WR90S1-4321

SPnT Waveguide Switch

Overview

Part Number : WR90S1-4321

The WR Series part number WR90S1-4321 SPDT Waveguide switch is ideal for 8.2-12.40GHz applications with 1.15 VSWR performance and 50 Ohm impedance. It features Latching actuator, 28 VDC coil voltage, and Waveguide Channels connector, and it requires 24V~30V voltage supply. Additionally, it has No circuit options drive circuit options, Indicators and special options.

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Product Specifications

Frequency GHZ

VSMR

(MAX)

Isolation dB

(min)

Insertion Loss dB

(max)

Coil Voltage

Circuit Options

Actuator Type

Indicators

Connector

Operating

Temperature

8.2 to 12.40GHz

1.15

60dB

.10dB

28 VDC

None

Latching

indicators

Waveguide Channels

-54°C ~ 85°C

Features & Specifications

Operating Voltage:
28 Vdc (24-30 Vdc)
Coil Current (max. @ nom. Vdc & 20°C)*:
28 Vdc 350 mA

Switching Time:
100 ms maximum (WR 28 thru WR 90)
200 ms maximum (WR 112)
Operating Temperature:
-54ºC to +85ºC
Mechanical Life Cycles:
200,000 minimum
Nominal Weight:
10.58 oz. (300 g.) for WR 28 thru WR 90
17.64 oz. (500 g.) for WR 112

IEEE Frequency Bands

X-Band Ku-Band

Markets

Defense Aerospace Communications

Resources

Dow-Key Switches Product Catalog

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A Guide to RF Switching Systems Article

R461 Series High Repeat Switch Datasheet

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DKM RoHS Compliance Declaration 2021

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Featured Brand

Founded in 1945, Dow-Key is the oldest continuously operating RF switch manufacturer in the United States. We employ our decades of experience to deliver the world’s most innovative switching components, specializing in the design and manufacture of customized, high-performance coaxial switches, waveguide switches and high-reliability (space) switches, including T-switches and switch blocks.

As the world’s largest manufacturer of electromechanical RF switches and devices, Dow-Key remains committed to providing unparalleled customer service, competitive pricing, on-time delivery, and enduring product quality.

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