The 578B is a multifunctional microwave frequency counter. The 578B is not only able to perform frequency measurements but can tune and phase lock an external signal source over a wide range of frequencies.
Item | Description | |
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EIP 590 | Frequency Extension Cable set for 538, 548, 578 series counters with external mixing capability. Option 91 adds 26.5 to 40 GHz remote sensor. |
EIP 578B