Pronunciation: [ɹˈʌmbɐtɹˌɒn] (IPA)
Correct spelling for the English word "rhumbatron" is [ɹˈʌmbɐtɹˌɒn], [ɹˈʌmbɐtɹˌɒn], [ɹ_ˈʌ_m_b_ɐ_t_ɹ_ˌɒ_n] (IPA phonetic alphabet).