RDL Headphone Amplifiers, Mixers

The Radio Design Labs D SERIES-HPA3 is a high efficiency 3.5 W power amplifier with one line input, an amplified output to drive a 4 or 8 ohm speaker and a separate headphone amplifier. The -HPA3 features a balanced line level input that m ...

The D-SH1M is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. It is ideally suited to applications as diverse as language translation, museums, interview studios and musi ...

Radio Design Labs' ST-SH2 is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. For fixed level installations not requiring user volume control, the ST-SH2 is wired to the a ...

The D SERIES-HA1A is a two pair receiver and audio headphone amplifier compatible with RDL Format A twisted pair products. Each -HA1A receives stereo audio and 24 Vdc power through a rear-panel RJ45 jack fed from a Format-A sender. The lef ...

Radio Design Labs' EZ-HDA4A contains four stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on front-panel MINI jacks. One stereo input signal feeds all the amplifiers. Stereo RCA jacks ...

The Radio Design Labs SF-NH1 is a network to stereo headphone amplifier. It converts two Dante network audio channels to a stereo headphone output with front-panel level adjustment. The output connects through a stereo 3.5 mm Mini-jack. Ea ...

The Radio Design Labs DB-SH1 is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. The DB-SH1 is ideally suited to applications as diverse as language translation, museums, ...

Radio Design Labs' D-SH1 is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. It is ideally suited for language translation, museums, interview studios and music stores. Th ...

Radio Design Labs' EZ-HDA4B contains four stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on rear-panel MINI jacks. One stereo input signal feeds all the amplifiers. Stereo RCA jacks, ...

Radio Design Labs' EZ-HDA6 contains six stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on rear-panel 1/4" jacks. One input signal feeds all the amplifiers. Stereo RCA jacks, a MINI j ...

The EZ-HSX4 is a stereo audio source selector with an output volume control. Line-level and headphone outputs are provided. This unit is ideal as a four-input headphone amplifier and as a source selector feeding an associated audio amplifi ...

Radio Design Labs' D SERIES-HA1A is a two pair receiver and audio headphone amplifier compatible with RDL Format A twisted pair products. Each -HA1A receives stereo audio and 24 Vdc power through a rear-panel RJ45 jack fed from a Format-A ...

The AV-NH1 is a headphone amplifier that converts two Dante network audio channels to a stereo headphone output with front-panel level adjustment. The outputs connect through a stereo 3.5 mm Mini-jack or ¼” (6.35 mm) jack. Each channel ...

Radio Design Labs' RU-SH1 is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. The module mounts in RACK-UP series rack mounts or in various RDL® mounting accessories. The ...

Radio Design Labs' DS-SH1 is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. The DS-SH1 is ideally suited to applications as diverse as language translation, museums, int ...

Radio Design Labs' DS-SH1M is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. It is ideally suited to applications as diverse as language translation, museums, interview ...

Radio Design Labs' SAS-HC8 Headphone Control Station is a SourceFlex headphone listening station for use with exercise equipment or on a tabletop. Each unit features a source selector with numeric indicator and volume adjustment buttons. S ...

The Radio Design Labs D SERIES-HA1A is a two pair receiver and audio headphone amplifier compatible with RDL Format A twisted pair products. Each -HA1A receives stereo audio and 24 Vdc power through a rear-panel RJ45 jack fed from a Format ...

The Radio Design Labs DB-SH1M is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. It is ideally suited to applications as diverse as language translation, museums, intervi ...

The Radio Design Labs TP-HA1A is a two pair receiver and audio headphone amplifier compatible with RDL Format A twisted pair products. Each TP-HA1A receives stereo audio and 24 Vdc power through a rear-panel RJ45 jack fed from a Format-A s ...

The Radio Design Labs SF-NH1 is a network to stereo headphone amplifier. It converts two Dante network audio channels to a stereo headphone output with front-panel level adjustment. The output connects through a stereo 3.5 mm Mini-jack. Ea ...

The Radio Design Labs DB-HPA3 is a high efficiency 3.5W power amplifier with one line input, an amplified output to drive a 4 or 8 Ohm speaker and a separate headphone amplifier. The DB-HPA3 features a balanced line level input that may be ...

The D SERIES-HPA3 is a high efficiency 3.5 W power amplifier with one line input, an amplified output to drive a 4 or 8 ohm speaker and a separate headphone amplifier. The -HPA3 features a balanced line level input that may be connected un ...