HP 721A LV Regulated Current Limiting DC Power Supply. 0-10 and 0-30 ranges, 4 pre-set current limits 20, 50, 100 and 225ma. Excellent for testing transistor radios. Overall appearance is fair. Meter will not zero on either range, adjustment has no effect. No further testing. Sold as-is for parts or restoration. Approximate size 7"W, 6"D, 4.5"H. Item #9821
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