The city has several multiplex cinemas. A local Digital Audio Broadcasting multiplex is based around Humberside. These original FM multiplex subcarriers were amplitude modulated. It is home to several restaurants, bars, a cinema multiplex and a bowling alley. HBO maintains high definition simulcast feeds of its main channel and all six multiplex channels. Residents currently have to travel to Teesside for the nearest multiplex cinema. It is also known as spectral comb filtering or wavelength multiplex visualization. This avoids the resolution limitations of multiplex PCR. The channel broadcasts on the BBC's new HD multiplex on Freeview. Fessenden would also use duplex and multiplex commutator methods. Local TV and radio is available from an additional multiplex at 42 transmitters. On 14 December 2012 the channel entered into the second digital television multiplex. The broadcasters all make use of the Digital 3&4 multiplex, shared with Channel 4. SDH can also multiplex packet based frames e.g. Ethernet, PPP and ATM. Reruns aired on Family Channel and multiplex sister channel Family Chrgd until September 2016.