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Old 29th Dec 2009, 12:19 pm   #39
russell_w_b
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Default Re: Army Field Telephones and Compatibility?

Quote:
Originally Posted by russell_w_b View Post
Quote:
Originally Posted by GMB View Post
What's the typical order of magnitude of the voice signal on the line? (and indeed the line impedance for the audio signal)
'I measured 8V p-p for a connected type F.'
I'd better make clear that this was the p-p voltage measured when I was barking an order like 'gun-fire' or 'ranging salvos'. The maximum level, in other words: 11db up on 0-level into 600 Ohms.
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