Preamps, Distribution, Line Amps

Radio Design Labs' ST-VCA3 is used in applications requiring smooth audio level control from a remote control panel, potentiometer or dc voltage (0 to 10 V). Installation in series with the audio input of a power amplifier allows remote co ...

The Sonifex RB-AES4B3 is a passive, quad “one-to-three” splitter housed in a 19” rack. Each bank is designed to split a single AES3ID digital audio source to up to three destinations using female BNC connectors. Particularly useful i ...

The Rolls MB15 ProMatch is a line level converter that converts consumer stereo RCA signals to balanced XLR professional line level. It is also ideal for video duplication and audio recording studio applications. The audio device has two X ...

An 8-channel mono, or 4-channel stereo distribution amplifier, the RA163 is designed especially for the contractor/install market. The unit's outputs are engineered to drive high-level balanced lines in a sound distribution system. The rea ...

The Rolls MP13 is designed to provide simple, inexpensive microphone preamplification for a variety of applications. The unit has both XLR and 1/4" inputs and outputs, a single Gain control with a Clip LED indicator, and Phantom powering i ...

When you need to patch together multiple processors for just one track, the endeavor can be costly, confusing, and frustrating. Instead, you should consider the dbx 286s, a full-featured channel strip processor that delivers a studio-quali ...

The TX-A2D from Radio Design Labs is the ideal choice in installations requiring passive isolation and level attenuation between a professional balanced line-level stereo source and consumer equipment unbalanced inputs. The TX-A2D is a com ...

A Classic Tube Microphone Preamp and 1176-Style Compressor in a Single Unit. - Universal Audio's 6176 Vintage Channel Strip combines the alluring, all-tube sounds of the legendary Bill Putnam-designed 610 microphone preamp, with the signat ...

Radio Design Labs' TX-8A is a great choice in many applications requiring superior quality transformer coupling between the output of a 4 or 8 Ohm power amplifier and the input of an audio mixer or amplifier. A front-panel LEVEL control al ...

Radio Design Labs' STA-1 is a dual-channel line amplifier with bridging inputs, adjustable gain or loss, and low impedance outputs. Each of the two identical circuits are both an electronic line transformer and a line amplifier. Hook up th ...

Radio Design Labs' TX-LC2 is part of the group of versatile TX series products from Radio Design Labs. The TX series feature the advanced circuitry for which RDL products are known, combined with durable, quality connectors. The ultra-comp ...

The CLEANBoxPro provides two channels of unbalanced to balanced level conversion and two channels of balanced to unbalanced level conversion in a rugged, compact, and portable unit. Balanced lines offer increased immunity to external elect ...

The rack-mountable Matchbox HD is the new high performance version of the industry¹s most popular analog level and impedance converter. Matchbox HD offers a true 100 dB S/N ratio, with 22 dB of headroom to yield 122 dB of dynamic range. I ...

Radio Design Labs' STM-3 is part of the group of "STICK-ON" products from Radio Design Labs. The STM-3 is a quality microphone preamplifier designed for use in commercial sound, broadcast, and recording applications. Its compact size makes ...

Get the most out of your passive dynamic or ribbon microphone with the phantom-powered R-DB20 signal booster and impedance buffer. Place the dBooster between any passive microphone and the input to your preamp, DAW, or audio interface and ...

The TX-1W is the ideal choice in on-site installations where the central telephone switching unit needs to be fed with music, voice or combined music/voice signals. There is a wide variety of telephone instruments in use. When a caller is ...

The Rolls DA134 is a four channel RCA distribution amplifier with RCA and 1/8” inputs that can be switched from mono or stereo. The DA134 Distribution Amplifier will distribute a mono signal to eight outputs, or a stereo signal to four s ...

The Whirlwind LM2 Level Matchers are unique, high quality solutions for converting analog audio levels and impedances between –10 dBV "consumer" or "semi-pro" (also known as IHF standard) unbalanced equipment and +4 dBm balanced professi ...

The EZ-MPA2 is a stereo microphone preamplifier with front-panel volume controls and audio level metering. A front-panel switch engages audio compressors to control overloads and clipping during high level audio bursts or peaks from the mi ...

The USB Dual Pre is a full-featured high quality dual portable preamplifier and computer interface packed into a compact rugged case. It is designed to work over a wide variety of applications from remote field recording to desktop/studio ...

Cloudlifter CL-2 2-channel Mic Activator is a simple, compact solution for common audio problems faced in the field and in the studio. Designed for passive dynamic principle microphones - including ribbons- the CL-2 safely uses any 24-48v ...

Record players require special equalization because of the frequency response of recording on vinyl. The VP29 equalizes and amplifies the phono signal to a clean, and full line level for professional amplification. Features RIAA EQ RCA inp ...

Radio Design Labs' FP-MP1 is the ideal choice in most applications requiring a preamp. RDL’s exclusive low noise discrete circuitry produces studio quality low noise performance in an economical preamplifier. The XLR and plug-in terminal ...

The Radial Engineering J+4 is a stereo interface designed to accept consumer level -10 dB unbalanced high impedance signals and convert them to +4 dB balanced low impedance signals for easy manipulation in professional level environments s ...