Hammond organ serial number dating
Transistor spinet organ with drawbars, in some extent, corresponded to a kind of successor of L-100 series tonewheel spinet organ, although its new drawbars arrangement is slightly exotic; its upper manual has normal nine drawbars; on the other hand, lower manual has only two 8' drawbars with sawtooth.
However, Hammond Organ Company did not adopt these on main products until the late-1960s, except for S series chord organ (1950–1966) and "Solo Pedal Unit" on RT series and D-100 (1949–1969). Although Novachord itself is not referred to as an electronic organ, its basic design became mainstream, being implemented in electronic organs and polyphonic synthesizers during 1940s-1970s.This page has been designed to help individuals find the model and serial number plate on the Hammond Organ instrument.Also one might make a determination by comparing to a picture of a unit or one might eliminate a model possibility just by looking at a picture.Although there are five revisions of units, these are interchangeable on all RT series consoles.Entry-level all-tab transistor spinet organ, no tonewheels.
Also up to that time, the serial and name plates were either a metal or heavy plastic material.