RTS PS-20 | 2-Channel Intercom Power Supply with Program Input, Monitoring & Mode Selection

RTS PS-20  (Electro-Voice PS20)

Rackmount Intercom Power Supply with Monitoring Capabilities

The RTS PS-20 is a versatile and compact intercom power supply designed for use in broadcast, theater, houses of worship, and live event productions. With a universal 100–240 VAC input, multiple output options, and front-panel monitoring, it provides reliable power and audio connectivity for intercom systems in professional environments.

RTS PS-20 Competitive Differences

• Universal 100–240 VAC power input for international use
• Four XLR RTS outputs and two 1/4" outputs for flexible intercom connections
• XLR program input and front-panel monitor output with built-in speaker
• Selectable operating modes: Clear-Com, RTS/2, or RTS/4
• Selectable impedance: 200 or 400 ohms
• Front-panel channel selector for Channel 1, Channel 2, or both
• LED channel status indicators for quick visual monitoring
• Compact 1RU rackmount design (brackets sold separately)

RTS PS-20 Description

The RTS PS-20 is engineered to power and link two-wire intercom systems while offering convenient front-panel monitoring and configuration. Designed to integrate into professional intercom setups, it features four XLR main outputs and two 1/4" outputs on the rear panel, along with a front-panel XLR monitor output and built-in loudspeaker for direct audio monitoring. Operators can easily switch between Clear-Com, RTS/2, and RTS/4 modes, ensuring broad compatibility with multiple intercom formats. Impedance can be adjusted between 200 and 400 ohms to match system requirements. The intuitive front panel includes a channel selector knob, level control, and LED indicators for channels 1 and 2, allowing quick status checks and adjustments. With its universal power supply, rugged build, and versatile feature set, the PS-20 is an excellent solution for both permanent installations and mobile intercom rigs.

PS-20 Features

• 2-channel intercom power supply
• 4x XLR RTS main outputs
• 2x 1/4" outputs
• 1x XLR RTS program input
• 1x XLR RTS monitor output (front panel)
• Built-in front-panel loudspeaker with level control
• Selectable intercom modes: Clear-Com, RTS/2, RTS/4
• Selectable impedance: 200 or 400 ohms
• LED indicators for channel status
• Compact 1RU rackmount chassis (brackets sold separately)

PS-20 Specifications

• Input Voltage: 100–240 VAC, 50/60 Hz
• Output Voltage: 28–32 VDC
• Output Current: 1.8 A max per channel
• Program Input Level: +2 dB nominal, >10 kΩ balanced high impedance
• Monitor Output: 0 dB gain, 30 VDC nominal, 100 mA max
• Two-wire Output Levels: Nominal 30 VDC, unbalanced
• Impedance: Selectable 200 or 400 ohms
• Operating Temperature: 32°–122° F (0°–50° C)
• Storage Temperature: -40°–158° F (-40°–70° C)
• Humidity: 0–95% non-condensing
• Dimensions: 1.75 x 8.2 x 8.56 in. (45 x 208 x 218 mm)
• Weight: 5 lbs (2.27 kg)
• Package Weight: 5.25 lbs
• Box Dimensions: 17.4 x 11.4 x 4.7 in.
• Finish: Gray
• UPC: 800549427975