Alpha Delta Model Delta-4B - 4 Position Coaxial Antenna Switch, UHF
They are built with powder coated cases and are designed with micro-strip constant impedance cavity construction for best performance. They have a precision internal rotating mechanism with positive detent action for exact switch position indication.
These can be used to run 4 radios and 1 antennas or 4 antenna and 1 radio
Antenna Switch Positions: 4-port
Switch Impedance: 50 ohms
Connector: UHF Female (SO-239)
High Strength Solder Connections
Built In ARC-Plug (tm) Surge Protector
designed for low loss performance
Size : 5.250 (W) x 3.500 (H) x 1.250 in.(D) excluding connectors and knob
Switch Insertion Loss: Less than 0.10 dB
All Ports Grounded Position: Yes
Power Rating (0 to 30 MHz): 1,500 Watts PEP/1,500 CW
Rated through 500 MHz 0.10 dB loss to 30 MHz, less than 0.5 dB through 450 MHz
Note: When placed in the "COM" position, all switch positions are grounded. When a port is selected, that port is un-grounded while all other ports remain grounded.