Type-N female connectors

SMA female connectors

0-7.5 db (.5 db steps) programmable atten., dc-4GHz, stand deleted

0-11dB programmable step attenuator, 0-18GHz

Type-N female connectors

SMA female connectors

APC-7 connectors

5 volt operation instead of std 24 volt

10-Pins connector with a 10-Pins through-hole to 14-Pins dip plug cable

24 Vdc supply voltage

Viking connector with Viking to bare wire cable

English user manual, printed

Add internal diodes to protect drive input

Burn-in tests per GDE Drawing 6010205

0-11dB prog step Atten, DC-18 GHz, sealed for humidity and salt per MIL-202

0-11dB prog step Atten, DC-18.5 GHz, sealed for humidity and salt per MIL-202

Std Lab Accredited Cal for VSWR equal-to or less-than 1.02 at 50MHz, all steps both ports

Commercial calibration certificate with test data

Shell model for special options to the 8494H