Well son, back in my day...
Download the audio for this challenge here.Any phrase you hear is the password, but formatted as one word, all in lower case. For example, if you heard "this is the password", then you'd enter thisisthepassword on the challenge page.
Hint: Back in my day, we used the radio and our slow scan TVs. Now it's all this OLED malarky and my poor ol' brain can't keep up.