I/ Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

A broadcast quality sound solution. Providing the highest flexibility for your video sound and field recording applications.
A robust wireless microphone system that offers excellent sound quality, simple mounting and ease of use.
Rugged all-in-one wireless system with high flexibility for broadcast quality sound, including the clip-on microphone ME 2-II (omni-directional) or ME 4 (cardioid) for excellent speech intelligibility and daily on-location use.

Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G

- Thiết bị Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

EK 100 G4 camera receiver
SK 100 G4 bodypack transmitter
ME 2 clip-on microphone (ew 112 P variants only)

II/ Đặc điểm Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

Rugged all-in-one wireless system with high flexibility for broadcast quality sound
Excellent sound and construction quality
Easy to use and fast setup time
Powerful and reliable wireless transmission
Range: up to 100 meters / 330 feet
Up to 8 hours of operation time

III/ Thông số kĩ thuật Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

1/ Sennheiser EK 100 G4 camera receiver

The EK 100 G4 Wireless Camera-Mount Receiver from Sennheiser is the latest addition to their evolution family of wireless microphones and is fully compatible with all previous series. Featuring an updated high-contrast LCD display, blue sync LED, and a dedicated escape button, it can be used when paired with a microphone and transmitter (sold separately) for capturing audio in live sound, broadcast, film, business, and educational applications.

The EK 100 G4 wireless receiver is lightweight and built with an all-metal housing. It is equipped with 1680 tunable UHF frequencies and synchronizes with G4 transmitters at the touch of a button. A 3.5mm audio-output jack delivers a clean output signal using the included adapter output cables. The receiver operates on 2 standard AA batteries, and an optional 12 VDC adapter is also available. The included shoe-mount adapter allows you to mount the receiver on a camera for convenient portable use.

Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

Modulation	Wideband FM
Frequency Band	G: (566 to 608 MHz)
Receiving Frequency	Maximum 1680 receiving frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation 1 frequency bank with up to 12 programmable channels
Switching Bandwidth	Up to 42 MHz
Nominal/Peak Deviation	±24 kHz / ±48 kHz
Principle of Operation	Adaptive diversity
Sensitivity	< 1.6 μV for 52 dBA eff S/N (with HDX, peak deviation)
Adjacent Channel Selectivity	≥ 65 dB
Intermodulation Attenuation	Typically ≥ 65 dB
Blocking	≥ 70 dB
Squelch	Low: 5 dBµV Middle: 15 dBµV High: 25 dBμV
Pilot Tone Squelch	Can be switched off
Antenna Inputs	2 x BNC sockets
Compander	Sennheiser HDX
Signal to Noise Ratio	≥ 110 dBA (1 mV, peak deviation)
Total Harmonic Distortion (THD)	≤ 0.9%
Maximum AF Output Voltage	1/8" /3.5 mm Jack: +12 dBu (mono, unbalanced)
Output Level Range	42 dB, adjustable in steps of 6 dB
Temperature Range	14 to 131°F (-10 to 55°C)
Power Supply	2 x AA 1.5 V batteries, or BA 2015 accupack
Nominal Voltage	3 V battery / 2.4 V rechargeable battery
Current Consumption	Nominal Voltage: Typical 180 mA With Receiver Switched Off: ≤ 25 µA
Operating Time	Typically 8 hours
Dimensions (L x W x H)	3.2 x 2.5 x 0.9" / 82 x 64 x 24 mm
Weight	5.6 oz / 160 g

2/ Sennheiser SK 500 G4 bodypack transmitter

The SK 500 G4 Wireless Bodypack Transmitter from Sennheiser is the latest addition to their evolution series of wireless transmitters. It operates in the UHF frequency range and can be used with a companion receiver (sold separately), as part of a wireless RF transmission system for live stage, theater, film, and presentation applications.

The bodypack transmitter features 2000 frequencies that are tunable in 25 kHz steps, 20 fixed frequency banks, 32 compatible frequency presets, and 6 user banks with up to 32 user programmable frequencies. The transmitter's menu-driven backlit LCD display shows the current frequency, frequency bank and channel number, metering of AF level, lock status, transmission status, muting function, battery status, and more.

Bộ thu hình và máy phát kèm micro Sennheiser EW 112P G4

In addition, the operating range is about 330'. This transmitter incorporates a Sennheiser HDX compander system, a defeatable pilot tone squelch, and is equipped with a frequency range from 80 Hz to 18 kHz. Finally, power is supplied by the two included 1.5V AA sized batteries, or by one optional Sennheiser BA 2015 rechargeable accupack. A travel pouch is also included.

Updated bodypack transmitter with increased bandwidth and transmission power.
Easy and flexible wireless synchronization between transmitter and receiver via infrared.
Up to 32 compatible channels.
Up to 50 MHz bandwidth with 2000 selectable frequencies, fully tunable in a stable UHF range.
Ethernet connection for Wireless Systems Manager (WSM) control software for advanced frequency coordination in multi-channel setups.
High RF output power (up to 50mW, adjustable in three steps 10/30/50) depending on country regulations.

Dimensions	Approx. 82 x 64 x 24 mm
Compander	Sennheiser HDX
THD, total harmonic distortion	≤ 0.9 %
Weight	(incl. batteries) approx. 160 g
Signal-to-noise ratio	≥ 115 dBA
RF output power	switchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW
Switching bandwidth	up to 88 MHz
Peak deviation	±48 kHz
Nominal deviation	±24 kHz
Operating time	Typically 8 h
Modulation	Wideband FM
Power supply	2 AA batteries, 1.5 V or BA 2015 accupack
Current consumption	at nominal voltage: typ. 180 mA with transmitter switched off: ≤ 25 µA
Input impedance	40 kΩ, unbalanced / 1 MΩ
Max. Input voltage	3 Veff
Powering	3 V battery / 2.4 V rechargeable battery
Transmission frequency	Max. 3520 frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation, 6 frequency banks with up to 32 programmable channels
AF frequency response	Mic: 80 – 18,000 Hz, Line: 25 – 18,000 Hz
Temperature Range	-10 °C to +55 °C
Frequency stability	≤ ±15 ppm

3/ Sennheiser ME 2 clip-on microphone

Connector	3.5 mm jack
Frequency response	50 to 18,000 Hz (ME 2-II)
Max. sound pressure level	130 dB
Cable length	approx. 1.60 m
Transducer principle	pre-polarized condensor microphone
Pick-up pattern	omni-directional
Sensitivity in free field, no load (1kHz)	20 mV/Pa
Equivalent noise level	36 dB