Dating celestion guitar speakers sex dating in windfall indiana
However, all the ones I have seen have been 15 Ohm.
They were mainly used by Selmer, probably as a successor to the T731 alnico.
T1221 is Celestion’s most legendary speaker – the classic G12M speaker with the 75Hz cone.
Ceramic speakers (aka ‘greenbacks’) first appear around late 1964 to early 1965.
The T1134 model was probably the first ‘G12H’ speaker Celestion ever made.
According to the Celestion log book, it was first introduced in Nov 1964 and has an impedance of 10-12 Ohms.
The T1221 was the stock speaker in Marshall lead guitar 4×12 cabinets (1960 model cabs) from the mid 1960’s up until the late 1970’s and was also used by many other brands at the time.
As such it is an absolute classic speaker and can be heard on countless albums.
The 6 digit code indicates what manufacturer made the speaker and when it was made. Here is a list of some of the speaker manufacturers and their EIA codes: So, the speaker in the image above would have been made by Jensen (220) during the 27th week of 1951 or 1961.