EICO Model 1025 Portable Power Supply Continuous voltage adjustment. Full-wave silicon rectifiers. Fused primary. Output: 150ma, 0-12v 200ma, 12-24v 300ma, 24-30v Separate voltmeter and ammeter. Voltmeter range: 0-6, 0-30 v Ammeter range: 0-500 ma Ripple: 0.005% at full rated load. Cabinet Size: (HWD) 3 3/4" X 8" X 4 3/4" Weight: 5 lbs $34.95 (1970)