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  1. Home Audio Subwoofers
    hey guys. I haven't been here in a loooooong time. anyway, nice to be back but I need some help. I have an ED A7S-450 sub...it's worked for many years, however, now the light on the amp is on but no sound coming from the sub. I have a feeling the amplifier burned out inside somewhere. I...
  2. DIY Repair and Maintenance
    so, the amp was rockin last week. i usually leave it on 'auto on/off'. well, one day i went downstairs after i left my apt (had the music turned off at this point). came back up 10 mins later and the red light wasn't glowing on the amp. does anyone know of a company who can repair this amp or is...
  3. Subwoofer Amps | High Pass Filters
    I read that the first generation elemental designs lt1300 plate amp has no HPF, but the second generation has a HPF at 20hz. How can you tell the two apart? Thanks
1-3 of 3 Results