Keithley 227
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The Keithley 227 is a current source. The 2271 option adds remote programmability.
Key Specifications
| Current | ±1000 mA down to ±1 µA (decade ranges) |
|---|---|
| Voltage | ±300 V (±50 V on 1 A range), adjustable down to 3 V |
| Amplifier | 0 to ±10 V input into 10 kΩ for full scale output per range, 600 Hz bandwidth |
Links
- Keithley 227 Troubleshooting by Zenwizard Studios @ YouTube
Pictures
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Components
Some Parts Used in the Keithley 227
| Part | Part Number(s) | Class | Description | Used in |
|---|---|---|---|---|
| CA3046 | 156-0048-00 | Monolithic integrated circuit | transistor array | 336 • 2211 • 4501 • 4551 • 4601 • 7104 • 7403N • 7503 • 7B53A • 7D12 • DM502 • FG501A • FG504 • S-52 • T912 • T921 • T922 • T922R • T932 • T935 • Telequipment D34 • 7603 • 7613 • 7623 • 7633 • FG507 • Keithley 227 |