Description
The 7Z4 (CV1790) is a British full-wave rectifier valve on an octal base, used in valve receivers, military communications equipment, and specialist test instruments. The CV1790 designation indicates a military-approved equivalent meeting enhanced reliability specifications.
These New Old Stock valves are increasingly rare and are of particular interest to collectors and those restoring vintage British equipment. Verified operational and tested before despatch.
Country of origin: UK. Supplied as a single valve.
