The call went by landline from the Oval Office in the White House to Mission Control in Houston. He placed a call from the White House to mission control, the handset in Houston was placed on an acoustic coupler to patch the phone to radio, then NASA transmitted the radio signal just like all of the other communications.
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The call went by landline from the Oval Office in the White House to Mission Control in Houston.
He placed a call from the White House to mission control, the handset in Houston was placed on an acoustic coupler to patch the phone to radio, then NASA transmitted the radio signal just like all of the other communications.