Keithley: Difference between revisions

Latest revision as of 04:28, 5 December 2024

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	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	(?)

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 * [http://www.radiomuseum.org/dsp_hersteller_detail.cfm?company_id=8684 Keithley @ radiomuseum.org]
 * https://www.tek.com/keithley
+==Instruments==
+<gallery widths="150" heights="180">
+Keithley 160 1.jpg           | [[Keithley 160 |Keithley 160<br />3½-digit DMM]]
+Keithley 175a 1.jpg          | [[Keithley 175A|Keithley 175A<br />4½-digit TRMS DMM]]
+Keithley 177 front.jpg       | [[Keithley 177 |Keithley 177<br />4½-digit Microvolt DMM]]
+Keithley 179 front.jpg       | [[Keithley 179 |Keithley 179<br />4½-digit TRMS DMM]]
+Keithley 181 1.jpg           | [[Keithley 181 |Keithley 181<br />5½-digit Digital Nanovoltmeter]]
+Keithley 182 1.jpg           | [[Keithley 182 |Keithley 182<br />6½-digit Sensitive Voltmeter]]
+Keithley 191 front panel.jpg | [[Keithley 191 |Keithley 191<br />5½-digit DMM]]
+Keithley 192 front panel.jpg | [[Keithley 192 |Keithley 192<br />6½-digit DMM]]
+Keithley 193A 1.jpg          | [[Keithley 193A|Keithley 193A<br />6½-digit System DMM]]
+Keithley 195 front.jpg       | [[Keithley 195 |Keithley 195<br />5½-digit DMM]]
+Keithley 195A front.jpg      | [[Keithley 195A|Keithley 195A<br />5½-digit DMM]]
+Keithley 196 1.jpg           | [[Keithley 196 |Keithley 196<br />System DMM]]
+Keithley 197 front.jpg       | [[Keithley 197 |Keithley 197<br />5½-digit Microvolt DMM]]
+Keithley 199 Ohms open.jpg   | [[Keithley 199 |Keithley 199<br />5½-digit DMM/Scanner]]
+Keithley 220 front.jpg       | [[Keithley 220 |Keithley 220<br />Programmable Current Source]]
+Keithley 224 front.jpg       | [[Keithley 224 |Keithley 224<br />Programmable Current Source]]
+Keithley 227 front 1.jpg     | [[Keithley 227 |Keithley 227<br />Current Source]]
+Keithley 230 1.jpg           | [[Keithley 230 |Keithley 230<br />Programmable Voltage Source]]
+Keithley 244 0.jpg           | [[Keithley 244 |Keithley 244<br />Negative HV Source]]
+Keithley 263 front.jpg       | [[Keithley 263 |Keithley 263<br />Programmable Calibrator/Source]]
+Keithley 414A front.jpg      | [[Keithley 414A|Keithley 414A<br />Analog Picoamperemeter]]
+Keithley 480 1.jpg           | [[Keithley 480 |Keithley 480<br />Digital Picoamperemeter]]
+Keithley 485 front.jpg       | [[Keithley 485 |Keithley 485<br />Digital Picoamperemeter]]
+Keithley 502 open.jpg        | [[Keithley 502 |Keithley 502<br />Analog Milliohmmeter]]
+Keithley 580 front.jpg       | [[Keithley 580 |Keithley 580<br />5½-digit Digital Microohmmeter]]
+Keithley 600a 1.jpeg         | [[Keithley 600A|Keithley 600A<br />Analog Electrometer]]
+Keithley 602 1.jpeg          | [[Keithley 602 |Keithley 602<br />Analog Electrometer]]
+Image needed.jpg             | [[Keithley 610 |Keithley 610<br />Analog Electrometer]]
+Keithley 610B front.jpg      | [[Keithley 610B|Keithley 610B<br />Analog Electrometer]]
+Keithley 610C front.jpg      | [[Keithley 610C|Keithley 610C<br />Analog Electrometer]]
+Keithley 614 1.jpeg          | [[Keithley 614 |Keithley 614<br />Digital Electrometer]]
+Keithley 615 1.jpg           | [[Keithley 615 |Keithley 615<br />Digital Electrometer]]
+Keithley 616 1.jpeg          | [[Keithley 616 |Keithley 616<br />Digital Electrometer]]
+Keithley 617 1.jpeg          | [[Keithley 617 |Keithley 617<br />Digital Electrometer/Source]]
+Keithley 660A 1.jpg          | [[Keithley 660A|Keithley 660A<br />Differential Voltmeter]]
+</gallery>
 {{Products|Keithley}}