Thông số kỹ thuật
1/ EM 100 G4 true diversity receiver
| Dimensions |
Approx. 190 x 212 x 43 mm |
| Compander |
Sennheiser HDX |
| THD, total harmonic distortion |
≤ 0.9 % |
| Weight |
Approx. 980 g |
| Audio output |
6.3 mm jack socket (unbalanced): +12 dBu
XLR socket (balanced): +18 dBu |
| Signal-to-noise ratio |
≥ 110 dBA |
| Switching bandwidth |
up to 42 MHz |
| Peak deviation |
±48 kHz |
| Nominal deviation |
±24 kHz |
| Modulation |
Wideband FM |
| Power supply |
12 V DC |
| Antenna connector |
2 BNC sockets |
| Current consumption |
300 mA |
| Adjacent channel rejection |
Typically ≥ 65 dB |
| Intermodulation attenuation |
Typically ≥ 65 dB |
| Receiving frequency |
Max. 1680 receiving frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 programmable channels |
| RF sensitivity |
< 2.5 μV for 52 dBA eff S/N |
| 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
1G8: 1785 - 1800 MHz
JB: 806 - 810 MHz
K+: 925 - 937,5 MHz |
| Squelch |
low: 5 dBµV middle: 15 dBµV high: 25 dBμV |
| Equalizer |
Preset 1: Flat
Preset 2: Low Cut (-3 dB at 180 Hz)
Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz)
Preset 4: High Boost (+6 dB at 10 kHz) |
| Temperature Range |
-10 °C to +55 °C |
| Receiver Principle |
True diversity |
| Blocking |
≥ 70 dB |
2/ SK 100 G4 bodypack transmitter
| 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 |
≥ 110 dBA |
| RF output power |
Max. 30 mW |
| Switching bandwidth |
up to 42 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. 1680 transmitting frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 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/ ME 2 clip-on microphone (ew 100 G4-ME2 set only)
| 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 |
I. Đặc điểm của bộ thu và phát kèm micro Sennheiser EW 100 G4-ME2:
Versatile wireless systems for those who sing, speak or play instruments with up to 42 MHz tuning bandwidth in a stable UHF range and fast, simultaneous setup of up to 12 linked systems.
The perfect choice for moderators and presenters: Robust bodypack transmitter and unobtrousive clip-on microphone ME 2-II (omni-directional) or ME 4 (cardioid) with high speech intelligibility for easy hands-free operation on any stage.
Thiết bị Bộ thu và phát kèm micro Sennheiser EW 100 G4-ME2
- EM 100 G4 true diversity receiver
- SK 100 G4 bodypack transmitter
- ME 2 clip-on microphone (ew 100 G4-ME2 set only)
Tính năng bộ thu và phát kèm micro không dây Sennheiser EW 100 G4-ME2
- Engineered for professional live sound: Rugged all-in-one wireless system for presenters and moderators.
- Robust bodypack transmitter and unobstrusive clip-on microphone ME 2-II (omni-directional) or ME 4 (cardioid) with high speech intelligibility for daily use on stage
- True diversity half-rack receiver in a full-metal housing with intuitive LCD display for full control
- Easy and flexible wireless synchronization between transmitter and receiver via infrared
- Fast frequency allocation for up to 12 receivers via new linking functionality
- Up to 20 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 30 mW) depending on country regulations
1. EM 100 G4 true diversity receiver
| 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
1G8: 1785 - 1800 MHz
JB: 806 - 810 MHz
K+: 925 - 937,5 MHz |
| Dimensions |
Approx. 190 x 212 x 43 mm |
| Compander |
Sennheiser HDX |
| THD, total harmonic distortion |
≤ 0.9 % |
| Weight |
Approx. 980 g |
| Audio output |
6.3 mm jack socket (unbalanced): +12 dBu
XLR socket (balanced): +18 dBu |
| Signal-to-noise ratio |
≥ 110 dBA |
| Switching bandwidth |
up to 42 MHz |
| Peak deviation |
±48 kHz |
| Nominal deviation |
±24 kHz |
| Modulation |
Wideband FM |
| Power supply |
12 V DC |
| Antenna connector |
2 BNC sockets |
| Current consumption |
300 mA |
| Adjacent channel rejection |
Typically ≥ 65 dB |
| Intermodulation attenuation |
Typically ≥ 65 dB |
| Receiving frequency |
Max. 1680 receiving frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 programmable channels |
| RF sensitivity |
< 2.5 μV for 52 dBA eff S/N |
| Squelch |
low: 5 dBµV middle: 15 dBµV high: 25 dBμV |
| Equalizer |
Preset 1: Flat
Preset 2: Low Cut (-3 dB at 180 Hz)
Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz)
Preset 4: High Boost (+6 dB at 10 kHz) |
| Temperature Range |
-10 °C to +55 °C |
| Receiver Principle |
True diversity |
| Blocking |
≥ 70 dB |
2. SK 100 G4 bodypack transmitter
| 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 |
≥ 110 dBA |
| RF output power |
Max. 30 mW |
| Switching bandwidth |
up to 42 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. 1680 transmitting frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 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. ME 2 clip-on microphone (ew 100 G4-ME2 set only)
| 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 |
>>> Bạn có thể tham khảo thêm bài viết: Hướng dẫn thiết kế âm thanh sân khấu giải trí gia đình