subs - taxi
- switch-start fluorescent lamp
- switch-thawing device
- switch-type voltage regulator
- switch-yard
- switchable planes
- switchbay
- switchboard
- switchboard ammeter
- switchboard instrument
- switchboard jack
- switchboard meter
- switchboard panel
- switchboard voltmeter
- switchboard wattmeter
- switchboard wiring
- switched (mode )power supply
- switched (mode )power supply
- switched array
- switched capacitor bank
- switched channel
- switched circuit
- switched current
- switched gain amplifier
- switched line
- switched network
- switched scanning
- switched-capacitor filter
- switched-lobe interferometer
- switched-message network
- switcher
- switcher console
- switcher operator
- switchette
- switchgear
- switchgear interlock
- switchgear operating time
- switching
- switching (Dicke )radiometer
- switching (Dicke )radiometer
- switching algebra