API 550A Vintage Huntington Opamps
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API 550A Vintage Huntington Opamps
For sale is a rare vintage 500 series API Automated Processes Inc. Audio 550a 3-band equalizer with 2 Huntington N.Y. 2520 Opamps. It's fully functional and sounds excellent. Amazing analog warm tone. Serial number 617. These vintage APIs don't show up too often, don't pass this up!
API 550A Vintage Huntington Opamps
For sale is a rare vintage 500 series API Automated Processes Inc. Audio 550a 3-band equalizer with 2 Huntington N.Y. 2520 Opamps. It's fully functional and sounds excellent. Amazing analog warm tone. Serial number 617. These vintage APIs don't show up too often, don't pass this up!
