Line Amps, Level-Matching Amps

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ART CLEANBOX-PRO CLEANBox Pro 2-Channel Level Converter

ART CLEANBOX-PRO CLEANBox Pro 2-Channel Level Converter

ART's 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 ...
$69.00 List Price: $89.00You Save 22%
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RDL STUMX3 ST-UMX3

RDL STUMX3 ST-UMX3

Radio Design Labs' ST-UMX3 is a three-channel audio mixer for combining mic-level or line-level signals to a single output. A MIC / LINE switch is provided for each input. A separate MIC / LINE switch selects the output level. Each input ...
$144.02 List Price: $192.66You Save 25%
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RDL STUBA2 ST-UBA2

RDL STUBA2 ST-UBA2

Radio Design Labs' ST-UBA2 is used in any application requiring conversion from unbalanced consumer format signals to professional +4 dBu. It may be used to balance audio from CD players, cassette decks, computer sound cards, televisions, ...
5.0 / 5 ★★★★★
$162.99 List Price: $218.01You Save 25%
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Ebtech LLS2XLR Line Level Shifter, 2 Channel with XLR Jacks

Ebtech LLS2XLR Line Level Shifter, 2 Channel with XLR Jacks

The Line Level Shifter is designed to increase or decrease signal voltage (-10dBV and +4dBu) without adding noise. The Line Level Shifter also converts back and forth between balanced (+4dBu) and unbalanced (-10dBV) signals automatically. ...
$105.00 List Price: $210.00You Save 50%
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Radial Engineering J+4 Active Stereo Interface

Radial Engineering J+4 Active Stereo Interface

The Radial Engineering J+4 is a stereo interface designed to accept consumer level -10dB unbalanced high impedance signals and convert them to +4dB balanced low impedance signals for easy manipulation in professional level ...
$229.99 List Price: $260.00You Save 12%
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RDL STA1M STA-1M

RDL STA1M STA-1M

Radio Design Labs' STA-1M allows bridging any audio line, adjusting the gain, and driving a balanced or unbalanced line. The circuit design allows the input to accept either balanced or unbalanced signals, of either high or low impedance. ...
$115.39 List Price: $154.35You Save 25%
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RDL TXLC2 TX-LC2

RDL TXLC2 TX-LC2

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 ...
$103.26 List Price: $138.12You Save 25%
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Rolls MB15-B Dual Stereo Matchbox Converter

Rolls MB15-B Dual Stereo Matchbox Converter

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 ...
$56.00 List Price: $90.00You Save 38%
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Sescom SES-AUD-RCA-XLR RCA Unbalanced to XLR Balanced Audio Converter

Sescom SES-AUD-RCA-XLR RCA Unbalanced to XLR Balanced Audio Converter

The Sescom SES-AUD-RCA-XLR is a single channel unbalanced to balanced prosumer audio converter. Housed in a robust anodized aluminum enclosure with Neutrik chassis mount XLR and a recessed Neutrik RCA, this converter delivers incredible ...
$46.95 List Price: $50.95You Save 8%
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RDL TX-A2D 2 Channel Balanced to Unbalanced Stereo Audio Converter

RDL TX-A2D 2 Channel Balanced to Unbalanced Stereo Audio Converter

Radio Design Labs' TX-A2D 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 ...
$112.32 List Price: $150.25You Save 25%
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Rolls DB226  Stereo Line to Balanced Mono Converter

Rolls DB226 Stereo Line to Balanced Mono Converter

The Rolls DB226 is a small adapter with an all metal chassis. Designed to convert a stereo line level signal to a balanced mono output. The DB226 can also convert a balanced mono input to a mono RCA output.Rolls DB226 Features: Plugable ...
$69.00 List Price: $90.00You Save 23%
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Aphex 124B 2 Channel Audio Level Interface

Aphex 124B 2 Channel Audio Level Interface

The industry standard for interconnecting Consumer and Pro level stereo audio equipment. Allows use of consumer (–10dBv) gear with pro (+4 or +8dBm) systems Two-way buffer so consumer and pro systems can operate properly Acts as a ...
$299.00 List Price: $349.00You Save 14%
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RDL STVCA3 ST-VCA3

RDL STVCA3 ST-VCA3

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 ...
$128.87 List Price: $172.39You Save 25%
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Henry Engineering MATCHBOX-HD Bi-Directional Stereo Level & Impedance Interface

Henry Engineering MATCHBOX-HD Bi-Directional Stereo Level & Impedance Interface

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. ...
$187.32 List Price: $225.00You Save 17%
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RDL FP-BUC2 Balanced to Unbalanced Converter

RDL FP-BUC2 Balanced to Unbalanced Converter

Radio Design Labs' FP-BUC2 is a great choice for connectorized conversion from balanced to unbalanced audio. This module features two identical active (transformerless) channels. Gold contact XLR jacks are utilized for the balanced input ...
$186.97 List Price: $250.10You Save 25%
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Sonifex RB-UL4  Redbox Quad Stereo Unbalanced-Balanced Converter

Sonifex RB-UL4 Redbox Quad Stereo Unbalanced-Balanced Converter

Sonifex's RB-UL4 is a 1RU rack-mount quad stereo unit for interfacing domestic or semi-professional unbalanced equipment to professional balanced line levels.All connections are on the rear panel.  The eight RCA unbalanced inputs have ...
$520.29
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RDL FP-DFC2 Digital Audio Format Converter, 24/192

RDL FP-DFC2 Digital Audio Format Converter, 24/192

The Radio Design Labs FP-DFC2 is part of the group of versatile FLAT-PAK products from Radio Design Labs. The unique FLAT-PAK case can be directly screwed or bolted to cabinets or shelves. Optionally available rack-mounting accessories ...
$456.15 List Price: $653.78You Save 30%
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RDL STA2A STA-2A

RDL STA2A STA-2A

Radio Design Labs' STA-2A is a dual-channel, line-level audio preamplifier. Each channel is identical. The audio inputs are bridged at 20 kW and accept either an unbalanced or a balanced audio signal. Gain is adjustable from unity gain to ...
$165.68 List Price: $221.62You Save 25%
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RDL STA1 STA-1

RDL STA1 STA-1

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 ...
$157.82 List Price: $211.12You Save 25%
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RDL FP-UBC2 Unbalanced to Balanced Converter

RDL FP-UBC2 Unbalanced to Balanced Converter

Radio Design Labs'  FP-UBC2 is the ideal choice for connectorized conversion from unbalanced to balanced audio. This module features two identical channels. Gold-plated phono jacks are utilized for each unbalanced input channel. Each ...
$187.52 List Price: $250.85You Save 25%
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Whirlwind LM2B  Line Driver, 2ch MXLR-RCA

Whirlwind LM2B Line Driver, 2ch MXLR-RCA

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 ...
$130.00 List Price: $185.20You Save 30%
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Rolls DB24 2-Channel Stereo Direct Interface

Rolls DB24 2-Channel Stereo Direct Interface

Introducing the new DB24 Stereo Direct Interface. This unit is a two channel isolation device designed to connect high impedance devices to low impedance. The unit is completely passive, and utilizes Rolls proprietary audio transformers ...
$69.00 List Price: $90.00You Save 23%
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Sescom SES-AUD-XLR-RCA  XLR Female Balanced to RCA Unbalanced Audio Converter

Sescom SES-AUD-XLR-RCA XLR Female Balanced to RCA Unbalanced Audio Converter

The Sescom SES-AUD-XLR-RCA is a single channel balanced to unbalanced prosumer audio converter. Housed in a robust anodized aluminum enclosure with Neutrik chassis mount XLR and a recessed Neutrik RCA, this converter delivers incredible ...
$46.95 List Price: $50.95You Save 8%
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Ebtech LLS8 8-channel Line Level Shifter, 1/4" Connectors

Ebtech LLS8 8-channel Line Level Shifter, 1/4" Connectors

What do you do when you need to connect a low volume -10dBV output (like cassette deck, CD player or synthesizer) into a high volume, +4dBu input (like a multi-track recorder or DAT machine)? What you need is a Line Level Shifter from ...
$303.00 List Price: $606.00You Save 50%
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