This set of 2 attenuators and 1 precision termination are used. They are fully functional within the mfg's parameters.
TME mn CFA-005
10 dB attenuator
75 ohm
HEDCO mn B7501 FT
75 ohm 0.1% termination
PASTERNACK mn PE7000-3
3 dB attenuator
75 ohm