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High-resolution variable capacitance control, range of adjustment from 150 pF to 1650 pF in fifteen 100 pF step.


The MPDI-4 is as musical as it is powerful and flexible, switchable -20 dB input pad and -10 dB output pad.


The UNFa-1 Accessory is an add-on to the UnFairchild 670m mkII vari-mu tube compressor/limiter and feedforward compression in M/S modes.


Undertone Audio Unfairchild 670M II 2-Channel Tube Compressor / Limiter.