I. Bộ nhận và phát Sennheiser EW IEM G4
Full control over your performance – your direct link, everywhere, everyday. The G4 In-Ear Monitoring Sets make your gig an extraordinary experience – not just for your audience, but also for you.
Robust bodypack receiver and reliable in-ear monitoring IE 4 headphones delivering clarity along the whole frequency spectrum for daily use on stage.
Thiết bị của Bộ nhận và phát Sennheiser EW IEM G4
- SR IEM G4 stereo transmitter
- EK IEM G4 stereo receiver
- IE 4 earphones
Đặc điểm Bộ nhận và phát micro không dây Sennheiser EW IEM G4
- Engineered for professional live sound: Rugged all-in-one wireless monitoring system for in-ear applications.
- Robust bodypack receiver and reliable in-ear monitoring IE 4 headphones delivering clarity along the whole frequency spectrum for daily use on stage
- 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
II. Thông số kĩ thuật Bộ nhận và phát Sennheiser EW IEM G4
1. Sennheiser SR IEM G4 stereo transmitter
The SR IEM G4 Stereo Transmitter from Sennheiser is an addition to their evolution series of wireless systems. It features wideband FM stereo modulation and can be used when paired with a companion receiver as part of a wireless RF monitoring system for live stage, theater, and rehearsal applications.
The stereo transmitter is equipped with 1680 frequencies tunable in 25 kHz steps and has 20 fixed frequency banks, with up to 16 compatible frequency presets and 6 user banks with up to 16 user-programmable frequencies. The receiver's menu-driven backlit OLED display shows current frequency, frequency bank and channel number, metering of AF level, transmission status, equalizer settings, lock status, and input sensitivity. An auto-lock feature is provided to prevent settings from being accidentally altered.
Additionally, associated receivers can be synchronized with the transmitter via an integrated infrared interface. This transmitter is built with two electronically balanced XLR/1/4" combo sockets, a 1/4" headphone output with headphone volume control, an Ethernet port (RJ-45 for remote network-based monitoring), and a 50 Ohm BNC-type antenna input. Finally, it has a rugged metal housing and includes a 12 V power supply and a GA 3 rackmount kit.
- 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'.
- High RF output power (up to 50 mW) depending on country regulations.
Frequency range |
A1: 470 - 516 MHz A: 516 - 558 MHz AS: 520 - 558 MHz GB: 606 - 648 MHz G: 566 - 608 MHz B: 626 - 668 MHz C: 734 - 776 MHz D: 780 - 822 MHz E: 823 - 865 MHz |
Dimensions |
Approx. 202 x 212 x 43 mm |
Compander |
Sennheiser HDX |
THD, total harmonic distortion |
|
Weight |
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 |
Modulation |
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 |
2. Sennheiser EK IEM G4 stereo receiver
The EK IEM G4 Stereo Bodypack Receiver with IE4 Earphones from Sennheiser is an addition to their evolution series of wireless systems. It features adaptive diversity technology and can be used when paired with a companion transmitter as part of a wireless RF monitoring system for live stage, theater, and rehearsal applications.
The stereo receiver is equipped with 1680 frequencies tunable in 25 MHz steps and has 20 fixed frequency banks with up to 16 compatible frequency presets and another 6 user banks with up to 16 user-programmable frequencies. The receiver's menu-driven backlit display shows current frequency, frequency bank and channel number, metering of RF level, metering of AF level, lock status, and battery status. An auto-lock feature is provided to prevent settings from being accidentally altered.
Furthermore, this receiver includes a switchable high-boost and a multi-level limiter. The limiter is adjustable from -18 dB to -6 dB in 6 dB steps or defeatable (off). Built in a rugged metal housing, it is powered by two 1.5V AA sized batteries or by a Sennheiser BA 2015 rechargeable accupack. The earphone output uses a 3.5mm stereo jack socket.
- Robust bodypack receiver delivering clarity along the whole frequency spectrum for daily use on stage.
- 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.
- Range: Up to 100 meters / 300'.
Dimensions |
Approx. 82 x 64 x 24 mm |
Compander |
Sennheiser HDX |
THD, total harmonic distortion |
|
Weight |
(incl. batteries) approx. 125 g |
Signal-to-noise ratio |
approx. 90 dBA |
Switching bandwidth |
up to 42 MHz |
Peak deviation |
±48 kHz |
Nominal deviation |
±24 kHz |
Operating time |
approx. 4 to 6 hours (depending on volume level) |
Modulation |
Wideband FM |
Power supply |
2 AA batteries, 1.5 V or BA 2015 accupack |
Current consumption |
at nominal voltage: approx. 140 mA with transmitter switched off: ≤ 25 µA |
Adjacent channel rejection |
Typically ≥ 65 dB |
Audio-Output-Power |
2 x 100 mW at 32 Ω |
Intermodulation attenuation |
Typically ≥ 70 dB |
Limiter |
–18 dB to –6 dB, adjustable in steps of 6 dB, can be switched off |
Powering |
3 V battery / 2.4 V rechargeable battery |
Receiving frequency |
Max. 1680 receiving 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 |
RF sensitivity |
< 4 μV, typ. 1.6 μV for 52 dBA rms S/N |
Squelch |
5 to 25 dBµV, adjustable in steps of 2 dB |
Bass Boost |
+8 dB at 80 kHz |
Temperature Range |
-10 °C to +55 °C |
Receiver Principle |
Adaptive diversity |
Blocking |
≥ 80 dB |
3. Sennheiser IE 4 earphones
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