Agilent HP 788C Directional Coupler with built-in crystal detector. 3.7 - 8.3 GHz. Type N input/output. BNC at the coupler arm (DC out from the crystal detector).
Agilent HP 8447F / 010 - 0.1 to 1300 MHz Dual Amplifier. Combines 8447D preamplifier and 8447E Power Amplifier into a single package. Type N connector option.
Krohn-Hite 3384 8-Pole, Four Channel 200 kHz High Pass / Low Pass Butterworth/Bessel filter. Includes option 002 which extends low end cutoff to 0.005Hz.
Aeroflex API Weinschel 8210A-1 GPIB Attenuator / Switch Controller. Designed to interface with Weinschel's line of intelligent programmable attenuators and other electromechanical devices. Includes AC adapter and ribbon cable.