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
- Keithley catalogs
- Keithley manuals
- Low Level Measurements Handbook: Precision DC Current, Voltage, and Resistance Measurements, 7th edition, 2016
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 244 | Power supply | Negative HV source | 1973 | (?) | |
| 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 | (?) | |
| Keithley 660A | Multimeter | Differential voltmater | 1968 | (?) |