The Roland 530 Dual VCA analog synthesizer module features: ▸ two independent VCAs with three inputs each. ▸ or use as six-input mixer/VCA. ▸ linear and exponential response. ▸ VCA overdrive with high INITIAL GAIN setting. Visit https://www.roland.com/global/products/system-500_530 for more information on the SYSTEM-500 530 Dual VCA Module. | Roland SYNTH AIRA

The Roland 512 Dual VCO analog synthesizer module features: ▸ two independent VCOs with square, saw & triangle waveforms. ▸ square wave can be PULSE WIDTH MODULATED. ▸ SYNC IN & OUT, with HARD and SOFT modes. ▸ 1V/Oct KEY inputs or MOD IN for FM synthesis. Visit https://www.roland.com/global/products/system-500_512 for more information on the SYSTEM-500 512 Dual VCO Module. | Roland SYNTH AIRA