Keithley
Keithley Instruments (→ WikiData) was founded by Joseph F. Keithley (1915-1999) in Cleveland, OH, in 1946.
In 1965, they moved to Solon, OH.
In 2010, Keithley became an indirect wholly owned subsidiary of Danaher Corporation, merged with Tektronix, and shifted manufacturing to Tektronix facilities.
Documents
Links
Instruments
Products by Keithley
| Model | Class | Series | Description | Introduced | Discontinued |
|---|---|---|---|---|---|
| Keithley 160 | Multimeter | 3½-digit digital multimeter | 1975 | (?) | |
| Keithley 175A | Multimeter | 4½-digit TRMS digital multimeter | (?) | (?) | |
| Keithley 177 | Multimeter | 4½-digit TRMS digital multimeter | 1978 | (?) | |
| Keithley 179 | Multimeter | 4½-digit TRMS digital multimeter | 1978 | (?) | |
| Keithley 181 | Multimeter | 5½-digit nanovoltmeter | (?) | (?) | |
| Keithley 182 | Multimeter | 6½-digit sensitive voltmeter | (?) | (?) | |
| Keithley 191 | Multimeter | 5½-digit multimeter | 1979 | (?) | |
| Keithley 192 | Multimeter | 6½-digit multimeter | 1979 | (?) | |
| Keithley 193A | Multimeter | 6½-digit system multimeter | 1985 | (?) | |
| Keithley 195 | Multimeter | 5½-digit TRMS digital multimeter | (?) | 1984 | |
| Keithley 195A | Multimeter | 5½-digit TRMS digital multimeter | 1984 | (?) | |
| Keithley 196 | Multimeter | 6½-digit system multimeter | 1986 | (?) | |
| Keithley 197 | Multimeter | 5½-digit digital multimeter | (?) | (?) | |
| Keithley 199 | Multimeter | 5½-digit multimeter | (?) | (?) | |
| Keithley 220 | Power supply | Programmable current source | (?) | (?) | |
| Keithley 224 | Power supply | Programmable current source | (?) | (?) | |
| Keithley 227 | Power supply | Current source | 1976 | (?) | |
| Keithley 230 | Power supply | Programmable voltage source | (?) | (?) | |
| Keithley 263 | Power supply | 5½-digit calibrator / source | (?) | (?) | |
| Keithley 414A | Multimeter | Analog picoamperemeter | 1976 | (?) | |
| Keithley 480 | Multimeter | Digital picoamperemeter | 1978 | (?) | |
| Keithley 485 | Multimeter | Digital picoamperemeter | (?) | (?) | |
| Keithley 502 | Multimeter | analog milliohmmeter | 1960 | (?) | |
| Keithley 580 | Multimeter | 5½-digit microohmmeter | 1985 | (?) | |
| Keithley 600A | Multimeter | Electrometer | (?) | (?) | |
| Keithley 602 | Multimeter | Electrometer | (?) | (?) | |
| Keithley 610 | Multimeter | Electrometer | 1960 | (?) | |
| Keithley 610B | Multimeter | Electrometer | 1964 | (?) | |
| Keithley 610C | Multimeter | Solid-state Electrometer | 1968 | (?) | |
| Keithley 614 | Multimeter | Electrometer | 1981 | (?) | |
| Keithley 615 | Multimeter | Electrometer | 1969 | (?) | |
| Keithley 616 | Multimeter | Electrometer | 1975 | (?) | |
| Keithley 617 | Multimeter | Electrometer/Source | 1984 | (?) |