The 8X7 amplifier cabinet switching system is a device for quckly switching between many of your amplifiers and cabinets.

The 4X4 amplifier cabinet switching system is a device for quckly switching between many of your amplifiers and cabinets.

A high quality all tube microphone preamp for professional studio recording with a tube limiter and a built-in passive EQ

A flexibe switching system for switching between two amps to a single cabinet with MIDI support.

A compact linear power supply with 10 outputs and isolated DC groups with switchable 9, 12,15,18 and 24VDC output voltages suitable for the most stompboxes.

A linear stompbox power supply with 14 outputs and isolated AC and DC groups with switchable 9VAC, 9, 12,15,18 and 24VDC output voltages suitable for the most guitar and bass effects.

A multi functional splitter, Di box, buffer, line isolator with two independent transformer galvanically isolated outputs.

A dual channel active summing mixer specially designed for the Bulgarian bagpipe players

A compact tester for testing the phase of any guitar pickup or the phase of a guitar effects