Sennheiser EW 100 G4-945-S-TH ชุดไมค์ลอยเดี่ยว
Sennheiser EW 100 G4-945-S-TH ชุดไมค์ลอยเดี่ยว เป็นไมโครโฟนไร้สายย่าน UHF ในเจนเนอเรชั่น 4 ในชุดประกอบด้วยเครื่องรับ EM 100 G4 Rackmount Receiver, เครื่องส่ง (ไมโครโฟน) SKM 100 G4 โดยมีหัวไมค์เป็นรุ่น e945, 20 Banks with 12 Channel Presets Each, Auto Frequency Scan
คุณสมบัติ
- 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′
- High RF output power (up to 30 mW) depending on country regulations
Data Sheet
Frequency Band |
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 |
Type of Receiver |
EM 100 G4 half-rack mountable true diversity UHF |
Receiving Frequency |
Maximum 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 |
Switching Bandwidth |
Up to 42 MHz |
Nominal/Peak Deviation |
±24 kHz / ±48 kHz |
Receiver Type |
True diversity |
Sensitivity |
< 2.5 μV for 52 dBA (with HDX, peak deviation) |
Adjacent Channel Selectivity |
Typically ≥ 65 dB |
Intermodulation Attenuation |
Typically ≥ 65 dB |
Blocking |
≥ 70 dB |
Squelch |
Low: 5 dB µV
Middle: 15 dB µV
High: 25 dB μV |
Pilot Tone |
Squelch: Can be switched off |
Antenna Inputs |
2 x BNC sockets |
Compander |
Sennheiser HDX |
EQ Presets |
Switchable, act on line and monitor outputs
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) |
Signal to Noise Ratio |
≥ 110 dBA (1 mV, peak deviation) |
Total Harmonic Distortion (THD) |
≤ 0.9% |
AF Output |
1/4″ (6.3 mm) jack socket unbalanced, +12 dBu
XLR socket balanced, +18 dBu |
Output Range |
AF Out: 48 dB (3 dB steps) |
Temperature Range |
14 to 131°F (-10 to 55°C) |
Power Supply |
12 VDC, 300 mA |
Dimensions (W x L x H) |
7.48 x 8.35 x 1.69″ (190 x 212 x 43 mm) |
Weight |
2.16 lb (980 g) |
SKM 100 G4-S Handheld Transmitter with Mute Switch, No Capsule
Modulation |
Wideband FM |
Frequency Range |
A1: (470 to 516 MHz) |
Transmission Frequencies |
Maximum 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 |
Switching Bandwidth |
Up to 42 MHz |
Nominal/Peak Deviation |
±24 kHz / ±48 kHz |
Frequency Stability |
≤ ±15 ppm |
RF Output Power |
Maximum 30 mW at 50 Ohms |
Pilot Tone Squelch |
Can be switched off |
Compander |
Sennheiser HDX |
AF Frequency Response |
80 Hz to 18 kHz |
Signal to Noise Ratio |
≥ 110 dBA (1 mV, peak deviation) |
Total Harmonic Distortion (THD) |
≤ 0.9% |
Maximum Input Voltage |
3 V eff |
Input Impedance |
40 kOhms |
Input Capacitance |
Switchable |
Input Sensitivity Range |
48 dB, adjustable in 6 dB steps |
Temperature Range |
14 to 131°F (-10 to 55°C) |
Power Supply |
2 x AA batteries, 1.5 V or BA 2015 accupack |
Nominal Voltage |
3 V battery / 2.4 V rechargeable battery |
Current Consumption |
At Nominal Voltage: Approximately 180 mA
With Transmitter Switched Off: ≤ 25 µA |
Operating Time |
Typically 8 hours |
Dimensions (W x L x H) |
2.0 x 10.4 / 50 x 265 mm |
Weight |
15.9 oz / 450 g |
MMD 945B Supercardioid Dynamic Capsule
Compatible Transmitters |
SKM 100/300/500 G3/G4, SKM 2000/6000/9000, SKM D1/AVX, SL handheld DW |
Type |
Dynamic |
Polar Pattern |
Supercardioid |
Sound Pressure Level |
154 dB |
Sensitivity |
1.6 mV/Pa |