90672 Antenna Bridge

This is a James Millen No. 90672 Antenna Bridge for measuring impedance in the range of 5 to 500 ohms for unbalanced input and 20 to 2000 ohms for balanced input (using a 4:1 balun) at radio frequencies up to 200 mc. The 90672 was designed to use a grid dip meter as a signal source.

Photo provided by Mike Warren W5MAZ

Previous Picture
Return to Main Page
Next Picture