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Y1175A Datasheet, PDF (18/19 Pages) Keysight Technologies – RF Switch Platform
18 | Keysight | L4490A/91A RF Switch Platform – Data Sheet
Table 2. Accessory selection:
Use the following table to select distribution boards, mounting brackets and switch options (continued).
Switch Description
model
84904K
84904L
84906K
84906L
84907K
84907L
11 dB max, 1 dB steps, 4 sections
90 dB max, 10 dB steps, 4 sections
70 dB max, 10 dB steps, 3 sections
84904M 11 dB max, 1 dB steps, 4 sections
84805M 60 dB max, 10 dB steps, 3 sections
84908M 65 dB max, 5 dB steps, 4 sections
8494G
8494H
8495G
8495H
8496G
8496H
8495K
8495K
11 dB max, 1 dB steps, 4 sections
70 dB max, 10 dB steps, 3 sections
110 dB max, 10 dB steps, 4 sections
70 dB max, 10 dB steps, 3 sections
90 dB max, 10 dB steps, 4 sections
Frequency range Reference
document
number1
Coil
voltage
option
DC – 26.5 GHz
DC – 40 GHz
DC – 26.5 GHz
DC – 40 GHz
DC – 26.5 GHz
DC – 40 GHz
DC – 50 GHz
5963-6944
24 V
(stan-
dard)
5988-2475EN 024
DC – 4 GHz
DC – 18 GHz
DC – 4 GHz
DC – 18 GHz
DC – 4 GHz
DC – 18 GHz
DC – 26.5 GHz
DC – 26.5 GHz
See footnote 3, 24 V
below
(stan-
dard)
Position
indicator
option
Included
Included
Included
DC connector
option
10-pin DIP
(standard)
10-pin DIP
(standard)
12-pin DIP
(standard)
Distribution
board [No.
of switches/
board]
Bracket
kit2
Y1153A [2] Y1174A
Y1153A [2] Y1174A
Y1153A [2] Y1175A
1.  Product and technical overviews for the switches and attenuators listed can be obtained by document number from the Keysight RF & Microwave Test
Accessories website. Go to http://www.keysight.com/find/accessories, select ‘RF & Microwave Test Accessories,’ and search for the document number.
Additional information can also be found in the ‘RF and Microwave Test Accessories Catalog’ accessible from this site. If viewing this document on-line, click
on the reference document link.
2.  Bracket kits apply to the L4490A and L4491A. These kits include pre-assembled control cables and hardware for mounting switches/attenuators to the
brackets and the bracket assemblies to the L4490A and L4491A RF Switch Platforms.
3.  Information on these attenuators plus additional information on other attenuators can be found in the latest version of the ‘RF and Microwave Test
Accessories Catalog.’
Related Keysight Literature
Data sheets
Keysight E2094N IO Libraries Suite 15 5989-1439EN
Keysight 34945A, L4445A, and L4490A/L4491A Configuration Guide 5989-2272EN
RF and Microwave Test Accessories Catalog 5968-4314EN
Rack Enclosures Solutions Catalog 5980-0450E