The signals are converted to radio frequencies through heterodyne circuits and then combined electronically using techniques copied from radio astronomy.

This ranges from shielding (meaning diffraction/dissipation/absorption) by the housing itself to electronically combining dual membranes.

Jane Shaw contributed what the program called a "sound design," which electronically combined her original music with remixings of compositions by David Lang and Annie Gosfield.

The phone company, with Access Plus's help, electronically combines a customer's home, office, fax, pager and voice mail numbers into a single number that the customer gives out to people.

The school held a competition between Moncrieff's students, who used the medium to electronically combine everything from photographs of costumes to stills from videotapes of performing dancers.

And instead of dividing up calls by frequency, as is done in existing cellular systems, the company plans to have each transmitter code and electronically combine calls to transmit all of them in a given area at the same time on the same frequency.

This begins with Bilstein Damptronic coil-over struts, which combine electronically adjustable damping with adjustable ride height.

They also electronically combine outgoing calls.

It then electronically combines the call with hundreds of other local calls heading in the same direction and connects all the calls to a trunk line.

(While the original soundtrack album had also been issued in mono, the version of "Hey Bulldog" used was a "fold-down" mix created by electronically combining the two channels of the stereo version, rather than a true mono mix.)