Single-section, F type resistance pads, for insertion of fixed attenuation in 50-ohm systems and for isolation and matching to 50 ohms over a broad frequency range. Each attenuator consists of one disk and two cylindrical resistors, as shunt and series elements respectively. 50 OHM impedance, locking GR-874 connector. Sourced from military surplus lots.
General Radio Part #: 874-G10L