Variable delay system having a plurality of successive delay sections each of a value one-half that of the preceding section

Claim 1

AN ELECTRONICALLY VARIABLE DELAY SYSTEM FOR DELAYING A SIGNAL COMPRISING: A PLURALITY OF SUCCESSIVE DELAY SECTIONS EACH OF A VALUE ONE-HALF THAT OF THE PRECEDING SECTION; A DELAY SECTION BY-PASS ASSOCIATED WITH EACH SAID DELAY SECTIONS; SWITCH MEANS CONNECTED BETWEEN EACH DELAY SECTION AND ASSOCIATED BY-PASS AND THE SUCCEEDING DELAY SECTION AND ASSOCIATED BY-PASS FOR THE SELECTIVE CASCADING OF SAID DELAY SECTIONS; MEANS FOR SETTING EACH OF SAID SWITCH MEANS IN ACCORDANCE WITH THE DESIRED DELAY, AND MEANS COUPLED TO THE LAST SUCCESSIVE DELAY SECTION AND ASSOCIATED BY-PASS FOR SELECTING THE DESIRED DELAY, MEANS FOR APPLYING SAID SIGNAL TO SAID DELAY SECTIONS AS AN FM MODULATED SIGNAL.