Issacr Posted February 24, 2021 Share Posted February 24, 2021 On 2/7/2009 at 10:00 AM, silversport said: Do the have screws holding the back on???...the should be Heresys - 1979 models with that "T" in the serial number...what do the tagshave on them...we can tell you more... Bill Yes the backs are assembled with Phillips cap screws the serial has an "R" in it. I bought them in 1978. Had a flood in the basement. One speaker was sitting in 4 inches of water and the paper cone was wet but not the driver.. am drying it out now and have not powered it up yet. Quote Link to comment Share on other sites More sharing options...
DarkSideOfTheStar Posted July 26, 2021 Share Posted July 26, 2021 Is the easiest way to determine Heresy I, II, III to cross check the serial and check the production date ranges? Quote Link to comment Share on other sites More sharing options...
jcn3 Posted July 26, 2021 Share Posted July 26, 2021 2 hours ago, DarkSideOfTheStar said: Is the easiest way to determine Heresy I, II, III to cross check the serial and check the production date ranges? yes, it is! Quote Link to comment Share on other sites More sharing options...
wuzzzer Posted July 27, 2021 Share Posted July 27, 2021 6 hours ago, DarkSideOfTheStar said: Is the easiest way to determine Heresy I, II, III to cross check the serial and check the production date ranges? No. The tags will say right on them what they are. Quote Link to comment Share on other sites More sharing options...
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