11. TECHNICAL DATA

SK 50 VHF

 

Transmit frequencies

16

 

Frequency range

SK 50 VHF (1)

138 ... 160 MHz

 

SK 50 VHF (2)

153 ... 181 MHz

 

SK 50 VHF (3)

174 ... 202 MHz

 

SK 50 VHF (4)

195 ... 223 MHz

 

SK 50 VHF (5)

223 ... 260 MHz

Switching band width

SK 50 VHF (1)

22 MHz

 

SK 50 VHF (2)

28 MHz

 

SK 50 VHF (3)

28 MHz

 

SK 50 VHF (4)

28 MHz

 

SK 50 VHF (5)

37 MHz

Frequency stability

± 10 ppm

 

Spurious and emmissions

< 4 nW

 

Modulation

FM

 

Nominal / peak deviation

± 40 kHz / ± 56 kHz

Compander

Sennheiser HiDyn plus

Input sensitivity for peak

 

 

deviation

13 mV - 1.55 V

 

 

8-position switch

 

Audio frequency range

70 Hz - 20 kHz

 

Dynamics

110 dB(A) eff.

 

THD

< 0.3 % (nominal peak / 1 kHz)

Connections

AF: Lemo special (3-pin)

 

RF: Lemo special Koax

Dimensions with power pack

94 x 60 x 17 mm with B 50 / BA 50

 

116 x 60 x 17 mm with B 250 / BA 250

Weight with power pack

approx. 197 g with B 50 / BA 50

 

approx. 230 g with B 250 / BA 250

RF output power

50 mW / -2 dB

 

Operating time with primary cells

B 50: > 6 h

 

 

B 250: > 13 h

 

Operating time with rechargeable

BA 50: > 4 h

 

battery

BA 250: > 6.5 h

 

Delivery includes

1 SK 50 VHF body-pack transmitter

 

1 marking set

 

1 antenna (aligned)

1 instructions for use

28

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Sennheiser SK 250, SK 50_250 manual Technical Data SK 50 VHF

SK 50_250, SK 250 specifications

The Sennheiser SK 250 and SK 50/250 are professional wireless microphone systems that exemplify Sennheiser's commitment to high-quality audio transmission and innovative design. These systems cater primarily to the needs of performers, broadcasters, and public speakers, offering exceptional sound quality, reliability, and flexibility.

The SK 250 model is designed for those who require a lightweight yet robust system. One of its standout features is the ability to operate across a wide frequency range, providing the user with versatility and the capability to adapt to various environments. This is especially useful in areas with high radio frequency interference, as the SK 250 can switch frequencies quickly to maintain a clear connection. Additionally, it supports multiple frequency bands, enabling the simultaneous use of several systems without risk of interference.

In terms of sound quality, the SK 250 boasts a wide dynamic range and low noise floor, ensuring that vocals are transmitted clearly and accurately. The device is equipped with Sennheiser's renowned wireless audio technology, which includes advanced companding algorithms that minimize audio compression artifacts, ensuring a natural sound reproduction.

The SK 50/250 series is known for its simplicity and ease of use. These devices feature intuitive control interfaces that allow users to adjust settings quickly, even in high-pressure situations. The battery life is another critical characteristic; equipped with lithium-ion rechargeable batteries, the SK series system can operate for extended periods, allowing users to focus on their performance without the worry of running out of power.

Moreover, the SK 250 and SK 50/250 are built with durability in mind. The rugged housing protects against wear and tear, making them suitable for tour environments and rigorous use. The systems are also lightweight, enhancing mobility for performers who need to move freely while maintaining a secure wireless connection.

Overall, the Sennheiser SK 250 and SK 50/250 embody the ideal balance of performance, usability, and durability, making them excellent choices for a wide range of applications in the professional audio market. Whether in a concert hall, theater, or corporate event, these devices deliver the quality and reliability that audio professionals demand.