Marshall JTM 45
... that the Marshall JTM 45 was based on the Fender Bassman, but had different harmonic content because of increased feedback?
... that the <b id="mwBtI"><a class="mw-redirect" href="./Marshall_JTM_45" id="mwBtM" rel="mw:WikiLink" title="Marshall JTM 45">Marshall JTM 45</a></b> was based on the <a href="./Fender_Bassman" id="mwBtQ" rel="mw:WikiLink" title="Fender Bassman">Fender Bassman</a>, but had different harmonic content because of increased <a href="./Feedback#Electronic_engineering" id="mwBtU" rel="mw:WikiLink" title="Feedback">feedback</a>?