Sennheiser SR 3256, SR 3254 manual Specifications, Thd

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Specifications

RF characteristics

 

 

 

Frequency ranges

518–554, 626–662, 740–776, 786–822,

 

830–866 MHz

 

 

Transmission frequencies

1 channel bank with up to 16 factory-preset

 

channels

 

1 channel bank with up to 16 freely selectable

 

channels (frequencies tunable in steps of

 

5 kHz)

 

 

Switching bandwidth

36 MHz

 

 

Frequency stability

±10 ppm (-10°C to +55°C)

 

 

Antenna output

BNC socket, 50 Ω

 

 

RF output power

max. 100 mW

AF characteristics

 

 

 

 

Modulation

FM stereo working on the pilot tone principle

 

 

Noise reduction system

Sennheiser HDX

 

 

Nominal/peak deviation

±24 kHz / ±48 kHz

 

 

MPX pilot tone

19 kHz / ±5 kHz

(frequency/deviation)

 

 

 

AF frequency response

40–15,000 Hz

 

 

Headphone output

¼“ (6.35 mm) stereo jack socket,

 

≥ 200 mW/32 Ω

 

 

Load impedance of

≥ 16 Ω

headphone output

 

 

 

AF input

2 x XLR-3, electronically balanced

AF input voltage (at nom. deviation) +4 dBu at 1 kHz, internally adjustable

Signal-to-noise ratio

THD

(at 1 kHz and nominal deviation)

>90 dB(A)rms

(refers to overall link with EK 3253)

<0.9 %

Note:

The above data also apply to the second transmitter in the SR 3256.

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Contents Instructions for use Contents Safety instructions OperationService Symbols on adhesive labels attached to the device Intended use of the transmitter Improper useSR 3254/SR 3256 transmitters Channel bank system Delivery includesRecommended receiver Overview of operating controls Display of the RF output power Indications and displaysLC dot MONO/STEREO Deviation displayUsing the transmitter as a stand-alone unit Connecting the telescopic antennaPreparing the transmitter for use Mounting the transmitter feetRack-mounting several transmitters Setting up the transmitters Page Connecting the transmitter to the mains Selecting the mains voltageUsing transmitters in a multi-channel system Connecting the mains cableMounting and connecting remote antennas Connecting the mixing consoleUsing the transmitter Switching the transmitter on/offConnecting the headphones/monitoring the audio signal AF in R + MonoOperating menu of the transmitter Canceling an entryButtons Display mode Overview of the operating menuPage MONO/STEREO Switching between mono and stereo operation Channel Selecting a channel from the channel bank U or FCleaning the transmitter Care and maintenanceReplacing the fuse Page If problems occur Error checklistAdditional information Specifications THDConnector assignment Accessories Warranty regulations Manufacturer declarationsCE Declaration of Conformity Weee Declaration

SR 3254, SR 3256 specifications

The Sennheiser SR 3254 and SR 3256 are two remarkable audio solutions that exemplify high-quality sound engineering and design. These models are particularly well-suited for professional audio environments, such as broadcasting, live sound, and recording studios. With a focus on reliability, durability, and exceptional sound performance, Sennheiser has crafted these models to meet the needs of audio professionals and enthusiasts alike.

One of the main features of the SR 3254 and SR 3256 is their advanced wireless transmission technology. Utilizing the latest developments in radio frequency transmission, both models provide a robust connection that minimizes dropouts and interference even in challenging environments. This wireless capability allows for greater flexibility and mobility during performances or recordings, enabling users to move around freely without being tethered by cables.

In terms of sound quality, the SR 3254 and SR 3256 are equipped with high-fidelity audio drivers designed to deliver crisp highs, detailed midrange, and a balanced low end. This ensures that users experience a true representation of sound, whether they are mixing tracks or enjoying music. The headphones are designed to reproduce audio with accuracy, making them an excellent choice for critical listening.

Comfort is another significant consideration in the design of these models. The SR 3254 and SR 3256 feature padded ear cups and an adjustable headband that provide a secure yet comfortable fit for extended sessions. This ergonomic design minimizes listener fatigue, allowing professionals to use them for hours without discomfort.

Robust build quality is a hallmark of Sennheiser products, and these models are no exception. Both the SR 3254 and SR 3256 are constructed using premium materials that enhance durability, making them suitable for the rigors of touring and everyday use. Furthermore, the headphones are designed to withstand the wear and tear associated with professional environments.

For enhanced usability, the Sennheiser SR 3254 and SR 3256 include intuitive controls that allow users to easily adjust volume levels and switch between different modes. This user-friendly interface adds to the overall convenience and enhances the user experience.

In summary, the Sennheiser SR 3254 and SR 3256 embody advanced audio technology, comfort, and exceptional build quality. Ideal for professionals in the audio industry, these models deliver superior sound performance while ensuring reliability and ease of use in various applications.
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