Ventura, California – April, 2001 — Dow-Key Microwave (a subsidiary of Dover Corp., NYSE:DOV), IS AN ISO 9001 certified manufacturer Of electromechanical coaxial and waveguide switches, Switch Matrices, Integrated Modular Assemblies and related passive components. Its” newest product (P/N 567-5308) is a Micro Miniature Radial Multi-position (SP3T to SP6T) Switch that performs tip to 18 GHz. DC Characteristics include 24-32 VDC (28 VDC nominal operating current is 130 mA typical @ 20ºC), The switch is equipped with an actuator, providing a “normally open” mode of operation. Switching time is 15 Ms.

This extremely small switch provides, a basic building black for the manufacture of VXI and PX1 microwave switch modules. Up to 7 switches can be housed in a single C size VXIbus card slot. Due to its small size the cards can be designed with front panel plug-in switches. This plug-in concept allows the user to replace a switch without service interruption in other segments of the card. Specifications:

Frequency Range(GHz) DC – 3 3-8 8-12.4 12.4 – 18
VWR (max ) 1.20:1 1.30:1 1.40:1 1.50:1
Insertion Loss(max.) 0.20 dB 0.30 dB 0.40 dB 0.50 dB
Isolation (Min ) 80 dB 70 dB 60 dB 60 dB
RF POWER, WCW 50 35 25 10

Dow-Key”s product line of switches range from single-pole single-throw to single-pole 14-throw as well as Transfer, Inline models, Waveguide designs, Switch Matrices, Integrated Modular Assemblies, and related passive components. For more information, call the Dow-Key Sales Department at, (805) 650-0260 or visit our web site at https://www.dowkey.com