Category Archives: bench
How to Test DC Bench Power Supply Stability
Use separate checks for line regulation, load regulation, ripple, transient recovery and long-term drift. A [...]
800V DC Power Supply Comparison: ETOMMENS, Keithley and GW Instek
The eTM-8006 lists 800V, 6A and 4800W. Keithley 2260B-800-2 and GW Instek PSW 800-2.88 list [...]
How to Choose a Variable High Voltage DC Power Supply
Select voltage, current and continuous power at the real operating point, then verify output insulation, [...]
Where to Buy a Variable DC Bench Power Supply: Buyer Checklist
Buy from a source that can identify the exact model, provide current specifications and support [...]
How a Variable DC Bench Power Supply Regulates Current
The current limit is a ceiling in CV operation. If the load demands more current, [...]
Analog vs Digital Control in a Variable Bench Power Supply
Analog/digital control, linear/switching conversion and display type describe different aspects of a supply. Digital controls [...]
5 DC Bench Power Supply Options for 2026: How to Choose
Compare five documented options by channel count, operating envelope and control needs. This is an [...]
How to Reduce Noise in a Switching DC Bench Power Supply
First distinguish electrical ripple from fan noise and measurement artefacts. Measure with a suitable probe [...]
Short-Circuit Protection in a High Voltage DC Power Supply
Protection may limit current, shut down or require a reset. Output capacitance can release stored [...]
High Voltage DC Power Supply Faults: Safe Diagnostic Checks
Start with output disabled: check input compatibility, load demand, external wiring, settings and error indications. [...]