Carl, Try Dmitry Dolotov at LONIIS St Petersburg. He runs a lab specialising in testing local end signalling systems. Tel +7-812-296-3883
email <[email protected]> Jerry Roberton EMEA Homologation NET Europe Ltd Crawley,UK ps Carl your email address as posted, does not work. Carl Butler wrote: > Dear All, > > Does anybody have any information on the type approval specifications for > the connection of 2-wire analogue terminal equipment for Russia. In > particular I am trying to find; > > A reference for the applicable specification and where it may be > obtained > The on-line impedance (600R ???) > The correct DTMF signalling levels to line > SLR/RLR values for handset telephony > Details of the artificial line segments > > Any information received would be greatly appreciated. > > Carl Butler > Product Development Engineer > Lamatec Designs UK > > e-mail: [email protected]
