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HA-609A QUICK START GUIDE 

 

 

 

 

  

This is a quick start guide on using the HA-609A dual compressor/limiter unit. 
For more info on it or more tips on how to use the unit, please check 

www.heritageaudio.net

 often, and make sure to follow Heritage Audio on 

Facebook, Instagram and You Tube. 

Dec 2nd, 2019 

Rev. 1.0. 

 

 

Summary of Contents for HA-609A

Page 1: ...guide on using the HA 609A dual compressor limiter unit For more info on it or more tips on how to use the unit please check www heritageaudio net often and make sure to follow Heritage Audio on Face...

Page 2: ...ks worldwide without adjusting anything In case your country uses a different mains cable other than the one provided in the box just get the correct one and you are done Basic audio connections are j...

Page 3: ...l St Ives transformers per unit 3 per channel and tone for days Unlike vintage diode bridge designs the HA 609A has dual attack times both in the compressor and limiter sections and expanded threshold...

Page 4: ...WER ON your unit and PRESS BOTH BYPASS buttons to make sure the compressor is not activated They are of the true bypass type so audio should pass directly from input connectors to output connectors an...

Page 5: ...owerful Playing around with ATTACK and RELEASE settings will change the sound by A LOT Fast attack and releases will eat up transients more and may make your sounds less punchy but thicker and more de...

Page 6: ...ained program GAIN MAKEUP Allows for restoring the gain loss up to 2dB steps on a 41 step precision potentiometer COMPRESSION ATTACK TIME 2 different times on a push button Fast is with button pressed...

Page 7: ...eshold from 20 to 20 dBu on a 41 step precision potentiometer Ratio selectable on a rotary switch 1 5 1 2 1 3 1 4 1 6 1 Release selectable on a rotary switch 100 400 800 1500 mS A1 and A2 auto release...

Page 8: ...chase date The warranty excludes problems due to normal wear abuse shipping damage or failure to use the product in accordance with the specifications Heritage Audio shall not be liable for damages ba...

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