a telescope mounted to point only at the zenith, used at some observatories for measuring time by the stars.
Origin of zenith tube First recorded in 1830–40 Also called zenith telescope.
They rebranded tubes from a major supplier and offered them under their own brand in a similar way as Philco did. Zenith sourced their tubes mainly from
Zenith Y832 Symphonaire 8 Tube AM/FM Radio Restoration
Zenith AM / FM Radio Vintage Tube Radio Zenith by GOSHENPICKERS
Zenith C724L Vacuum Tube AM / FM Radio Vintage Mid Century
The Zenith 8u2010tube Hu2010845 AMu2010FM radio was built in 1964
This is a 1938 Zenith 12 tube model 12S266, Zenith’s most famous and collectible year
1938 Zenith 12 tube Walton model 12S232 SOLD!
1939 Zenith 12 S 370 Console Floor Tube Radio
RESTORED Antique Vintage ZENITH 5S127 TOMBSTONE Wood Tube Radio Works Perfect
Zenith Tube Radio Model C725F main picture
Vintage ZENITH Tube Radio Beautiful Wood Cabinet Model 6D525 The Toaster
Vintage 1956 Zenith Trans Oceanic Wave Magnet Tube Radio Model A600