A propulsor engine control system (100, 200) comprising: a propulsor engine (110, 210); and a controller (120, 220) configured to: determine a frequency for a new communication session on a communication channel based on an algorithm that includes: (a) determining a seed for the new communication session based on a seed for a previous communication session; (b) applying the seed for the new communication session to a random number generator or a pseudorandom number generator to generate a number for the new communication session based on the seed for the new communication session; and (c) determining the frequency for the new communication session by scaling the number for the new communication session to a number between a minimum frequency and a maximum frequency of a predetermined frequency band, wherein the frequency for the new communication session is different than the frequency of the previous communication session; establish the new communication session via the communication channel with the propulsor engine; transmit the seed for the new communication session to the propulsor engine at the frequency of the previous communication session; and exchange information with the propulsor engine at the frequency for the new communication session via the communication channel; wherein the propulsor engine is configured to determine the frequency for the new communication session based on the algorithm and the seed for the new communication session. a propulsor engine (110, 210); and a controller (120, 220) configured to: determine a frequency for a new communication session on a communication channel based on an algorithm that includes: (a) determining a seed for the new communication session based on a seed for a previous communication session; (b) applying the seed for the new communication session to a random number generator or a pseudorandom number generator to generate a number for the new communication session based on the seed for the new communication session; and (c) determining the frequency for the new communication session by scaling the number for the new communication session to a number between a minimum frequency and a maximum frequency of a predetermined frequency band, wherein the frequency for the new communication session is different than the frequency of the previous communication session; establish the new communication session via the communication channel with the propulsor engine; transmit the seed for the new communication session to the propulsor engine at the frequency of the previous communication session; and exchange information with the propulsor engine at the frequency for the new communication session via the communication channel; wherein the propulsor engine is configured to determine the frequency for determine a frequency for a new communication session on a communication channel based on an algorithm that includes: (a) determining a seed for the new communication session based on a seed for a previous communication session; (b) applying the seed for the new communication session to a random number generator or a pseudorandom number generator to generate a number for the new communication session based on the seed for the new communication session; and (c) determining the frequency for the new communication session by scaling the number for the new communication session to a number between a minimum frequency and a maximum frequency of a predetermined frequency band, wherein the frequency for the new communication session is different than the frequency of the previous communication session; (a) determining a seed for the new communication session based on a seed for a previous communication session; (b) applying the seed for the new communication session to a random number generator or a pseudorandom number generator to generate a number for the new communication session based on the seed for the new communication session; and (c) determining the frequency for the new communication session by scaling the number for the new communication session to a number between a minimum frequency and a maximum frequency of a predetermined frequency band, wherein the frequency for the new communication session is different than the frequency of the previous communication session; establish the new communication session via the communication channel with the propulsor engine; transmit the seed for the new communication session to the propulsor engine at the frequency of the previous communication session; and exchange information with the propulsor engine at the frequency for the new communication session via the communication channel; wherein the propulsor engine is configured to determine the frequency for the new communication session based on the algorithm and the seed for the new communication session.