General Information; Attenuator Overview - Agilent Technologies 8490D Operating And Service Manual

Attenuator
Overview

General Information

The 8490D/G, 8491A/B, and 8493A/B/C are small, light-weight, low-power,
50-ohm coaxial fixed attenuators.
The attenuators cover broad frequency ranges and choice of connector types.
Each model comes with options to accommodate various attenuation values
as shown in Table 1.
Table 1 List of Coaxial Fixed Attenuators
Model Options
8490D 003, 006, 010, 020,
030, 040
8490G 003, 006, 010, 020,
030, 040
8491A 003, 006, 010, 020,
030, 040, 050, 060
8491B 003, 006, 010, 020,
030, 040, 050, 060
8493A 003, 006, 010, 020,
030
8493B 003, 006, 010, 020,
030
8493C 003, 006, 010, 020,
030, 040
The option number indicates the attenuation value. For example, option 003
indicates 3 dB attenuation, option 010 indicates 10 dB attenuation and so on.
849x and 1158x Operating and Service Manual
General Information
Frequency Range
dc to 50 GHz
dc to 67 GHz
dc to 12.4 GHz
dc to 18 GHz
dc to 12.4 GHz
dc to 18 GHz
dc to 26.5 GHz
Connector Type
2.4 mm (m), (f)
1.85mm (m), (f)
Type N (m), (f)
Type N (m), (f)
SMA 3 mm (m), (f)
SMA 3 mm (m), (f)
3.5 mm (m), (f)
1