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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Re\:\s+Ringing\s+Voltage\s+on\s+Telephone\,\s*$/: 1 ]

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1. LF: Re: Ringing Voltage on Telephone, (score: 1)
Author: "Talbot Andrew" <[email protected]>
Date: Thu, 08 Nov 2001 15:37:11 +0100
In the UK the standard capacitor is 1.8uF and maximum ringing load is 1000 ohms (REN = 4) based on old legacy system. The actual ringing voltage is 'spiky' at a PRF of 25 Hz. I'll have a look at its
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-11/msg00352.html (10,216 bytes)

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