Yes, eliminate the Acoustic Coupler from the equation.
On 16 December 2015 at 11:03, Mark Wickens <m...@wickensonline.co.uk> wrote: > Thanks for the responses - as it happens it was more down to me not entering > the modem stat specification correctly into the terminal program. Once I got > something accepted then I heard the 'ping' of the relay to switch in the > modem circuit and was able to hear the familiar screeching via the acoustic > coupler. > > I haven't got anything to work reliably however which is a shame but it was > a long stretch. I bought a 'retro' bluetooth handset and paired it with my > mobile phone. There may be still some mileage in it but I suspect there are > too many compression algorithms in the way. > > I may need to resort to a direct connection cable or external modem instead. > > Mark. > > On 16 December 2015 at 18:30, John Gardner <gof...@gmail.com> wrote: >> >> Historically, telecom regulation in the UK was rather different >> >> than what we're used to - Television receivers required licenses, >> >> for instance. Data was charged for by the byte. I'm speculating >> >> that built-in modems may have (had) some similar dis-incentive >> >> built-in for the manufacturer or retailer. > >
