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Sennheiser SR IEM G4 Transmitter (A: 516-558MHz)  From Sennheiser

Half-rack stereo transmitter in a full-metal housing with OLED display for full control



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Manufacturer's Description from Sennheiser

Half-rack stereo transmitter in a full-metal housing with OLED display for full control delivering clarity along the whole frequency spectrum for daily use on stage with evolution wireless G4 In Ear Monitoring systems.


Key Features

 ♦ Half-rack stereo transmitter in a full-metal housing with OLED display for full control

 ♦ Easy and flexible wireless synchronization between transmitter and receiver via infrared

 ♦ Compatible with Sennheiser WSM control software for flexible frequency allocation

 ♦ Up to 16 compatible channels

 ♦ Up to 42 MHz bandwidth with 1680 selectable frequencies, fully tunable in a stable UHF range

 ♦ Transmission Range: up to 100 meters / 300 feet

 ♦ High RF output power (up to 50 mW) depending on country regulations

 ♦ Compatible with wireless speaker system LSP 500 PRO


What's in the Box 

 • SR IEM G4 stereo transmitter

 • rod antenna

  • power supply

 • GA 3 rackmount set

 • quick guide

 • safety guide

 • manufacturer declaration sheet



About Manufacturer

Innovation and know-how those are the hallmarks of one of the world's leading companies in the area of electro-acoustics. From individual audio products to complete system solutions Sennheiser electronic has the knowledge and the experience to lead the way in the constantly developing audio market. The key factors in its extraordinary success are its customer orientation, the performance of its employees, and its worldwide market presence. Sennheiser responds to the enormous significance of the foreign markets by maintaining intimate contact with its customers through an international network of sales subsidiaries and independent sales partners, most of which have been collaborating with Sennheiser for many years. This consistent customer orientation is also reflected in the seven major business areas of the company. In 2001, Sennheiser's consolidated turnover amounted to 227,4 million EURO. As a family business with about 1.500 employees, Sennheiser is completely self-financed. The independence of external financiers is the basis for innovation and implementation of a high quality standard for products. The focus is not on short-term return on capital but on the healthy long-term development of the company. Music Industry Toploader, Manowar, Sting, Dido or Sasha stars and sound engineers rely on Sennheiser quality. The product range offers everything from rugged, roadworthy stage microphones to studio condenser microphones for audiophile recordings. The portfolio also includes in-ear monitoring systems for the artists and monitoring headphones for the sound engineer ... Consumer Electronics In-ear headphones and other "lightweights" for music on the move, classical open or closed cabled headphones, RF wireless headphones for greater freedom of movement, PC headsets, and TV headphones, also with infrared or radio-frequency transmission. Sennheiser's competency in headphones is matched by its experience with microphones: whether for hi-fi systems, natural life recordings, or for PCs, at Sennheiser, consumers find the right microphone for every purpose ... Professional Systems Theater, musical productions, special events, movies, radio, and television ? wherever professional sound transmission solutions are called for, on stage or backstage, Sennheiser brings its comprehensive system know-how to bear. With its RF wireless microphones of the top-of-the-line 3000 and 5000 Series, the company leads the field ... Aviation With pilot headsets for airline and private pilots as well as headphones for in-flight entertainment, Sennheiser covers the complete range of audio transmission on board. The special NoiseGard system efficiently reduces wind and aircraft noise and thus provides for clear communication and safety in radio traffic and gives passenger headphones disturbance-free sound that is worth listening to ... Installed Sound At conferences, museums, and exhibitions, Sennheiser's conference and tour-guide systems provide for comfort and communication across the boundaries of countries and languages. Infrared systems in theaters and event venues provide crystal-clear sound directly to the ears of the hearing impaired. Wherever communication takes place, an innovative Sennheiser solution is not far away ... Audiology The Sennheiser range for better hearing! RF or infrared headphones make watching television a pleasure once again for everyone concerned, because these lightweights let you hear without disturbing others. Personal sound amplifiers that can be used as needed make speech clear and understandable. Sennheiser also offers television systems and personal FM systems to hearing-aid users ... Telecommunications With PC headphones, microphones, and headsets from Sennheiser, you can discover the fascinating world of multimedia, work more reliably with voice recognition systems, set up your Internet telephony system more professionally, and much, much more ...


Frequency range

A: 516-558MHz


Approx. 202 x 212 x 43 mm


Sennheiser HDX

THD, total harmonic distortion

<0.9 %


Approx. 980 g

Audio input

2x XLR-3/¼" (6.3 mm) jack combo socket, electronically balanced

Audio output

¼" (6.3 mm) stereo jack socket, balanced

Signal-to-noise ratio

>90 dB

RF output power

switchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW

Switching bandwidth

up to 42 MHz

Peak deviation

±48 kHz

Nominal deviation

±24 kHz


Wideband FM stereo (MPX pilot tone)

Power supply

12 V DC

Current consumption

max. 350 mA

Max. Input voltage

+22 dBu

Transmission frequency

Max. 1680 frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation 6 frequency banks with up to 16 programmable channels

AF frequency response

25 Hz to 15 kHz

Temperature Range

-10 °C to +55 °C

Frequency stability

±10 ppm

Antenna Output

BNC socket, 50 Ω