmission
path |
| Coupling, loop to space |
| Coupling, probe from coaxial to
rectangular waveguide with direct-current grounds connected |
| Coupling, probe to guided transmission
path |
| Coupling, probe to space, open
circuit |
| Directional coupler |
| Directional coupler, loop coupling,
30-decibel transmission loss |
| Discontinuity, 2-port |
| Discontinuity, capacitive reactance |
| Discontinuity, capacitive susceptance |
| Discontinuity, conductance |
| Discontinuity, E-H tuner |
| Discontinuity, equivalent series
element, in series with guided transmission path |
| Discontinuity, equivalent shunt
element, in parallel with guided transmission path |
| Discontinuity, inductance-capacitance
circuit having infinite reactance, zero susceptance at resonance |
| Discontinuity, inductance-capacitance
circuit having zero reactance, infinite susceptance at resonance |
| Discontinuity, inductance-capacitance
circuit with infinite reactance at resonance |
| Discontinuity, inductance-capacitance
circuit with zero reactance at resonance |
| Discontinuity, inductive reactance |
| Discontinuity, inductive susceptance |
| Discontinuity, multistub tuner
with 3 stubs |
| Discontinuity, resistance |
| Discontinuity, slide-screw tuner |
| Discontinuity, terminal |
| Ferrite bead ring, general |
| Filter, frequency |
| Filter, mode |
| Gyrator |
| Hybrid |
| Hybrid, 4-arm circular hybrid |
| Hybrid, circular |
| Hybrid, junction, commonly used
in coaxial and waveguide transmission |
| Isolator |
| Line stretcher |
| Magnetron, resonant type with
coaxial output |
| Mode suppressor |
| Mode transducer |
| Nonreciprocal directional phase
shifter |
| Nonreciprocal directional phase
shifter 2 |
| Phase shifter |
| Phase shifter 2 |
| Resonator tube, double-cavity
envelope and grid-type assocated electrodes |
| Resonator tube, multicavity magnetron
anode and envelope |
| Resonator tube, single-cavity
envelope and grid-type associated electrodes |
| Resonator, tuned cavity |
| Rotary joint, with rectangular
waveguide system |
| Traveling-wave-tube, forward-wave
traveling-wave tube amplifier shown with four grids |
| Velocity-modulation tube, reflex
klystron, integral cavity, aperture coupled |
| |
| Electrical
Connector Views, Audio and Video |
| 1/4" phone jack, side |
| 1/4" phone jack, left |
| 1/4" phone jack, right |
| 1/4" phone jack, iso top |
| 1/4" phone jack, iso bottom |
| 1/4" phone jack, iso |
| 1/4" phone jack, iso back |
| 1/4" phone plug, mono, side |
| 1/4" phone plug, mono, left |
| 1/4" phone plug, mono, right |
| 1/4" phone plug, mono, iso
bottom |
| 1/4" phone plug, mono, iso
top |
| 1/4" phone plug, mono, iso |
| 1/4" phone plug, mono, iso
back |
| 1/4" phone plug, stereo,
side |
| 1/4" phone plug, stereo,
left |
| 1/4" phone plug, stereo,
right |
| 1/4" phone plug, stereo,
iso top |
| 1/4" phone plug, stereo,
iso bottom |
| 1/4" phone plug, stereo,
iso |
| 1/4" phone plug, stereo,
iso back |
| 1/4" phone plug, right angle,
top |
| 1/4" phone plug, right angle,
side |
| 1/4" phone plug, right angle,
left |
| 1/4" phone plug, right angle,
right |
| 1/4" phone plug, right angle,
iso top |
| 1/4" phone plug, right angle,
iso bottom |
| 1/4" phone plug, right angle,
iso |
| 1/4" phone plug, right angle,
iso back |
| 3.5mm plug, stereo, top |
| 3.5mm plug, stereo, side |
| 3.5mm plug, stereo, left |
| 3.5mm plug, stereo, right |
| 3.5mm plug, stereo, iso top |
| 3.5mm plug, stereo, iso bottom |
| 3.5mm plug, stereo, iso |
| 3.5mm plug, stereo, iso back |
| 3.5mm plug, mono, top |
| 3.5mm plug, mono, side |
| 3.5mm plug, mono, left |
| 3.5mm plug, mono, right |
| 3.5mm plug, mono, iso top |
| 3.5mm plug, mono, iso bottom |
| 3.5mm plug, mono, iso |
| 3.5mm plug, mono, iso back |
| XLR audio, male, top |
| XLR audio, male, side |
| XLR audio, male, left |
| XLR audio, male, right |
| XLR audio, male, iso top |
| XLR audio, male, iso bottom |
| XLR audio, male, iso |
| XLR audio, male, iso back |
| XLR audio, female, top |
| XLR audio, female, side |
| XLR audio, female, left |
| XLR audio, female, right |
| XLR audio, female, iso top |
| XLR audio, female, iso bottom |
| XLR audio, female, iso |
| XLR audio, female, iso back |
| RCA jack, panel, top |
| RCA jack, panel, side |
| RCA jack, panel, left |
| RCA jack, panel, right |
| RCA jack, panel, iso top |
| RCA jack, panel, iso bottom |
| RCA jack, panel, iso |
| RCA jack, panel, iso back |
| RCA plug, side |
| RCA plug, left |
| RCA plug, right |
| RCA plug, iso top |
| RCA plug, iso bottom |
| RCA plug, iso |
| RCA plug, iso back |
| RG-6 coax jack, antenna, side |
| RG-6 coax jack, antenna, left |
| RG-6 coax jack, antenna, right |
| RG-6 coax jack, antenna, iso top |
| RG-6 coax jack, antenna, iso bottom |
| RG-6 coax jack, antenna, iso |
| RG-6 coax jack, antenna, iso back |
| RG-6 coax plug, antenna, top |
| RG-6 coax plug, antenna, side |
| RG-6 coax plug, antenna, left |
| RG-6 coax plug, antenna, right |
| RG-6 coax plug, antenna, iso top |
| RG-6 coax plug, antenna, iso bottom |
| RG-6 coax plug, antenna, iso |
| RG-6 coax plug, antenna, iso back |
| |
| Electrical
Connector Views, BNC RJ USB |
| BNC T-connector, top |
| BNC T-connector, side |
| BNC T-connector, left |
| BNC T-connector, right |
| BNC T-connector, iso top |
| BNC T-connector, iso bottom |
| BNC T-connector, iso |
| BNC T-connector, iso back |
| BNC jack, barrel, top |
| BNC jack, barrel, side |
| BNC jack, barrel, left |
| BNC jack, barrel, right |
| BNC jack, barrel, iso top |
| BNC jack, barrel, iso bottom |
| BNC jack, barrel, iso |
| BNC jack, barrel, iso back |
| BNC plug, top |
| BNC plug, side |
| BNC plug, left |
| BNC plug, right |
| BNC plug, iso top |
| BNC plug, iso bottom |
| BNC plug, iso |
| BNC plug, iso back |
| BNC jack, top |
| BNC jack, side |
| BNC jack, left |
| BNC jack, right |
| BNC jack, iso top |
| BNC jack, iso bottom |
| BNC jack, iso |
| BNC jack, iso back |
| RJ11 plug, top |
| RJ11 plug, side |
| RJ11 plug, left |
| RJ11 plug, right |
| RJ11 plug, iso top |
| RJ11 plug, iso bottom |
| RJ11 plug, is | |
