Keithley 192

The Keithley 192 DMM is a programmable digital multimeter.

Keithley 192

6½-digit multimeter

Produced from 1979 to (?)

Manuals

Keithley Model 192 Operator's Manual Rev.D 1980
Keithley Model 192 Instruction Manual (with schematics)
Keithley Model 192 Quick Reference
Keithley Model 192 TRMS opt. Instruction Manual
Keithley Model 1923/1923A GPIB Interface Manual (with schematics)

ROM Images

File	Pos.	Checksum
Keithley PRO-113-E7.5	U129	6ccd3daa
Keithley PRO-105-E7.5	U130	869462d1
Keithley PRO-116-E7.5	U134	063cc085

(All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

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Key Specifications

DC Voltage	200 mV to 1200 V FS in decade ranges
DC Voltage	2 V to 1000 V FS in decade ranges (Opt.1910)
Resistance	200 Ω to 20 MΩ FS in decade ranges
Resolution	6½ digits
Power	105–125 V or 210–250 V (90–11 V or 195–235 V for models with low-voltage transformer option), 50-400 Hz, ≤30W

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Links

Keithley 192 Teardown by Tony Albus @ YouTube

Documents Referencing Keithley 192

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Pictures

Display and controls
Analog board

Components

Some Parts Used in the Keithley 192

Part	Part Number(s)	Class	Description	Used in
2732		Monolithic integrated circuit	4K×8 EPROM	2445A • 2455A • 2465A • 2467 • DM5010 • Keithley 181 • Keithley 192 • Keithley 220 • Keithley 224 • TransEra 741-RTC
LM399	156-0783-00	Monolithic integrated circuit	heated zener reference	DM5120 • DM5520 • Keithley 181 • Keithley 182 • Keithley 191 • Keithley 192 • Keithley 193A • Keithley 196 • 1410 • 1411 • 1412
MC68488	156-1246-00	Monolithic integrated circuit	GPIB controller	7250 • 7854 • CG551AP • CG5001 • CG5010 • CG5011 • Keithley 181 • Keithley 192
MOS Technology 6522	156-1539-00	Monolithic integrated circuit	"Versatile Interface Adapter (VIA)"	FG5010 • MI5010 • SI5010 • Keithley 181 • Keithley 181A • Keithley 192 • Keithley 193A • Keithley 195 • Keithley 195A • Keithley 196 • Keithley 199 • Keithley 220 • Keithley 224 • Keithley 230
Motorola 6800	156-0426-00 • 156-2413-00 • 156-5472-01	Monolithic integrated circuit	8-bit microprocessor	021-0206-00 • 021-0374-00 • 067-0902-00 • 067-1137-99 • 222 • 222A • 222PS • 2424L • 2445 • 2465 • 2467 • 4051 • 7250 • 7912 • 7912AD • 7A16P • 7A29P • 7B81P • 7B90P • 833 • 834 • 835 • 836 • CG5001 • CG551AP • CG5010 • CG5011 • DF1 • DF2 • DM5010 • FG5010 • MI5010 • SI5010 • PS5004 • PS5010 • SG5010 • Keithley 181 • Keithley 182 • Keithley 175 • Keithley 175A • Keithley 191 • Keithley 192 • Keithley 195 • Keithley 195A • Keithley 197 • Keithley 220 • Keithley 224 • Keithley 230 • Keithley 263 • Keithley 485 • Keithley 580 • Keithley 617