Quote:
Originally Posted by cartravision
...Something I noticed that I thought was strange, the back of the television has a 75 ohm coaxial cable tv input. I did not know cable television was available in 1972? I am only 32 years old and can remember as a kid having to buy adapters to hook cable tv to newer televisions than this through the vhf antenna input.
|
They started long before then. The first one was in 1948. There were 70 cable systems in 1952.
There were also other reasons for having a 73ohm input. See the attached image from a 1949 Sylvania manual.
John
03-09-2009, 09:03 PM
Hybrid Mode
