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Professional wireless in-ear monitoring transmitter operating at 470–516 MHz with wideband FM stereo, 1680 frequencies, 16 channels, OLED display, and up to 50 mW RF power.

Sennheiser SR IEM G4 Stereo Transmitter A1 470-516 MHz

Product ID: 28692
€ 599,95 tax incl.

Pre-order. Delivery time from 3 weeks.
SKU: 28692
Model: SR IEM G4-A1
Ean: 4044155262698
Condition: New product
Manufacturer: Sennheiser
599.95
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Sennheiser SR IEM G4 Stereo Transmitter A1 470-516 MHz

Sennheiser SR IEM G4 Stereo Transmitter A1 470-516 MHz

Professional wireless in-ear monitoring transmitter operating at 470–516 MHz with wideband FM stereo, 1680 frequencies, 16 channels, OLED display, and up to 50 mW RF power.

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Product details

Sennheiser SR IEM G4 Stereo Transmitter (A1 470 to 516 MHz)

The Sennheiser SR IEM G4 Stereo Transmitter is a professional wireless in-ear monitoring transmitter designed for live stage, theater, rehearsal, and broadcast applications. Operating within the 470–516 MHz frequency range (A1 Band), this Generation 4 stereo transmitter features wideband FM stereo modulation with MPX pilot tone, up to 42 MHz switching bandwidth, 1680 selectable frequencies tunable in 25 kHz steps, and supports up to 16 compatible channels simultaneously. It delivers clear, reliable audio transmission ideal for complex stage monitoring setups.

Construction and Interface

Housed in a rugged half-rack full-metal chassis, the transmitter includes an intuitive backlit OLED display providing real-time information such as frequency, RF status, AF levels, EQ settings, and lock status. Wireless synchronization between transmitter and compatible receivers is quick and seamless via integrated infrared technology. The unit supports remote monitoring and frequency management through Sennheiser Wireless Systems Manager (WSM) software via the built-in Ethernet port.

Connectivity and Controls

  • Two electronically balanced XLR/TRS combo inputs
  • Balanced loop outputs
  • 1/4" stereo headphone monitoring output with volume control
  • BNC antenna connector (50 Ohm)

Performance and Power

  • Selectable RF output power levels: 10 mW, 30 mW, and 50 mW (region dependent)
  • Transmission range up to 100 meters
  • Frequency stability: ±10 ppm
  • Frequency response: 25 Hz – 15 kHz
  • Signal-to-noise ratio: >90 dB
  • Total harmonic distortion (THD): ≤0.9%

Physical Specifications

  • Dimensions: 202 x 212 x 43 mm
  • Weight: 980 g
  • Power supply: 12 V DC
  • Maximum current consumption: 350 mA

Included Accessories

  • SR IEM G4 Stereo Transmitter unit
  • GA 3 Rackmount Kit
  • Antenna
  • 12 V Power Supply

Key Features

  • Professional stereo in-ear monitoring transmitter
  • Frequency range: 470–516 MHz (A1 Band)
  • Wideband FM stereo modulation
  • Up to 42 MHz bandwidth
  • 1680 selectable frequencies in 25 kHz steps
  • Supports up to 16 compatible channels simultaneously
  • Infrared wireless synchronization
  • OLED display with detailed monitoring information
  • Ethernet port for WSM software integration
  • Selectable RF output power: 10 mW / 30 mW / 50 mW
  • Transmission range up to 100 m
  • Full-metal half-rack housing
  • Balanced XLR/TRS combo inputs and loop outputs
  • Headphone monitoring output with volume control
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