unmodulated
un mod u lat ed |ˌənˈmäjəˌlātid ənˈmɑʤəleɪdɪd | ▶adjective not modulated: an unmodulated video signal.
un |modu ¦lated |ʌnˈmɒdjʊleɪtɪd | ▶adjective not modulated.