Keysight 1158 Series, Operating And Service Manual, Page: 17 / 31

Keysight 849x and 1158x Operating and Service Manual 17
Table 7 Specifications for 8493C coaxial fixed attenuator
Table 8 and Table 9 apply to the following boxed sets of four attenuators.
– The 11581A attenuator set contains a 3, 6, 10, and 20 dB 8491A.
– The 11582A attenuator set contains a 3, 6, 10, and 20 dB 8491B.
– The 11583C attenuator set contains a 3, 6, 10, and 20 dB 8493C.
Attenuation Accuracy in dB
Option
[a]
DC to 18 GHz 18 to 26.5 GHz
003 ± 0.5 ± 1.0
006 ± 0.6 ± 0.6
010 ± 0.3 ± 0.5
020 ± 0.5 ± 0.6
030 ± 0.7 ± 1.0
040 ± 1.0 ± 1.3
SWR
Option
[a]
[a] Option numbers indicate the attenuation values. For example, Option 003 indicates 3 dB attenuation, Option 010 indicates 10 dB
attenuation and so on.
DC to 8 GHz 8 to 12.4 GHz 12.4 to 26.5 GHz
003 1.10 1.15 1.25
006 1.10 1.15 1.27
010 1.10 1.15 1.25
020 1.10 1.15 1.25
030 1.10 1.15 1.25
040 1.10 1.15 1.25
Maximum input power 2 W avg, 100 W pk
Connectors (50
Ω
) 3.5 mm
Dimension (length)
1-15/16 in. (33.8 mm) for Options 003, 006, 010, 020
1-7/16 in. (36.8 mm) for Options 030, 040
Diameter 5/16 in. (8 mm)