Agilent Technologies 6621A Operating Manual page 20

Output Impedance:
Approximated by a resistance in parallel with an inductance (see graphs in Figure 1-7). The values for each output are:
40 W Low Voltage
0.15Ω, 2.0µH
Safety Agency Compliance:
This series of power supplies is designed to comply with the following standards: IEC 348, UL 1244, and
CSA 22.2 No. 231.
Dimensions: (all models)
Height = 132.6 mm (5.22in.)
Width = 425.5 mm (16.75in.)
Depth = 497.8 mm (19.6in.)
Weight: (all models):
Net Weight = 17.4 kg (38 lb.)
Shipping Weight = 22.7 kg (50 lb.)
20 General Information
Table 1-3. Supplemental Characteristics (continued)
40 W High Voltage 80 W Low Voltage
0.3 Ω, 5 µH 0.15 Ω, 0.8 µH
80 W High Voltage
0.5 Ω, 3 µH