874-LV
The General Radio 874-LV Micrometer Vernier Attachment was introduced in Catalog M (1951) and remained available through Catalog U (1970). It attaches to a slotted line such as the 874-LB or 874-LBA to increase measurement resolution.
The General Radio 874-LV Micrometer Vernier Attachment was introduced in Catalog M (1951) and remained available through Catalog U (1970). It attaches to a slotted line such as the 874-LB or 874-LBA to increase measurement resolution.