Keithley 175A

From TekWiki
Jump to navigation Jump to search
Keithley 175A
4½-digit TRMS digital multimeter
Keithley 175A front

Produced from (?) to (?)

Manuals
Manuals – Specifications – Links – Pictures

The Keithley 175A is a 4½-digit LCD True-RMS, auto-ranging digital multimeter. It features rudimentary built-in logging capabilities and an optional GPIB interface.

Key Specifications

Voltage 200 mV to 1000 V decade ranges
Current 200 μA to 10 A decade ranges
Resistance 200 Ω to 200 MΩ decade ranges
Display 4½ digits, LCD

See also

Picture

Components

Some Parts Used in the Keithley 175A

Part Part Number(s) Class Description Used in
Motorola 6800 156-0426-00 Monolithic integrated circuit 8-bit microprocessor 021-0206-00 021-0374-00 067-0902-00 067-1137-99 222 222A 222PS 2424L 2445 2465 4051 7912 7912AD 7A16P 7A29P 7B81P 7B90P 833 834 CG5001 CG551AP CG5010 CG5011 DF1 DF2 DM5010 MI5010 SI5010 PS5004 PS5010 SG5010 Keithley 181 Keithley 175 Keithley 175A Keithley 192 Keithley 195A Keithley 197 Keithley 220 Keithley 230 Keithley 485 Keithley 580
Motorola 6820 156-0427-00 Monolithic integrated circuit "Peripheral Interface Adapter (PIA)" 021-0206-00 7A16P 7B81P 7B90P Keithley 175A Keithley 197 Keithley 485 Keithley 580
NEC μPD7225 Monolithic integrated circuit LCD driver Keithley 175A Keithley 197 Keithley 485 Keithley 580