164 Series SPDT Switch The DowKey 164 Series has all connectors and the actuator assembly mounted on the same plane so that the switch can be flush-mounted on a panel or cabinet wall. With good performance to 1 GHz, these switches have numerous general purpose uses. Typical applications for the 164 Series include: • Military Communications • Test Equipment • Magnetic Resonance Imaging Equipment • Video and RF Switching DowKey® 164 Series SPDT Switch RF Characteristics Specifications : Operating Voltage: (across temperature range) 12 Vdc (11-14 Vdc) 28 Vdc (24-32 Vdc) Coil Current (Nominal): 12 Vdc 172 mA 28 Vdc 96 mA Operate Time: 20 mS maximum Operating Temperature: 0ºC to +65ºC Mechanical Life, Cycles: 1 x 106 minimum Nominal Weight: 4.5 oz., (127g.) Frequency MHz VSWR (max) Isolation dB (min) Ins. Loss dB (max) RF Power Watts (CW) 0-50 50-100 100-200 200-400 400-1,000 1.03 1.05 1.07 1.12 1.20 50 50 45 40 30 0.03 0.04 0.05 0.10 0.15 150 150-125 125-100 100-75 75-50 Connectors and Part Numbers Nominal Coil Voltage Connector Type 164 Series 12 Vdc 28 Vdc 115 Vac BNC BNC BNC 164-2202 164-2302 164-2602 12 Vdc 28 Vdc 115 Vac TNC TNC TNC 164-2203 164-2303 164-2603 86 DowKey Microwave Corporation 1667 Walter Street, Ventura, California 93003 (805) 650-0260 • FAX (805) 650-1734 164 Series Mechanical Electrical 87 DowKey Microwave Corporation 1667 Walter Street, Ventura, California 93003 (805) 650-0260 • FAX (805) 650-1734