1.英國—EDWARDS –冷陰極真空計&熱陰極真空計
AIM-X Active Inverted Magnetron Gauge(冷陰極)
AIGX Active Ion gauge(熱陰極)

2.美國- Granville Phillips -熱陰極真空計
307 Vacuum Gauge Controller
- Measuring Range：1X10-10 Torr to Atmosphere
- Display：Type-Digital ( green LED )
- Units：Torr, mbar, Pascal ( User-Controllable )
- Analog output：
Ionization Gauge ：0~10 Vdc, 1V/decade, Logarithmic
Convectron Gauge ：0~7 Vdc, 1V/decade, Logarithmic
- Emission Current：Controlled, adjustable from 0.01~10.0 mA
Includes：
- P/N 307001, Single Ionization Gauge controller ( 115V, 60Hz, Unit：Torr )
- P/N 274002, 3/4“ Pryex glass Tubulated Gauge ( Single Thoria Coated Iridium Cathode )
- P/N 307005, I2R degas
- P/N 307042, Tubulated Ionization Gauge Cable, 10 feet
- P/N 307013, Dual Convectron Gauge Module, channels A and B
- P/N 275196, Convectron Gauge Tube with KF25 Flange X 2
- P/N 303030, Dual Convectron Gauge Cable, 10 feet
- P/N 307017, Six-setpoint process control module, two setpoints per channel
- P/N 307100, Linear analog output module
- P/N 307009, Adapter to mount power supply and control unit side-by-side in a 19 inch rack