This is a New Lehle DC-Filter from Lehle, listed in Specialist Effects Pedals on Just Pedals. Read More below.
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The Lehle DC Filter eliminates DC voltage from analog signals. Audio signals containing DC voltage cause ugly switching noise. Now, both line and high-impedance signals are cleaned – but with no loss of sound. The DC Filter is of full stereo type, and thus filters stereo – and, of course, mono – signals. This little aid can even process balanced signals. The Lehle DC Filter is a passive filter, so it needs no power supply.
In the current JustPedals catalogue, Lehle is represented by Volume Pedals, Expression Pedals and Preamp & DI Pedals. Current listings include DC-Filter, P-Split III and Stereo Volume. That makes the range relevant to players looking for modelling, direct rigs and multi-effects. Check each model for its exact circuit or processing platform, controls, power requirements and connections, particularly where the catalogue includes both pedals and supporting gear.
Specialist effects alter the signal in ways that do not sit cleanly inside one established family. They may use granular processing, frequency shifting, resonators, freeze or sustain, bit reduction, ring modulation, feedback networks or combinations of several techniques. The relevant distinction is the underlying process, its tracking or latency, and how completely the dry signal can be blended or replaced.
Analogue products use continuous audio circuitry for some or all of the signal path, so clipping, filtering or modulation arises from physical components rather than sampled algorithms. The label does not guarantee a particular tone; component choice, headroom, bias, noise and the surrounding gain stages still matter. Check whether the switching, presets, control section or cabinet stage is digital when the exact signal path is important.
Filter effects selectively emphasise or remove parts of the frequency spectrum. Fixed, sweepable, envelope-controlled and resonant designs can create wah-like peaks, synth textures, cocked-wah tones or corrective shaping. Cut-off frequency, resonance, Q, envelope direction, sensitivity and blend determine how the filter follows the playing. Check input level and impedance, instrument compatibility and placement around fuzz or overdrive, since gain before the filter can change both tracking and intensity.
Stereo products provide separate left and right audio paths, which may widen modulation, preserve independent delays or route a pedalboard into two amplifiers or a mixer. Input and output behaviour is not always symmetrical: some units sum a stereo input, while others create stereo from a mono source. Check whether the effect collapses safely to mono, how the dry signal is routed, the socket format and the destination’s panning and phase requirements.
