067-0561-01
The Tektronix 1980 Test Fixtures Catalog describes the 067-0561-01 as:
Test Display Generator. A ramp/staircase generator use for testing storage monitors such as the Tektronix Type 601, 611, and 613.
The Tektronix 1980 Test Fixtures Catalog describes the 067-0561-01 as:
Test Display Generator. A ramp/staircase generator use for testing storage monitors such as the Tektronix Type 601, 611, and 613.
