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Studio Technologies Model 370A Intercom Beltpack

BH #STM370A • MFR #M370A
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Studio Technologies Model 370A Intercom Beltpack
Key Features
  • 2-Channel Wired Intercom Beltpack
  • Dante Audio-over-Ethernet Technology
  • Two Independent Talk and Listen Channels
  • Integrated Call Function
The Studio Technologies Model 370A redefines traditional 2-channel party-line intercom beltpacks by integrating Dante audio-over-Ethernet technology, delivering advanced performance, flexibility, and seamless network integration. Ideal for broadcast, live event production, and corporate AV applications, the Model 370A enables party-line, point-to-point, or matrix intercom functionality over standard IP networks.
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Studio Technologies Model 370A Overview

The Studio Technologies Model 370A redefines traditional 2-channel party-line intercom beltpacks by integrating Dante audio-over-Ethernet technology, delivering advanced performance, flexibility, and seamless network integration. Ideal for broadcast, live event production, and corporate AV applications, the Model 370A enables party-line, point-to-point, or matrix intercom functionality over standard IP networks.

Professional-Grade Intercom Performance
Designed for high-quality, low-noise communication, the Model 370A features a broadcast-grade microphone preamp with selectable gain, support for both dynamic and electret microphones, and a high-headroom headphone amplifier for crystal-clear monitoring. Two fully configurable talk buttons allow tailored operation, while the integrated sidetone and call function enhance user interaction.
Dante Connectivity and Flexible Integration
The Model 370A seamlessly integrates into Dante-enabled workflows, offering two Dante transmitter and receiver channels with AES67 support. The unit connects via a standard Ethernet cable, eliminating the need for complex analog wiring, and is powered via Power-over-Ethernet (PoE) for fast and efficient setup.
Built for Reliability and Ease of Use
Encased in a rugged aluminum alloy chassis, the Model 370A is lightweight yet durable, with a stainless steel belt clip for secure wear during demanding productions. Neutrik etherCON connectors ensure robust, locking connections for maximum reliability.
At a Glance
  • Dante audio-over-Ethernet technology for networked intercom solutions
  • Dual-channel talk and listen operation with configurable buttons
  • High-quality mic preamp with selectable gain and support for dynamic and electret microphones
  • 5-pin XLR headset connector for professional headsets
  • Integrated call function for quick communication cues
  • STcontroller software for full configuration flexibility
  • AES67 and Dante Domain Manager support
  • Power-over-Ethernet (PoE) powered for simple deployment

Studio Technologies Model 370A Specs

Network Audio Technology
Type: Dante Audio-over-Ethernet
AES67-2013 Support: Yes
Dante Domain Manager (DDM) Support: Yes
Bit Depth: Up to 24
Sample Rate: 48 kHz
Number of Transmitter (Output) Channels: 2
Number of Receiver (Input) Channels: 2
Dante Audio Flows: 4; 2 transmitter, 2 receiver
Network Interface
Type: 100BASE-TX, Twisted-Pair Ethernet, Power-over-Ethernet (PoE) Supported
Data Rate: 100 Mb/s (10 Mb/s and 1000 Mb/s Ethernet Not Supported)
Audio Channels
2 Talk, 2 Listen
Microphone Input
Compatibility: Dynamic or Electret (Low-Voltage DC-Powered) Microphones
Type: Unbalanced
Electret Microphone Power: 3.3 VDC via 2.00 k Resistor, Selectable On/Off
Gain: 22, 30, 42, or 48 dB, Selectable, ref. -60 dBu Input to Dante Output (-20 dBFS Nominal)
Frequency Response: 50 Hz to 10 kHz, -3 dB
Distortion (THD+N): <0.02%
Noise Floor: -95 dBFS (A-Weighted)
Compressor
Threshold: 1 dB Above Nominal Level (-19 dBFS)
Slope: 2:1
Status LED: Compressor Active
Headphone Output
Type: 2-Channel
Compatibility: Intended for Connection to Stereo (Dual-Channel) or Monaural (Single-Channel) Headsets with Nominal Impedance of 50 Ohms or greater
Maximum Output Voltage: 3.8 Vrms, 1 kHz, 150 Ohms Load
Frequency Response: 20 Hz to 10 kHz, -3 dB
Distortion (THD+N): <0.002%
Dynamic Range: >100 dB
Call Functions
Signaling Method: 20 kHz, ± 800 Hz, within Audio Channels
Call Send Level: -20 dBFS
Call Receive Level: -27 dBFS Minimum
Connectors
Headset: 5-Pin Female XLR
Ethernet: Neutrik NE8FBH etherCON RJ45 Receptacle
USB: Type A Receptacle (Located Inside Model 370A's Enclosure and Used Only for Application Firmware Updates)
Configuration
Requires Studio Technologies STcontroller Software Application
Environmental
Operating Temperature: 32 to 122° F / 0 to 50° C
Storage Temperature: -40 to 158° F / -40 to 70° C
Humidity: 5 to 95%, Non-Condensing
Power Source
Power-over-Ethernet (PoE): Class 1 (Very Low Power, ≤ 3.84 W) per IEEE 802.3af
Mounting Options
Intended for Portable Applications; Contains Integral Belt Clip; Optional MBK-01 Mounting Bracket Kit Allows Model 370A to Be Permanently Mounted
Dimensions (WxHxD)
3.6 x 1.6 x 4.8" / 9.2 x 4 x 12.6 cm
Weight
0.6 lb / 0.3 kg
Packaging Info
Package Weight
1.04 lb
Box Dimensions (LxWxH)
9.4 x 7.2 x 4"

Studio Technologies Model 370A Reviews

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