Saturday, June 6, 2026
HomeMultitest plug in filters – ten plug in filters – measurements and blind testQK1 – Grid noise – 10 KHz – 1 MHz – purple = with QK1

QK1 – Grid noise – 10 KHz – 1 MHz – purple = with QK1

QK1 - Grid noise - 10 KHz - 1 MHz - purple = with QK1
White noise filter – 10 kHz – 50 MHz – QK1 (blue) – QV2 (purple)
QK1 – Grid noise – red – base – green – with QK1

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Alpha Audio - Haarlem - Netherlands

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