STR

Brand 15

	Title	Function	Dates_produced
	Alpha	Speaker	1974
	Beta	Speaker	1975
	Beta II	Speaker	1976
	Gamma	Speaker	1975
	Gamma II	Speaker	1975
	Omega	Speaker	1974
	Omega II	Speaker	1975
	P-10	Speaker	1974
	P-10S	Speaker	1975
	P-12	Speaker	1974
	P3	Speaker	1975
	Sigma	Speaker	1974
	Sigma II	Speaker	1975
	Theta	Speaker	1975
	Theta III	Speaker	1975