Television sets with only analog tuners cannot decode digital transmissions. Equipped with DiMarzio humbuckers, Gotoh tuners, and a Tune-o-matic bridge. Some digital tuners provide an analog bypass. It has black Grover tuners and white block inlay fret markers. There are two types of tuners in analog television, VHF and UHF tuners. Older television sets using rotary dial tuners required adjustment to receive these new channels. Manufacturing capacity was soon expanded to include the production of audio amplifiers and tuners. TiVo DVRs with two tuners record the top two priority programs. Ovation also pioneered with electronics, such as pickup systems and electronic tuners. Televisions with integrated digital tuners have been available for a considerable time. These machines have two independent tuners within the same receiver. Virtual strobe tuners are as accurate as standard mechanical disc strobe tuners. This simplified the implementation of remote control TV tuners. Some DAPs have FM radio tuners built in. Some MP3 players also include FM radio tuners.