Current Source Power Supplies : Keithley 228

The 228 Programmable Voltage/Current Source is a precision programmable source with the capacity to sink or source up to 100 watts. The constant voltage source has ranges of 1V, 10V, and 100V. The constant current source has ranges of 0.1 amp, 1 amp, and 10 amps. The actual output voltage and current are continuously monitored and displayed on the front panel. These values can also be read back over the IEEE bus. Dual 3-digit LED displays indicate programmed values in Standby and output values in Operate.

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• Model: 228
• Manufactured by: Keithley