The Samson SAMD1PRO is a rugged, single-channel passive direct box designed to deliver clean, high-quality audio signals for both live performances and studio recording. It's all-metal construction protects against physical damage, while the Mu-Metal shielded STLX transformer ensures natural instrument tone with minimal interference. Featuring selectable attenuation pads and a ground lift switch, the SAMD1PRO adapts easily to different signal levels and eliminates unwanted noise. With versatile input, through, and balanced XLR output connections and no power needed, it’s a reliable, easy-to-use solution for connecting instruments to mixing consoles or recording equipment.

Rugged All-Metal Construction

Built to withstand tough live and studio environments, the durable metal housing protects the unit from contact and damage.

Mu-Metal Shielded STLX Transformer

Specially designed to handle high signal levels while reducing interference, this transformer preserves the natural tone of your instrument for clear, high-fidelity sound.

Selectable Attenuation Pads (-15 dB / -30 dB)

Allows you to adjust the input signal level to match either line or speaker level sources, preventing distortion and ensuring optimal signal quality.

Ground Lift Switch

Eliminates hum and buzz caused by ground loops, providing a cleaner audio signal.

Versatile Connectivity

Includes a 1/4 inch TS unbalanced input, 1/4 inch TS thru output for signal passthrough, and a balanced XLR 3-pin output for connection to mixing consoles or recording devices.

Passive Design No Power Required

Operates without batteries or external power, offering simple and reliable performance anywhere.