Dual-Channel Balanced/Unbalanced Line Amplifier, -12 to 20 dB Gain – RDL STA-1

RDL STA-1 — Dual Balanced/Unbalanced Line Amplifier, -12 to 20 dB Gain

The RDL STA-1 is a two-channel balanced/unbalanced line amplifier designed to provide precise level control and signal conditioning across professional and consumer audio equipment. With an adjustable gain range from -12 to 20 dB, it enables accurate level matching between disparate devices and helps restore signal strength lost over long cable runs. The STA-1 addresses common installation challenges such as mismatched line levels and the need to interface balanced and unbalanced signals without introducing noise or distortion. Its dual-channel design supports stereo or two independent mono paths, offering flexibility for a variety of system layouts. This unit is suitable for live sound, installed audio, and signal distribution applications where consistent line-level control is required. The STA-1 is intended for use by field installers, OEM integrators, and MRO personnel who require dependable, repeatable level adjustment in audio systems.

Key Features:

• Dual-channel balanced/unbalanced line amplification
• Adjustable gain range: -12 to 20 dB
• Designed for line-level matching and signal conditioning

Specifications:

• Manufacturer: RDL
• MPN: STA-1
• Product type: Dual balanced/unbalanced line amplifier
• Gain range: -12 to 20 dB

Applications / Usage Context:

Use the STA-1 to match levels between mixers, processors, and consumer devices, or to boost and attenuate signals for distribution. Appropriate for field installers and low-voltage technicians, OEM customers integrating audio subsystems, and MRO teams performing maintenance and repairs.

Tri-Tek Electronics is an authorized distributor for RDL products and offers full manufacturer warranty support with nationwide availability.