Thread: What's on TPTV
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Old 22nd Jan 2021, 11:49 am   #43
peter_scott
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Default Re: What's on TPTV

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Originally Posted by peter_scott View Post
Further to my search for information about BTL's premises at the Crystal Palace I came across a rather interesting photo showing the South Tower that BTL used for their aerials when testing the experimental 180 line and 240 line transmissions. What do you think is happening in the photo?

The answer is not obvious but none the less interesting.

Peter
It would appear that the periscope was a German device. There is more about it here.

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